v2.7.2.1

400_xowa/src/gplx/core/brys/Bit_.java

@@ -0,0 +1,123 @@
+/*
+XOWA: the XOWA Offline Wiki Application
+Copyright (C) 2012 gnosygnu@gmail.com
+
+This program is free software: you can redistribute it and/or modify
+it under the terms of the GNU Affero General Public License as
+published by the Free Software Foundation, either version 3 of the
+License, or (at your option) any later version.
+
+This program is distributed in the hope that it will be useful,
+but WITHOUT ANY WARRANTY; without even the implied warranty of
+MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+GNU Affero General Public License for more details.
+
+You should have received a copy of the GNU Affero General Public License
+along with this program.  If not, see <http://www.gnu.org/licenses/>.
+*/
+package gplx.core.brys; import gplx.*; import gplx.core.*;
+public class Bit_ {
+	public static String XtoBitStr(int val) {
+    		boolean[] bits = new boolean[8];
+    		int idx = 7;
+    		while (val > 0) {
+    			if ((val & 1) == 1) bits[idx] = true;
+    			idx--;
+    			val >>= 1;
+    		}
+		byte[] rv = new byte[8];
+    		for (int i = 0; i < 8; i++)
+		rv[i] = bits[i] ? Byte_ascii.Num_1 : Byte_ascii.Num_0;
+    		return String_.new_a7(rv);
+	}
+	public static int[] Bld_pow_ary(int... seg_ary) {
+		int seg_ary_len = seg_ary.length;
+		int pow = 0;
+		int[] rv = new int[seg_ary_len];
+		for (int i = seg_ary_len - 1; i > -1; i--) {
+			rv[i] = Base2_ary[pow];
+			pow += seg_ary[i];			
+		}
+		return rv;
+	}
+	public static int Xto_int(int[] pow_ary, int[] val_ary) {
+		int pow_ary_last = pow_ary.length - 1;
+		int val = 0;
+		for (int i = pow_ary_last; i > -1; i--)
+			val += pow_ary[i] * val_ary[i];
+		return val;
+	}
+	public static int[] Xto_intAry(int[] pow_ary, int v) {
+		int[] rv = new int[pow_ary.length];
+		Xto_intAry(rv, pow_ary, v);
+		return rv;
+	}
+	public static void Xto_intAry(int[] rv, int[] pow_ary, int v) {
+		int pow_ary_len = pow_ary.length;
+		int rv_len = rv.length;
+		for (int i = 0; i < pow_ary_len; i++) {
+			if (i >= rv_len) break;
+			rv[i] = v / pow_ary[i];
+			int factor = pow_ary[i] * rv[i];
+			v = factor == 0 ? v : (v % factor);	// NOTE: if 0, do not do modulus or else div by zero
+		}
+	}
+	public static byte Xto_byte(byte[] pow_ary, byte... val_ary) {
+		int pow_ary_last = pow_ary.length - 1;
+		int val = 0;
+		for (int i = pow_ary_last; i > -1; --i)
+			val += pow_ary[i] * val_ary[i];
+		return (byte)val;
+	}
+	public static void Xto_bry(byte[] rv, byte[] pow_ary, byte val) {
+		int pow_ary_len = pow_ary.length;
+		int rv_len = rv.length;
+		for (int i = 0; i < pow_ary_len; i++) {
+			if (i >= rv_len) break;
+			rv[i] = (byte)(val / pow_ary[i]);
+			int factor = pow_ary[i] * rv[i];
+			val = (byte)(factor == 0 ? val : (val % factor));	// NOTE: if 0, do not do modulus or else div by zero
+		}
+	}
+	public static int Shift_lhs(int val, int shift) {return val << shift;}
+	public static int Shift_rhs(int val, int shift) {return val >> shift;}
+	public static int Shift_lhs_to_int(int[] shift_ary, int... val_ary) {
+		int val_len = val_ary.length; if (val_len > shift_ary.length) throw Exc_.new_("vals must be less than shifts", "vals", val_len, "shifts", shift_ary.length);
+		int rv = 0;
+		for (int i = 0; i < val_len; ++i) {
+			int val = val_ary[i];
+			int shift = shift_ary[i];
+			rv += val << shift;
+		}
+		return rv;
+	}
+	public static void Shift_rhs_to_ary(int[] rv, int[] shift_ary, int val) {
+		int shift_len = shift_ary.length;
+		for (int i = shift_len - 1; i > - 1; --i) {
+			int shift = shift_ary[i];
+			int itm = val >> shift;				
+			rv[i] = itm;
+			val -= (itm << shift);
+		}
+	}
+	public static int Xto_int_date_short(int[] val_ary) {
+		val_ary[0] -= 1900;
+		return Xto_int(Pow_ary_date_short, val_ary);
+	}
+	public static void Xto_date_short_int_ary(int[] rv, int v) {
+		Xto_intAry(rv, Pow_ary_date_short, v);
+		rv[0] += 1900;
+	}
+	public static DateAdp Xto_date_short(int v) {
+		int[] rv = new int[Pow_ary_date_short.length];
+		Xto_date_short_int_ary(rv, v);
+		return DateAdp_.seg_(rv);
+	}		
+	private static final int[] Pow_ary_date_short = new int[] {1048576, 65536, 2048, 64, 1};	// yndhm -> 12,4,5,5,6
+	private static final int[] Base2_ary = new int[] 
+		{          1,          2,          4,          8,         16,         32,         64,        128
+		,        256,        512,       1024,       2048,       4096,       8192,      16384,      32768
+		,      65536,     131072,     262144,     524288,    1048576,    2097152,    4194304,    8388608
+		,   16777216,   33554432,   67108864,  134217728,  268435456,  536870912, 1073741824,          0
+		};
+}

400_xowa/src/gplx/core/brys/Bit__tst.java

@@ -0,0 +1,109 @@
+/*
+XOWA: the XOWA Offline Wiki Application
+Copyright (C) 2012 gnosygnu@gmail.com
+
+This program is free software: you can redistribute it and/or modify
+it under the terms of the GNU Affero General Public License as
+published by the Free Software Foundation, either version 3 of the
+License, or (at your option) any later version.
+
+This program is distributed in the hope that it will be useful,
+but WITHOUT ANY WARRANTY; without even the implied warranty of
+MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+GNU Affero General Public License for more details.
+
+You should have received a copy of the GNU Affero General Public License
+along with this program.  If not, see <http://www.gnu.org/licenses/>.
+*/
+package gplx.core.brys; import gplx.*; import gplx.core.*;
+import org.junit.*;
+public class Bit__tst {
+	@Before public void init() {fxt.Clear();} private Bit__fxt fxt = new Bit__fxt();
+	@Test  public void XtoBitStr() {
+		tst_XtoBitStr(  0, "00000000");
+		tst_XtoBitStr(  1, "00000001");
+		tst_XtoBitStr(  2, "00000010");
+		tst_XtoBitStr(  3, "00000011");
+		tst_XtoBitStr(255, "11111111");
+	}	void tst_XtoBitStr(int val, String expd) {Tfds.Eq(expd, Bit_.XtoBitStr(val));}
+	@Test  public void Bld_pow_ary() {
+		tst_Bld_pow_ary(ary_(1, 1, 1, 1), ary_(8, 4, 2, 1));
+		tst_Bld_pow_ary(ary_(3, 2)      , ary_(4, 1));
+	}	void tst_Bld_pow_ary(int[] seg_ary, int[] expd) {Tfds.Eq_ary_str(expd, Bit_.Bld_pow_ary(seg_ary));}
+	@Test  public void Xto_int() {
+		tst_Xto_int(ary_(1, 1, 1, 1)    , ary_(1, 1, 1, 1), 15);
+		tst_Xto_int(ary_(1, 1, 1, 1)    , ary_(0, 0, 0, 0), 0);
+		tst_Xto_int(ary_(1, 1, 1, 1)    , ary_(1, 0, 0, 1), 9);
+		tst_Xto_int(ary_(1, 1, 1, 1)    , ary_(0, 1, 1, 0), 6);
+		tst_Xto_int(ary_(3, 2)          , ary_(7, 3)      , 31);
+		tst_Xto_int(ary_(3, 2, 1)       , ary_(7, 3, 1)   , 63);
+		tst_Xto_int(ary_(11, 4, 5, 5, 6), ary_(2012, 6, 3, 23, 17), 2110135761);
+		tst_Xto_int(ary_(11, 4, 5, 5, 6), ary_(2012, 6, 3, 23, 18), 2110135762);
+	}
+	private void tst_Xto_int(int[] seg_ary, int[] val_ary, int expd) {
+		int[] pow_ary = Bit_.Bld_pow_ary(seg_ary);
+		Tfds.Eq(expd, Bit_.Xto_int(pow_ary, val_ary));
+	}
+	@Test  public void Xto_intAry() {
+		tst_Xto_intAry(ary_(1, 1, 1, 1)    ,         15, ary_(1, 1, 1, 1));
+		tst_Xto_intAry(ary_(3, 2)          ,         31, ary_(7, 3));
+		tst_Xto_intAry(ary_(3, 2, 1)       ,         63, ary_(7, 3, 1));
+		tst_Xto_intAry(ary_(12, 4, 5, 5, 6), 2110135761, ary_(2012, 6, 3, 23, 17));
+		tst_Xto_intAry(ary_(12, 4, 5, 5, 6), 2110135762, ary_(2012, 6, 3, 23, 18));
+	}
+	private void tst_Xto_intAry(int[] seg_ary, int val, int[] expd) {
+		int[] pow_ary = Bit_.Bld_pow_ary(seg_ary);
+		Tfds.Eq_ary_str(expd, Bit_.Xto_intAry(pow_ary, val));
+	}
+	int[] ary_(int... v) {return v;}
+	@Test  public void Xto_int_date_short() {
+		tst_Xto_int_date_short("20120604 2359", 117843451);
+		tst_Xto_int_date_short("20120604 2358", 117843450);
+		tst_Xto_int_date_short("20120605 0000", 117843968);
+	}
+	private void tst_Xto_int_date_short(String date_str, int expd) {
+		DateAdp date = DateAdp_.parse_fmt(date_str, "yyyyMMdd HHmm");
+		int date_int = Bit_.Xto_int_date_short(date.XtoSegAry());
+		Tfds.Eq(expd, date_int);
+		Tfds.Eq(date_str, Bit_.Xto_date_short(date_int).XtoStr_fmt("yyyyMMdd HHmm"));
+	}
+	@Test   public void Shift_lhs() {// simple: shift 1 bit
+		fxt.Test_shift_lhs(1, 1,  2);
+		fxt.Test_shift_lhs(2, 1,  4);
+		fxt.Test_shift_lhs(3, 1,  6);
+		fxt.Test_shift_lhs(4, 1,  8);
+	}
+	@Test   public void Shift_rhs() {
+		fxt.Test_shift_rhs(2, 1,  1);
+		fxt.Test_shift_rhs(4, 1,  2);
+		fxt.Test_shift_rhs(6, 1,  3);
+		fxt.Test_shift_rhs(8, 1,  4);
+	}
+	@Test   public void Shift_lhs_to_int() {
+		int[] shift_ary = Int_.Ary(0, 3, 5);
+		fxt.Test_shift_lhs_to_int(shift_ary, Int_.Ary(0, 0, 0),  0);
+		fxt.Test_shift_lhs_to_int(shift_ary, Int_.Ary(7, 0, 0),  7);	// 1st 3 bits
+		fxt.Test_shift_lhs_to_int(shift_ary, Int_.Ary(0, 3, 0), 24);	// 2nd 2 bits
+		fxt.Test_shift_lhs_to_int(shift_ary, Int_.Ary(0, 0, 1), 32);	// 3rd 1 bit
+		fxt.Test_shift_lhs_to_int(shift_ary, Int_.Ary(7, 3, 1), 63);	// many bits
+	}
+	@Test   public void Shift_rhs_to_ary() {
+		int[] shift_ary = Int_.Ary(0, 3, 5);
+		fxt.Test_shift_rhs_to_ary(shift_ary,  0, Int_.Ary(0, 0, 0));
+		fxt.Test_shift_rhs_to_ary(shift_ary,  7, Int_.Ary(7, 0, 0));	// 1st 3 bits
+		fxt.Test_shift_rhs_to_ary(shift_ary, 24, Int_.Ary(0, 3, 0));	// 2nd 2 bits
+		fxt.Test_shift_rhs_to_ary(shift_ary, 32, Int_.Ary(0, 0, 1));	// 3rd 1 bit
+		fxt.Test_shift_rhs_to_ary(shift_ary, 63, Int_.Ary(7, 3, 1));	// many bits
+	}
+}
+class Bit__fxt {
+	public void Clear() {}
+	public void Test_shift_lhs(int val, int shift, int expd) {Tfds.Eq(expd, Bit_.Shift_lhs(val, shift));}
+	public void Test_shift_rhs(int val, int shift, int expd) {Tfds.Eq(expd, Bit_.Shift_rhs(val, shift));}
+	public void Test_shift_lhs_to_int(int[] shift_ary, int[] val_ary, int expd) {Tfds.Eq(expd, Bit_.Shift_lhs_to_int(shift_ary, val_ary));}
+	public void Test_shift_rhs_to_ary(int[] shift_ary, int val, int[] expd_ary) {
+		int[] actl_ary = Int_.Ary(0, 0, 0);
+		Bit_.Shift_rhs_to_ary(actl_ary, shift_ary, val);
+		Tfds.Eq_ary(expd_ary, actl_ary);
+	}
+}

400_xowa/src/gplx/core/brys/Bry_bldr.java

@@ -0,0 +1,40 @@
+/*
+XOWA: the XOWA Offline Wiki Application
+Copyright (C) 2012 gnosygnu@gmail.com
+
+This program is free software: you can redistribute it and/or modify
+it under the terms of the GNU Affero General Public License as
+published by the Free Software Foundation, either version 3 of the
+License, or (at your option) any later version.
+
+This program is distributed in the hope that it will be useful,
+but WITHOUT ANY WARRANTY; without even the implied warranty of
+MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+GNU Affero General Public License for more details.
+
+You should have received a copy of the GNU Affero General Public License
+along with this program.  If not, see <http://www.gnu.org/licenses/>.
+*/
+package gplx.core.brys; import gplx.*; import gplx.core.*;
+public class Bry_bldr {
+	public byte[] Val() {return val;} private byte[] val;
+	public Bry_bldr New_256() {return New(256);}
+	public Bry_bldr New(int len) {val = new byte[len]; return this;}
+	public Bry_bldr Set_rng_ws(byte v)					{return Set_many(v, Byte_ascii.Space, Byte_ascii.Tab, Byte_ascii.Nl, Byte_ascii.Cr);}
+	public Bry_bldr Set_rng_xml_identifier(byte v)		{return Set_rng_alpha_lc(v).Set_rng_alpha_uc(v).Set_rng_num(v).Set_many(v, Byte_ascii.Underline, Byte_ascii.Dash);}
+	public Bry_bldr Set_rng_alpha(byte v)				{return Set_rng_alpha_lc(v).Set_rng_alpha_uc(v);}
+	public Bry_bldr Set_rng_alpha_lc(byte v)			{return Set_rng(v, Byte_ascii.Ltr_a, Byte_ascii.Ltr_z);}
+	public Bry_bldr Set_rng_alpha_uc(byte v)			{return Set_rng(v, Byte_ascii.Ltr_A, Byte_ascii.Ltr_Z);}
+	public Bry_bldr Set_rng_num(byte v)					{return Set_rng(v, Byte_ascii.Num_0, Byte_ascii.Num_9);}
+	public Bry_bldr Set_rng(byte v, int bgn, int end) {
+		for (int i = bgn; i <= end; i++)
+			val[i] = v;
+		return this;
+	}
+	public Bry_bldr Set_many(byte v, int... ary) {
+		int len = ary.length; 
+		for (int i = 0; i < len; i++)
+			val[ary[i]] = v;
+		return this;
+	}
+}

400_xowa/src/gplx/core/brys/Bry_comparer.java

@@ -0,0 +1,26 @@
+/*
+XOWA: the XOWA Offline Wiki Application
+Copyright (C) 2012 gnosygnu@gmail.com
+
+This program is free software: you can redistribute it and/or modify
+it under the terms of the GNU Affero General Public License as
+published by the Free Software Foundation, either version 3 of the
+License, or (at your option) any later version.
+
+This program is distributed in the hope that it will be useful,
+but WITHOUT ANY WARRANTY; without even the implied warranty of
+MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+GNU Affero General Public License for more details.
+
+You should have received a copy of the GNU Affero General Public License
+along with this program.  If not, see <http://www.gnu.org/licenses/>.
+*/
+package gplx.core.brys; import gplx.*; import gplx.core.*;
+import gplx.lists.*;
+public class Bry_comparer implements ComparerAble {
+	public int compare(Object lhsObj, Object rhsObj) {
+		byte[] lhs = (byte[])lhsObj, rhs = (byte[])rhsObj;
+		return Bry_.Compare(lhs, 0, lhs.length, rhs, 0, rhs.length);
+	}
+	public static final Bry_comparer _ = new Bry_comparer(); Bry_comparer() {}
+}

400_xowa/src/gplx/core/brys/Bry_rdr_tst.java

@@ -0,0 +1,56 @@
+/*
+XOWA: the XOWA Offline Wiki Application
+Copyright (C) 2012 gnosygnu@gmail.com
+
+This program is free software: you can redistribute it and/or modify
+it under the terms of the GNU Affero General Public License as
+published by the Free Software Foundation, either version 3 of the
+License, or (at your option) any later version.
+
+This program is distributed in the hope that it will be useful,
+but WITHOUT ANY WARRANTY; without even the implied warranty of
+MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+GNU Affero General Public License for more details.
+
+You should have received a copy of the GNU Affero General Public License
+along with this program.  If not, see <http://www.gnu.org/licenses/>.
+*/
+package gplx.core.brys; import gplx.*; import gplx.core.*;
+import org.junit.*;
+public class Bry_rdr_tst {
+	@Before public void init() {fxt.Clear();} private Bry_rdr_fxt fxt = new Bry_rdr_fxt();
+	@Test   public void Int() {
+		fxt.Init_src("12|3456|789");
+		fxt.Test_read_int(12);
+		fxt.Test_read_int(3456);
+		fxt.Test_read_int(789);
+		fxt.Test_read_int(Int_.MinValue);
+	}
+	@Test   public void Int_negative() {
+		fxt.Init_src("-1|-2");
+		fxt.Test_read_int(-1);
+		fxt.Test_read_int(-2);
+	}
+	@Test   public void Bry() {
+		fxt.Init_src("abc|d||ef");
+		fxt.Test_read_bry("abc");
+		fxt.Test_read_bry("d");
+		fxt.Test_read_bry("");
+		fxt.Test_read_bry("ef");
+		fxt.Test_read_bry(null);
+	}
+}
+class Bry_rdr_fxt {
+	private Bry_rdr rdr;
+	public void Clear() {rdr = new Bry_rdr();}
+	public Bry_rdr_fxt Init_src(String v)	{rdr.Init(Bry_.new_u8(v)); return this;}
+	public Bry_rdr_fxt Init_pos(int v)		{rdr.Pos_(v); return this;}
+	public void Test_read_int(int expd_val) {
+		Tfds.Eq(expd_val, rdr.Read_int_to_pipe());
+	}
+	public void Test_read_bry(String expd_str) {
+		byte[] actl_bry = rdr.Read_bry_to_pipe();
+		String actl_str = actl_bry == null ? null : String_.new_u8(actl_bry);
+		Tfds.Eq(expd_str, actl_str);
+	}
+}

400_xowa/src/gplx/core/btries/Btrie_utf8_mgr_tst.java

@@ -0,0 +1,96 @@
+/*
+XOWA: the XOWA Offline Wiki Application
+Copyright (C) 2012 gnosygnu@gmail.com
+
+This program is free software: you can redistribute it and/or modify
+it under the terms of the GNU Affero General Public License as
+published by the Free Software Foundation, either version 3 of the
+License, or (at your option) any later version.
+
+This program is distributed in the hope that it will be useful,
+but WITHOUT ANY WARRANTY; without even the implied warranty of
+MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+GNU Affero General Public License for more details.
+
+You should have received a copy of the GNU Affero General Public License
+along with this program.  If not, see <http://www.gnu.org/licenses/>.
+*/
+package gplx.core.btries; import gplx.*; import gplx.core.*;
+import org.junit.*;
+import gplx.xowa.langs.cases.*;
+public class Btrie_utf8_mgr_tst {		
+	@Before public void init() {fxt.Clear();} private Btrie_utf8_mgr_fxt fxt = new Btrie_utf8_mgr_fxt();
+	@Test  public void Ascii() {
+		fxt.Init_add(Bry_.new_a7("a")	,	"1");
+		fxt.Init_add(Bry_.new_a7("abc")	, "123");
+		fxt.Test_match("a"		, "1");			// single.exact
+		fxt.Test_match("abc"	, "123");		// many.exact
+		fxt.Test_match("ab"		, "1");			// single.more
+		fxt.Test_match("abcde"	, "123");		// many.more
+		fxt.Test_match(" a"		, null);		// no_match
+		fxt.Test_match("aBC"	, "123");		// upper
+	}
+	@Test  public void Uft8() {
+		fxt.Init_add(Bry_.new_u8("aéi")	, "1");
+		fxt.Test_match("aéi"	, "1");			// exact
+		fxt.Test_match("aÉi"	, "1");			// upper.utf8
+		fxt.Test_match("AÉI"	, "1");			// upper.all
+		fxt.Test_match("AÉIo"	, "1");			// trailing-char
+		fxt.Test_match("aei"	, null);		// no_match
+	}
+	@Test  public void Uft8_match_pos() {
+		fxt.Init_add(Bry_.new_u8("aéi")	, "1");
+		fxt.Test_match_pos("aAÉI"	, 1, "1");	// match at 1
+		fxt.Test_match_pos("aAÉI"	, 0, null);	// no_match at 0
+	}
+	@Test  public void Uft8_asymmetric() {
+		fxt.Init_add(Bry_.new_u8("İ")	, "1");
+		fxt.Test_match("İ"	, "1");				// exact=y; İ = Bry_.ints_(196,176)
+		fxt.Test_match("i"	, "1");				// lower=y; i = Bry_.ints_(105)
+		fxt.Test_match("I"	, null);			// upper=n; I = Bry_.ints_( 73); see Btrie_utf8_itm and rv.asymmetric_bry
+
+		fxt.Clear();
+		fxt.Init_add(Bry_.new_u8("i")	, "1");
+		fxt.Test_match("i"	, "1");				// exact=y
+		fxt.Test_match("I"	, "1");				// upper=y
+		fxt.Test_match("İ"	, null);			// utf_8=n; note that a trie with "i" doesn't match a src with "İ" even though "İ" lower-cases to "i"
+	}
+	@Test  public void Utf8_asymmetric_multiple() {	// PURPOSE: problems in original implementation of Hash_adp_bry and uneven source / target counts;
+		fxt.Init_add(Bry_.new_u8("İİ")	, "1");
+		fxt.Test_match("İİ"	, "1");				// exact
+		fxt.Test_match("ii"	, "1");				// lower
+		fxt.Test_match("İi"	, "1");				// mixed
+		fxt.Test_match("iİ"	, "1");				// mixed
+	}
+	@Test  public void Utf8_asymmetric_upper() {	// PURPOSE: "İ" and "I" should co-exist; see Btrie_utf8_itm and called_by_match
+		fxt.Init_add(Bry_.new_u8("İ")	, "1");
+		fxt.Init_add(Bry_.new_u8("I")	, "1");
+		fxt.Test_match("İ"	, "1");				// exact
+		fxt.Test_match("I"	, "1");				// exact
+		fxt.Test_match("i"	, "1");				// lower
+	}
+	@Test  public void Utf8_asymmetric_symbols() {	// PURPOSE: test Hash_adp_bry and multi-byte syms (chars that will never be cased)
+		fxt.Init_add(Bry_.new_u8("a＿b")	, "1");
+		fxt.Test_match("a＿b"	, "1");			// exact: len=3
+		fxt.Test_match("a†b"	, null);		// diff : len=3
+		fxt.Test_match("a±b"	, null);		// diff : len=2
+		fxt.Test_match("a_b"	, null);		// diff : len=1
+	}
+}
+class Btrie_utf8_mgr_fxt {
+	private Btrie_utf8_mgr trie;
+	public void Clear() {
+		trie = Btrie_utf8_mgr.new_(Xol_case_mgr_.Utf8());
+	}
+	public void Init_add(byte[] key, Object val) {trie.Add_obj(key, val);}
+	public void Test_match_pos(String src_str, int bgn_pos, String expd) {
+		byte[] src = Bry_.new_u8(src_str);
+		Object actl = trie.Match_bgn_w_byte(src[bgn_pos], src, bgn_pos, src.length);
+		Tfds.Eq(expd, actl, src_str);
+	}
+	public void Test_match(String src_str, String expd) {
+		byte[] src = Bry_.new_u8(src_str);
+		Object actl = trie.Match_bgn_w_byte(src[0], src, 0, src.length);
+		Tfds.Eq(expd, actl, src_str);
+	}
+}

400_xowa/src/gplx/core/enums/Gfo_enum_grp.java

@@ -0,0 +1,54 @@
+/*
+XOWA: the XOWA Offline Wiki Application
+Copyright (C) 2012 gnosygnu@gmail.com
+
+This program is free software: you can redistribute it and/or modify
+it under the terms of the GNU Affero General Public License as
+published by the Free Software Foundation, either version 3 of the
+License, or (at your option) any later version.
+
+This program is distributed in the hope that it will be useful,
+but WITHOUT ANY WARRANTY; without even the implied warranty of
+MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+GNU Affero General Public License for more details.
+
+You should have received a copy of the GNU Affero General Public License
+along with this program.  If not, see <http://www.gnu.org/licenses/>.
+*/
+package gplx.core.enums; import gplx.*; import gplx.core.*;
+class Gfo_enum_grp {
+//		private Ordered_hash itms = Ordered_hash_.new_();
+	public Gfo_enum_grp(Guid_adp uid, String key, int id, String name, int sort, String xtn) {
+		this.uid = uid; this.key = key; this.id = id; this.name = name; this.sort = sort; this.xtn = xtn;
+	}
+	public Guid_adp Uid() {return uid;} private Guid_adp uid;
+	public String Key() {return key;} private String key;
+	public int Id() {return id;} private int id;
+	public String Name() {return name;} private String name;
+	public int Sort() {return sort;} private int sort;
+	public String Xtn() {return xtn;} private String xtn;
+}
+class Gfo_enum_itm {
+	public Gfo_enum_itm(Guid_adp uid, String key, int id, String name, int sort, String xtn) {
+		this.uid = uid; this.key = key; this.id = id; this.name = name; this.sort = sort; this.xtn = xtn;
+	}
+	public Guid_adp Uid() {return uid;} private Guid_adp uid;
+	public String Key() {return key;} private String key;
+	public int Id() {return id;} private int id;
+	public String Name() {return name;} private String name;
+	public int Sort() {return sort;} private int sort;
+	public String Xtn() {return xtn;} private String xtn;
+}
+/*
+enum_grps
+grp_guid,grp_key,grp_int,grp_name,grp_sort,grp_xtn
+0-1-2-3,xowa.wiki,0,wiki,,
+
+enum_itms
+grp_int,itm_guid,itm_key,itm_int,itm_name,itm_sort,itm_xtn
+1,0-1-2-3,0,en.wikipedia.org,0,enwiki,0,''
+
+class Gfo_enum_mgr {
+//	public Gui
+}
+*/

400_xowa/src/gplx/core/flds/Gfo_fld_base.java

@@ -0,0 +1,48 @@
+/*
+XOWA: the XOWA Offline Wiki Application
+Copyright (C) 2012 gnosygnu@gmail.com
+
+This program is free software: you can redistribute it and/or modify
+it under the terms of the GNU Affero General Public License as
+published by the Free Software Foundation, either version 3 of the
+License, or (at your option) any later version.
+
+This program is distributed in the hope that it will be useful,
+but WITHOUT ANY WARRANTY; without even the implied warranty of
+MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+GNU Affero General Public License for more details.
+
+You should have received a copy of the GNU Affero General Public License
+along with this program.  If not, see <http://www.gnu.org/licenses/>.
+*/
+package gplx.core.flds; import gplx.*; import gplx.core.*;
+public class Gfo_fld_base {
+	public byte Row_dlm() {return row_dlm;} public Gfo_fld_base Row_dlm_(byte v) {row_dlm = v; return this;} protected byte row_dlm = Byte_ascii.Nl;
+	public byte Fld_dlm() {return fld_dlm;} public Gfo_fld_base Fld_dlm_(byte v) {fld_dlm = v; return this;} protected byte fld_dlm = Byte_ascii.Pipe;
+	public byte Escape_dlm() {return escape_dlm;} public Gfo_fld_base Escape_dlm_(byte v) {escape_dlm = v; return this;} protected byte escape_dlm = Byte_ascii.Tilde;
+	public byte Quote_dlm() {return quote_dlm;} public Gfo_fld_base Quote_dlm_(byte v) {quote_dlm = v; return this;} protected byte quote_dlm = Byte_ascii.Nil;
+	public Gfo_fld_base Escape_reg(byte b) {return Escape_reg(b, b);} 
+	public byte[] Escape_decode() {return decode_regy;}
+	public Gfo_fld_base Escape_reg(byte key, byte val) {encode_regy[key] = val; decode_regy[val] = key; return this;} protected byte[] decode_regy = new byte[256]; protected byte[] encode_regy = new byte[256];
+	public Gfo_fld_base Escape_clear() {
+		for (int i = 0; i < 256; i++)
+			decode_regy[i] = Byte_ascii.Nil;
+		for (int i = 0; i < 256; i++)
+			encode_regy[i] = Byte_ascii.Nil;
+		return this;
+	} 
+	Gfo_fld_base Ini_common() {
+		return	 Escape_reg(Byte_ascii.Nl, Byte_ascii.Ltr_n).Escape_reg(Byte_ascii.Tab, Byte_ascii.Ltr_t).Escape_reg(Byte_ascii.Cr, Byte_ascii.Ltr_r)
+				.Escape_reg(Byte_ascii.Backfeed, Byte_ascii.Ltr_b);	// .Escape_reg(Byte_ascii.Nil, Byte_ascii.Num_0)
+	}
+	protected Gfo_fld_base Ctor_xdat_base() {
+		return 	Escape_clear().Ini_common()
+				.Fld_dlm_(Byte_ascii.Pipe).Row_dlm_(Byte_ascii.Nl).Escape_dlm_(Byte_ascii.Tilde).Quote_dlm_(Byte_ascii.Nil)
+				.Escape_reg(Byte_ascii.Pipe, Byte_ascii.Ltr_p).Escape_reg(Byte_ascii.Tilde);
+	}
+	protected Gfo_fld_base Ctor_sql_base() {
+		return	Escape_clear().Ini_common()
+				.Fld_dlm_(Byte_ascii.Comma).Row_dlm_(Byte_ascii.Paren_end).Escape_dlm_(Byte_ascii.Backslash).Quote_dlm_(Byte_ascii.Apos)
+				.Escape_reg(Byte_ascii.Backslash).Escape_reg(Byte_ascii.Quote).Escape_reg(Byte_ascii.Apos); // , Escape_eof = Bry_.new_u8("\\Z") 
+	}
+}

400_xowa/src/gplx/core/flds/Gfo_fld_rdr.java

@@ -0,0 +1,124 @@
+/*
+XOWA: the XOWA Offline Wiki Application
+Copyright (C) 2012 gnosygnu@gmail.com
+
+This program is free software: you can redistribute it and/or modify
+it under the terms of the GNU Affero General Public License as
+published by the Free Software Foundation, either version 3 of the
+License, or (at your option) any later version.
+
+This program is distributed in the hope that it will be useful,
+but WITHOUT ANY WARRANTY; without even the implied warranty of
+MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+GNU Affero General Public License for more details.
+
+You should have received a copy of the GNU Affero General Public License
+along with this program.  If not, see <http://www.gnu.org/licenses/>.
+*/
+package gplx.core.flds; import gplx.*; import gplx.core.*;
+public class Gfo_fld_rdr extends Gfo_fld_base {
+	private Bry_bfr bfr = Bry_bfr.new_(); private static final byte[] Bry_nil = Bry_.new_a7("\\0");
+	public byte[] Data() {return data;} public Gfo_fld_rdr Data_(byte[] v) {data = v; data_len = v.length; pos = 0; return this;} private byte[] data; int data_len;
+	public int Pos() {return pos;} public Gfo_fld_rdr Pos_(int v) {pos = v; return this;} private int pos;
+	public int Fld_bgn() {return fld_bgn;} public Gfo_fld_rdr Fld_bgn_(int v) {fld_bgn = v; return this;} private int fld_bgn;
+	public int Fld_end() {return fld_end;} public Gfo_fld_rdr Fld_end_(int v) {fld_end = v; return this;} private int fld_end;
+	public int Fld_idx() {return fld_idx;} private int fld_idx;
+	public int Row_idx() {return row_idx;} private int row_idx;
+	public void Ini(byte[] data, int pos) {this.data = data; this.data_len = data.length; this.pos = pos;}
+
+	public String Read_str_simple()	{Move_next_simple(); return String_.new_u8(data, fld_bgn, fld_end);}
+	public byte[] Read_bry_simple() {Move_next_simple(); return Bry_.Mid(data, fld_bgn, fld_end);}	// was Mid_by_len???; 20120915
+	public int Read_int_base85_lenN(int len)	{fld_bgn = pos; fld_end = pos + len - 1	; pos = pos + len + 1	; return Base85_utl.XtoIntByAry(data, fld_bgn, fld_end);}
+	public int Read_int_base85_len5()			{fld_bgn = pos; fld_end = pos + 4		; pos = pos + 6			; return Base85_utl.XtoIntByAry(data, fld_bgn, fld_end);}
+	public int Read_int() 			{Move_next_simple(); return Bry_.Xto_int_or(data, fld_bgn, fld_end, -1);}
+	public byte Read_int_as_byte() 	{Move_next_simple(); return (byte)Bry_.Xto_int_or(data, fld_bgn, fld_end, -1);}
+	public byte Read_byte() 		{Move_next_simple(); return data[fld_bgn];}
+	public double Read_double() 	{Move_next_simple(); return Bry_.XtoDoubleByPos(data, fld_bgn, fld_end);}
+	public DateAdp Read_dte() {// NOTE: fmt = yyyyMMdd HHmmss.fff
+		int y = 0, M = 0, d = 0, H = 0, m = 0, s = 0, f = 0;
+		if (pos < data_len && data[pos] == row_dlm) {++pos; ++row_idx; fld_idx = 0;} fld_bgn = pos;
+		y += (data[fld_bgn +  0] - Byte_ascii.Num_0) * 1000;
+		y += (data[fld_bgn +  1] - Byte_ascii.Num_0) *  100;
+		y += (data[fld_bgn +  2] - Byte_ascii.Num_0) *   10;
+		y += (data[fld_bgn +  3] - Byte_ascii.Num_0);
+		M += (data[fld_bgn +  4] - Byte_ascii.Num_0) *   10;
+		M += (data[fld_bgn +  5] - Byte_ascii.Num_0);
+		d += (data[fld_bgn +  6] - Byte_ascii.Num_0) *   10;
+		d += (data[fld_bgn +  7] - Byte_ascii.Num_0);
+		H += (data[fld_bgn +  9] - Byte_ascii.Num_0) *   10;
+		H += (data[fld_bgn + 10] - Byte_ascii.Num_0);
+		m += (data[fld_bgn + 11] - Byte_ascii.Num_0) *   10;
+		m += (data[fld_bgn + 12] - Byte_ascii.Num_0);
+		s += (data[fld_bgn + 13] - Byte_ascii.Num_0) *   10;
+		s += (data[fld_bgn + 14] - Byte_ascii.Num_0);
+		f += (data[fld_bgn + 16] - Byte_ascii.Num_0) *  100;
+		f += (data[fld_bgn + 17] - Byte_ascii.Num_0) *   10;
+		f += (data[fld_bgn + 18] - Byte_ascii.Num_0);
+		if (data[fld_bgn + 19] != fld_dlm) throw Exc_.new_("csv date is invalid", "txt", String_.new_u8_by_len(data, fld_bgn, 20));
+		fld_end = pos + 20;
+		pos = fld_end + 1; ++fld_idx;
+		return DateAdp_.new_(y, M, d, H, m, s, f);
+	}
+	public void Move_next_simple() {
+		if (pos < data_len) {
+			byte b_cur = data[pos];
+			if (b_cur == row_dlm) {
+				fld_bgn = fld_end = pos;
+				++pos; ++row_idx;
+				fld_idx = 0;
+				return;
+			}
+		}
+		fld_bgn = pos; 
+		if (fld_bgn == data_len) {fld_end = data_len; return;}
+		for (int i = fld_bgn; i < data_len; i++) {
+			byte b = data[i];
+			if 	(b == fld_dlm || b == row_dlm) {
+				fld_end = i; pos = i + 1; ++fld_idx;	// position after dlm
+				return;
+			}
+		}
+		throw Exc_.new_("fld_dlm failed", "fld_dlm", (char)fld_dlm, "bgn", fld_bgn);
+	}
+	public String Read_str_escape()	{Move_next_escaped(bfr); return String_.new_u8(bfr.Xto_bry_and_clear());}
+	public byte[] Read_bry_escape()	{Move_next_escaped(bfr); return bfr.Xto_bry_and_clear();}
+	public void Move_1() {++pos;}
+	public void Move_next_escaped() {Move_next_escaped(bfr); bfr.Clear();}
+	public int Move_next_simple_fld() {
+		Move_next_simple();
+		return fld_end;
+	}
+	public int Move_next_escaped(Bry_bfr trg) {
+		//if (pos < data_len && data[pos] == row_dlm) {++pos; ++row_idx; fld_idx = 0;}	// REMOVE:20120919: this will fail for empty fields at end of line; EX: "a|\n"; intent was probably to auto-advance to new row, but this intent should be explicit
+		fld_bgn = pos;
+		boolean quote_on = false;
+		for (int i = fld_bgn; i < data_len; i++) {
+			byte b = data[i];
+			if 		((b == fld_dlm || b == row_dlm) && !quote_on) {
+				fld_end = i; pos = i + 1; ++fld_idx;	// position after dlm
+				return pos;
+			}
+			else if (b == escape_dlm) {	
+				++i;
+//					if (i == data_len) throw Err_.new_("escape char at end of String");
+				b = data[i];
+				byte escape_val = decode_regy[b];
+				if (escape_val == Byte_ascii.Nil)	{trg.Add_byte(escape_dlm).Add_byte(b);} //throw Err_.new_fmt_("unknown escape key: key={0}", data[i]);
+				else								trg.Add_byte(escape_val);
+			}
+			else if (b == Byte_ascii.Nil) {
+				trg.Add(Bry_nil);
+			}
+			else if (b == quote_dlm) {
+				quote_on = !quote_on;
+			}
+			else
+				trg.Add_byte(b);
+		}
+		return -1;
+	}
+	public Gfo_fld_rdr Ctor_xdat() {return (Gfo_fld_rdr)super.Ctor_xdat_base();}
+	public Gfo_fld_rdr Ctor_sql()  {return (Gfo_fld_rdr)super.Ctor_sql_base();}
+	public static Gfo_fld_rdr xowa_()	{return new Gfo_fld_rdr().Ctor_xdat();}
+	public static Gfo_fld_rdr sql_()	{return new Gfo_fld_rdr().Ctor_sql();}
+}

400_xowa/src/gplx/core/flds/Gfo_fld_rdr_tst.java

@@ -0,0 +1,56 @@
+/*
+XOWA: the XOWA Offline Wiki Application
+Copyright (C) 2012 gnosygnu@gmail.com
+
+This program is free software: you can redistribute it and/or modify
+it under the terms of the GNU Affero General Public License as
+published by the Free Software Foundation, either version 3 of the
+License, or (at your option) any later version.
+
+This program is distributed in the hope that it will be useful,
+but WITHOUT ANY WARRANTY; without even the implied warranty of
+MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+GNU Affero General Public License for more details.
+
+You should have received a copy of the GNU Affero General Public License
+along with this program.  If not, see <http://www.gnu.org/licenses/>.
+*/
+package gplx.core.flds; import gplx.*; import gplx.core.*;
+import org.junit.*;
+import gplx.ios.*;
+public class Gfo_fld_rdr_tst {
+	Gfo_fld_rdr_fxt fxt = new Gfo_fld_rdr_fxt();
+	@Test  public void Read_int() 							{fxt.ini_xdat().Raw_("123|")			.tst_Read_int(123);}
+	@Test  public void Read_double() 						{fxt.ini_xdat().Raw_("1.23|")			.tst_Read_double(1.23);}
+	@Test  public void Read_str_simple() 					{fxt.ini_xdat().Raw_("ab|")				.tst_Read_str_simple("ab");}
+	@Test  public void Read_str_escape_pipe() 				{fxt.ini_xdat().Raw_("a~pb|")			.tst_Read_str_escape("a|b");}
+	@Test  public void Read_str_escape_tilde() 				{fxt.ini_xdat().Raw_("a~~b|")			.tst_Read_str_escape("a~b");}
+	@Test  public void Read_str_escape_nl() 				{fxt.ini_xdat().Raw_("a~nb|")			.tst_Read_str_escape("a\nb");}
+	@Test  public void Read_str_escape_tab() 				{fxt.ini_xdat().Raw_("a~tb|")			.tst_Read_str_escape("a\tb");}
+	@Test  public void Write_str_escape_pipe() 				{fxt.ini_xdat().tst_Write_str_escape("a|b", "a~pb|");}
+	@Test  public void Read_str_quoted_comma() 				{fxt.ini_sql ().Raw_("'a,b',")			.tst_Read_str_escape("a,b");}
+	@Test  public void Read_str_quoted_apos() 				{fxt.ini_sql ().Raw_("'a\\'b',")		.tst_Read_str_escape("a'b");}
+	@Test  public void Read_multiple() {
+		fxt.ini_xdat().Raw_("ab|1|.9|\n")
+		.tst_Read_str_escape("ab").tst_Read_int(1).tst_Read_double(.9)
+		;
+	}
+	@Test  public void Read_dlm_nl()							{fxt.ini_xdat().Raw_("123\n")			.tst_Read_int(123);}
+}
+class Gfo_fld_rdr_fxt {
+	Gfo_fld_rdr rdr = new Gfo_fld_rdr(); Gfo_fld_wtr wtr = Gfo_fld_wtr.xowa_();
+	public Gfo_fld_rdr_fxt Raw_(String v) {rdr.Data_(Bry_.new_u8(v)); return this;}
+	public Gfo_fld_rdr_fxt ini_xdat() 	{rdr.Ctor_xdat(); return this;}
+	public Gfo_fld_rdr_fxt ini_sql() 	{rdr.Ctor_sql(); return this;}
+	public Gfo_fld_rdr_fxt tst_Read_int(int expd) 					{Tfds.Eq(expd, rdr.Read_int()); return this;}
+	public Gfo_fld_rdr_fxt tst_Read_double(double expd) 			{Tfds.Eq(expd, rdr.Read_double()); return this;}
+	public Gfo_fld_rdr_fxt tst_Read_str_simple(String expd) 		{Tfds.Eq(expd, rdr.Read_str_simple()); return this;}
+	public Gfo_fld_rdr_fxt tst_Read_str_escape(String expd) 		{Tfds.Eq(expd, rdr.Read_str_escape()); return this;}
+	public Gfo_fld_rdr_fxt tst_Write_str_escape(String val, String expd) {
+		byte[] bry = Bry_.new_u8(val);
+		wtr.Bfr_(bfr);
+		wtr.Write_bry_escape_fld(bry);
+		Tfds.Eq(expd, bfr.Xto_str());
+		return this;
+	}	private Bry_bfr bfr = Bry_bfr.new_();
+}

400_xowa/src/gplx/core/flds/Gfo_fld_wtr.java

@@ -0,0 +1,59 @@
+/*
+XOWA: the XOWA Offline Wiki Application
+Copyright (C) 2012 gnosygnu@gmail.com
+
+This program is free software: you can redistribute it and/or modify
+it under the terms of the GNU Affero General Public License as
+published by the Free Software Foundation, either version 3 of the
+License, or (at your option) any later version.
+
+This program is distributed in the hope that it will be useful,
+but WITHOUT ANY WARRANTY; without even the implied warranty of
+MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+GNU Affero General Public License for more details.
+
+You should have received a copy of the GNU Affero General Public License
+along with this program.  If not, see <http://www.gnu.org/licenses/>.
+*/
+package gplx.core.flds; import gplx.*; import gplx.core.*;
+import gplx.ios.*;
+public class Gfo_fld_wtr extends Gfo_fld_base {
+	public Bry_bfr Bfr() {return bfr;} public Gfo_fld_wtr Bfr_(Bry_bfr v) {bfr = v; return this;} Bry_bfr bfr;
+	public Gfo_fld_wtr() {this.bfr = Bry_bfr.new_();}
+	public Gfo_fld_wtr Write_int_base85_len5_fld(int v)						{bfr.Add_base85(v, Base85_utl.Len_int);			bfr.Add_byte(fld_dlm); return this;}
+	public Gfo_fld_wtr Write_int_base85_lenN_fld(int v, int len)			{bfr.Add_base85(v, len);						bfr.Add_byte(fld_dlm); return this;}
+	public Gfo_fld_wtr Write_int_variable_fld(int v)						{bfr.Add_int_variable(v);						bfr.Add_byte(fld_dlm); return this;}
+	public Gfo_fld_wtr Write_int_fixed_fld(int v, int len)					{bfr.Add_int_fixed(v, len);						bfr.Add_byte(fld_dlm); return this;}
+	public Gfo_fld_wtr Write_double_fld(double v)							{bfr.Add_double(v);								bfr.Add_byte(fld_dlm); return this;}
+	public Gfo_fld_wtr Write_byte_fld(byte v)								{bfr.Add_byte(v);								bfr.Add_byte(fld_dlm); return this;}
+	public Gfo_fld_wtr Write_bry_escape_fld(byte[] val)						{Write_bry_escape(val, 0, val.length);			bfr.Add_byte(fld_dlm); return this;}
+	public Gfo_fld_wtr Write_bry_escape_fld(byte[] val, int bgn, int end)	{Write_bry_escape(val, bgn, end);				bfr.Add_byte(fld_dlm); return this;}
+	public Gfo_fld_wtr Write_dlm_row()										{												bfr.Add_byte(row_dlm); return this;}
+	public Gfo_fld_wtr Write_dlm_fld()										{												bfr.Add_byte(fld_dlm); return this;}
+	public Gfo_fld_wtr Write_int_base85_lenN_row(int v, int len)			{bfr.Add_base85(v, len);						bfr.Add_byte(row_dlm); return this;}
+	public Gfo_fld_wtr Write_int_base85_len5_row(int v)						{bfr.Add_base85(v, Base85_utl.Len_int);			bfr.Add_byte(row_dlm); return this;}
+	public Gfo_fld_wtr Write_bry_escape_row(byte[] val)						{Write_bry_escape(val, 0, val.length);			bfr.Add_byte(row_dlm); return this;}
+	public Gfo_fld_wtr Write_bry_escape_row(byte[] val, int bgn, int end)	{Write_bry_escape(val, bgn, end);				bfr.Add_byte(row_dlm); return this;}
+	public Gfo_fld_wtr Write_double_row(double v)							{bfr.Add_double(v);								bfr.Add_byte(row_dlm); return this;}
+	Gfo_fld_wtr Write_bry_escape(byte[] val, int bgn, int end) {
+		for (int i = bgn; i < end; i++) {
+			byte b = val[i];
+			byte escape_val = encode_regy[b & 0xFF];	// PATCH.JAVA:need to convert to unsigned byte
+			if (escape_val == Byte_ascii.Nil) 	bfr.Add_byte(b);
+			else 								{bfr.Add_byte(escape_dlm); bfr.Add_byte(escape_val);}
+		}
+		return this;
+	}
+	public Gfo_fld_wtr Rls() {bfr.Rls(); return this;}
+
+	public Io_url_gen Fil_gen() {return fil_gen;} public Gfo_fld_wtr Fil_gen_(Io_url_gen v) {fil_gen = v; return this;} Io_url_gen fil_gen;
+	public int Bfr_max() {return bfr_max;} public Gfo_fld_wtr Bfr_max_(int v) {bfr_max = v; return this;} private int bfr_max = Io_mgr.Len_mb;
+	public boolean Flush_needed(int v) {return bfr.Len() + v > bfr_max;}
+	public void Flush() {
+		if (Fil_gen().Cur_url() == null) fil_gen.Nxt_url();
+		Io_mgr.I.AppendFilBfr(fil_gen.Cur_url(), bfr);
+	}
+	public void Flush_nxt() {Flush(); fil_gen.Nxt_url();}
+	public Gfo_fld_wtr Ctor_xdat() {return (Gfo_fld_wtr)super.Ctor_xdat_base();}
+	public static Gfo_fld_wtr xowa_() {return new Gfo_fld_wtr().Ctor_xdat();}
+}

400_xowa/src/gplx/core/html/parsers/Gfo_html_node.java

@@ -0,0 +1,24 @@
+/*
+XOWA: the XOWA Offline Wiki Application
+Copyright (C) 2012 gnosygnu@gmail.com
+
+This program is free software: you can redistribute it and/or modify
+it under the terms of the GNU Affero General Public License as
+published by the Free Software Foundation, either version 3 of the
+License, or (at your option) any later version.
+
+This program is distributed in the hope that it will be useful,
+but WITHOUT ANY WARRANTY; without even the implied warranty of
+MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+GNU Affero General Public License for more details.
+
+You should have received a copy of the GNU Affero General Public License
+along with this program.  If not, see <http://www.gnu.org/licenses/>.
+*/
+package gplx.core.html.parsers; import gplx.*; import gplx.core.*; import gplx.core.html.*;
+class Gfo_html_node {
+	public Gfo_html_node(byte[] src, int bgn, int end) {this.src = src; this.bgn = bgn; this.end = end;}
+	public byte[] Src() {return src;} private final byte[] src;
+	public int Bgn() {return bgn;} private final int bgn;
+	public int End() {return end;} private final int end;
+}

400_xowa/src/gplx/core/html/parsers/Gfo_html_parser.java

@@ -0,0 +1,68 @@
+/*
+XOWA: the XOWA Offline Wiki Application
+Copyright (C) 2012 gnosygnu@gmail.com
+
+This program is free software: you can redistribute it and/or modify
+it under the terms of the GNU Affero General Public License as
+published by the Free Software Foundation, either version 3 of the
+License, or (at your option) any later version.
+
+This program is distributed in the hope that it will be useful,
+but WITHOUT ANY WARRANTY; without even the implied warranty of
+MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+GNU Affero General Public License for more details.
+
+You should have received a copy of the GNU Affero General Public License
+along with this program.  If not, see <http://www.gnu.org/licenses/>.
+*/
+package gplx.core.html.parsers; import gplx.*; import gplx.core.*; import gplx.core.html.*;
+import gplx.core.btries.*; import gplx.core.primitives.*;
+import gplx.xowa.*;
+class Gfo_html_parser {
+	private final Gfo_msg_log msg_log = Gfo_msg_log.Test();
+	private final Xop_xatr_parser xatr_parser = new Xop_xatr_parser();
+	public void Parse(Gfo_html_wkr handler, byte[] src, int bgn, int end) {
+//			int src_len = src.length;
+//			int prv_pos = 0; 
+//			int css_find_bgn_len = Css_find_bgn.length;
+//			byte[] protocol_prefix_bry = Bry_.new_u8(protocol_prefix);
+//			while (true) {
+//				int url_bgn = Bry_finder.Find_fwd(src, Css_find_bgn, prv_pos);	 				if (url_bgn == Bry_.NotFound) break;	// nothing left; stop
+//				url_bgn += css_find_bgn_len;
+//				int url_end = Bry_finder.Find_fwd(src, Byte_ascii.Quote, url_bgn, src_len); 	if (url_end == Bry_.NotFound) {usr_dlg.Warn_many("", "main_page.css_parse", "could not find css; pos='~{0}' text='~{1}'", url_bgn, String_.new_u8_by_len(src, url_bgn, url_bgn + 32)); break;}
+//				byte[] css_url_bry = Bry_.Mid(src, url_bgn, url_end);
+//				css_url_bry = Bry_.Replace(css_url_bry, Css_amp_find, Css_amp_repl);		// &amp; -> &
+//				css_url_bry = url_encoder.Decode(css_url_bry);								// %2C ->		%7C -> |
+//				css_url_bry = Bry_.Add(protocol_prefix_bry, css_url_bry);
+//				rv.Add(String_.new_u8(css_url_bry));
+//				prv_pos = url_end;
+//			}
+//			return rv.XtoStrAry();
+		int src_len = src.length; int pos = 0;
+		while (pos < src_len) {
+			byte b = src[pos];
+			switch (b) {
+				case Byte_ascii.Angle_bgn:
+					pos = Parse_node(handler, src, end, pos, pos + 1);
+					break;
+				default:
+					++pos;
+					break;
+			}
+		}
+	}
+	private int Parse_node(Gfo_html_wkr handler, byte[] src, int end, int tkn_bgn, int tkn_end) {
+		int name_bgn = tkn_end;
+		int name_end = Bry_finder.Find_fwd_until_ws(src, name_bgn, end);
+		if (name_end == Bry_finder.Not_found) return end;	// EOS; EX: "<abcEOS"
+		if (name_bgn == name_end) return tkn_end;			// ws; EX: "< "
+		Object o = handler.Get_or_null(src, name_bgn, name_end);
+		if (o == null) return name_end;						// unknown name: EX: "<unknown >"
+		int node_end = Bry_finder.Find_fwd(src, Byte_ascii.Angle_end, name_end, end);
+		if (node_end == Bry_finder.Not_found) return end;	// EOS; EX: "<name lots_of_text_but_no_gt EOS"
+		Xop_xatr_itm[] xatr_ary = xatr_parser.Parse(msg_log, src, name_end, node_end);
+		Gfo_html_tkn tkn = (Gfo_html_tkn)o;
+		tkn.Process(src, Xop_xatr_hash.new_ary(src, xatr_ary));
+		return node_end;
+	}
+}

400_xowa/src/gplx/core/html/parsers/Gfo_html_wkr.java

@@ -0,0 +1,22 @@
+/*
+XOWA: the XOWA Offline Wiki Application
+Copyright (C) 2012 gnosygnu@gmail.com
+
+This program is free software: you can redistribute it and/or modify
+it under the terms of the GNU Affero General Public License as
+published by the Free Software Foundation, either version 3 of the
+License, or (at your option) any later version.
+
+This program is distributed in the hope that it will be useful,
+but WITHOUT ANY WARRANTY; without even the implied warranty of
+MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+GNU Affero General Public License for more details.
+
+You should have received a copy of the GNU Affero General Public License
+along with this program.  If not, see <http://www.gnu.org/licenses/>.
+*/
+package gplx.core.html.parsers; import gplx.*; import gplx.core.*; import gplx.core.html.*;
+interface Gfo_html_wkr {
+	Gfo_html_tkn Get_or_null(byte[] src, int bgn, int end);
+	void Process(Gfo_html_node node);
+}

400_xowa/src/gplx/core/html/parsers/Xob_html_tkn.java

@@ -0,0 +1,33 @@
+/*
+XOWA: the XOWA Offline Wiki Application
+Copyright (C) 2012 gnosygnu@gmail.com
+
+This program is free software: you can redistribute it and/or modify
+it under the terms of the GNU Affero General Public License as
+published by the Free Software Foundation, either version 3 of the
+License, or (at your option) any later version.
+
+This program is distributed in the hope that it will be useful,
+but WITHOUT ANY WARRANTY; without even the implied warranty of
+MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+GNU Affero General Public License for more details.
+
+You should have received a copy of the GNU Affero General Public License
+along with this program.  If not, see <http://www.gnu.org/licenses/>.
+*/
+package gplx.core.html.parsers; import gplx.*; import gplx.core.*; import gplx.core.html.*;
+import gplx.xowa.*;
+interface Gfo_html_tkn {
+	int Tid();
+	byte[] Key();
+	void Process(byte[] src, Xop_xatr_hash hash);
+}
+class Gfo_html_tkn_ {
+	public static final int Tid_link = 1;
+	public static final byte[] Key_link = Bry_.new_a7("link");
+}
+class Gfo_html_tkn__link implements Gfo_html_tkn {
+	public int Tid() {return Gfo_html_tkn_.Tid_link;}
+	public byte[] Key() {return Gfo_html_tkn_.Key_link;}
+	@gplx.Virtual public void Process(byte[] src, Xop_xatr_hash hash) {}
+}

400_xowa/src/gplx/core/ints/Int_ary_bldr.java

@@ -0,0 +1,23 @@
+/*
+XOWA: the XOWA Offline Wiki Application
+Copyright (C) 2012 gnosygnu@gmail.com
+
+This program is free software: you can redistribute it and/or modify
+it under the terms of the GNU Affero General Public License as
+published by the Free Software Foundation, either version 3 of the
+License, or (at your option) any later version.
+
+This program is distributed in the hope that it will be useful,
+but WITHOUT ANY WARRANTY; without even the implied warranty of
+MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+GNU Affero General Public License for more details.
+
+You should have received a copy of the GNU Affero General Public License
+along with this program.  If not, see <http://www.gnu.org/licenses/>.
+*/
+package gplx.core.ints; import gplx.*; import gplx.core.*;
+public class Int_ary_bldr {
+	public Int_ary_bldr(int len) {ary = new int[len];}
+	public Int_ary_bldr Set(int idx, int val) {ary[idx] = val; return this;}
+	public int[] Xto_int_ary() {return ary;} private int[] ary;
+}

400_xowa/src/gplx/core/lists/Binary_search_.java

@@ -0,0 +1,52 @@
+/*
+XOWA: the XOWA Offline Wiki Application
+Copyright (C) 2012 gnosygnu@gmail.com
+
+This program is free software: you can redistribute it and/or modify
+it under the terms of the GNU Affero General Public License as
+published by the Free Software Foundation, either version 3 of the
+License, or (at your option) any later version.
+
+This program is distributed in the hope that it will be useful,
+but WITHOUT ANY WARRANTY; without even the implied warranty of
+MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+GNU Affero General Public License for more details.
+
+You should have received a copy of the GNU Affero General Public License
+along with this program.  If not, see <http://www.gnu.org/licenses/>.
+*/
+package gplx.core.lists; import gplx.*; import gplx.core.*;
+public class Binary_search_ {
+	public static int Search(CompareAble[] ary, int ary_len, CompareAble val) {
+		if (ary_len == 1) return 0;
+		int interval = ary_len / 2;
+		int pos = interval - List_adp_.Base1;
+		int pos_last = ary_len - 1;
+		int pos_prv = -1;
+		int loop_count = 0;
+		while (loop_count++ < 32) {	// 32 bit integer
+			CompareAble lo = ary[pos];
+			CompareAble hi = pos + 1 == ary_len ? null : ary[pos + 1];
+			int adj = 0;
+			int lo_comp = val.compareTo(lo);
+			if (lo_comp == CompareAble_.Less)		// val is < lo; search slots below
+				adj = -1;
+			else {
+				if (hi == null) return pos;			// hi is null when at last slot in ary
+				int hi_comp = val.compareTo(hi);
+				if (hi_comp == CompareAble_.More)	// val is > hi; search slots above 
+					adj =  1;
+				else
+					return pos;						// val is > lo and < hi; return slot 
+			}
+			interval /= 2;
+			if (interval == 0) interval = 1;		// do not allow 0 intervals; pos must always change; 
+			pos += (interval * adj);
+			if (pos == 0 && pos_prv == 0) break;	// NOTE: this will only happen when 1st member is not ""
+			if 		(pos < 0) 			pos = 0;	
+			else if (pos > pos_last)	pos = pos_last;
+			pos_prv = pos;
+		}
+		return Int_.MinValue;	// should only occur if (a) ary's 0th slot is not ""; or (b) some unknown error
+	}
+}

400_xowa/src/gplx/core/lists/Binary_search__tst.java

@@ -0,0 +1,47 @@
+/*
+XOWA: the XOWA Offline Wiki Application
+Copyright (C) 2012 gnosygnu@gmail.com
+
+This program is free software: you can redistribute it and/or modify
+it under the terms of the GNU Affero General Public License as
+published by the Free Software Foundation, either version 3 of the
+License, or (at your option) any later version.
+
+This program is distributed in the hope that it will be useful,
+but WITHOUT ANY WARRANTY; without even the implied warranty of
+MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+GNU Affero General Public License for more details.
+
+You should have received a copy of the GNU Affero General Public License
+along with this program.  If not, see <http://www.gnu.org/licenses/>.
+*/
+package gplx.core.lists; import gplx.*; import gplx.core.*;
+import org.junit.*; import gplx.core.primitives.*;
+public class Binary_search__tst {
+	private Binary_search__fxt fxt = new Binary_search__fxt();
+	@Test  public void Basic() {
+		fxt.Init_ary("", "e", "j", "o", "t", "y");
+		fxt.Test_binary_search("a", 0);
+		fxt.Test_binary_search("f", 1);
+		fxt.Test_binary_search("k", 2);
+		fxt.Test_binary_search("p", 3);
+		fxt.Test_binary_search("u", 4);
+		fxt.Test_binary_search("z", 5);
+	}
+	@Test  public void One() {
+		fxt.Init_ary("");
+		fxt.Test_binary_search("a", 0);
+	}
+}
+class Binary_search__fxt {
+	public void Init_ary(String... v) {
+		int ary_len = v.length;
+		ary = new String_obj_val[ary_len];
+		for (int i = 0; i < ary_len; i++)
+			ary[i] = String_obj_val.new_(v[i]);
+	} 	private String_obj_val[] ary;
+	public void Test_binary_search(String val, int expd) {
+		int actl = Binary_search_.Search(ary, ary.length, String_obj_val.new_(val));
+		Tfds.Eq(expd, actl, val);
+	}
+}

400_xowa/src/gplx/core/net/Http_client_rdr.java

@@ -0,0 +1,24 @@
+/*
+XOWA: the XOWA Offline Wiki Application
+Copyright (C) 2012 gnosygnu@gmail.com
+
+This program is free software: you can redistribute it and/or modify
+it under the terms of the GNU Affero General Public License as
+published by the Free Software Foundation, either version 3 of the
+License, or (at your option) any later version.
+
+This program is distributed in the hope that it will be useful,
+but WITHOUT ANY WARRANTY; without even the implied warranty of
+MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+GNU Affero General Public License for more details.
+
+You should have received a copy of the GNU Affero General Public License
+along with this program.  If not, see <http://www.gnu.org/licenses/>.
+*/
+package gplx.core.net; import gplx.*; import gplx.core.*;
+public interface Http_client_rdr {
+	void Stream_(Object o);
+	String Read_line();
+	byte[] Read_line_as_bry();
+	void Rls();
+}

400_xowa/src/gplx/core/net/Http_client_rdr_.java

@@ -0,0 +1,35 @@
+/*
+XOWA: the XOWA Offline Wiki Application
+Copyright (C) 2012 gnosygnu@gmail.com
+
+This program is free software: you can redistribute it and/or modify
+it under the terms of the GNU Affero General Public License as
+published by the Free Software Foundation, either version 3 of the
+License, or (at your option) any later version.
+
+This program is distributed in the hope that it will be useful,
+but WITHOUT ANY WARRANTY; without even the implied warranty of
+MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+GNU Affero General Public License for more details.
+
+You should have received a copy of the GNU Affero General Public License
+along with this program.  If not, see <http://www.gnu.org/licenses/>.
+*/
+package gplx.core.net; import gplx.*; import gplx.core.*;
+public class Http_client_rdr_ {
+	public static Http_client_rdr new_stream()	{return new Http_client_rdr__stream();}
+	public static Http_client_rdr new_mem()		{return new Http_client_rdr__mem();}
+}
+class Http_client_rdr__mem implements Http_client_rdr {
+	private String[] ary; private int ary_len; private int idx;
+	public void Stream_(Object o) {
+		this.ary = (String[])o;
+		this.ary_len = ary.length;
+		this.idx = 0;
+	}
+	public String Read_line() {
+		return idx == ary_len ? null : ary[idx++];
+	}
+	public byte[] Read_line_as_bry() {return Bry_.new_u8(Read_line());}
+	public void Rls() {}
+}

400_xowa/src/gplx/core/net/Http_client_rdr__stream.java

@@ -0,0 +1,34 @@
+/*
+XOWA: the XOWA Offline Wiki Application
+Copyright (C) 2012 gnosygnu@gmail.com
+
+This program is free software: you can redistribute it and/or modify
+it under the terms of the GNU Affero General Public License as
+published by the Free Software Foundation, either version 3 of the
+License, or (at your option) any later version.
+
+This program is distributed in the hope that it will be useful,
+but WITHOUT ANY WARRANTY; without even the implied warranty of
+MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+GNU Affero General Public License for more details.
+
+You should have received a copy of the GNU Affero General Public License
+along with this program.  If not, see <http://www.gnu.org/licenses/>.
+*/
+package gplx.core.net; import gplx.*; import gplx.core.*;
+import java.io.*;
+class Http_client_rdr__stream implements Http_client_rdr {
+		private BufferedReader br;
+		public void Stream_(Object o) {
+				this.br = new BufferedReader(new InputStreamReader((InputStream)o, java.nio.charset.Charset.forName("UTF-8")));
+			}
+	public String Read_line() {
+				try {return br.readLine();}
+		catch (IOException e) {throw Exc_.new_exc(e, "net", "Read_line failed");}			
+			}
+	public byte[] Read_line_as_bry() {return Bry_.new_u8(Read_line());}
+	public void Rls() {
+				try {br.close();}
+		catch (IOException e) {throw Exc_.new_exc(e, "net", "Rls failed");}			
+		}
+}

400_xowa/src/gplx/core/net/Http_client_wtr.java

@@ -0,0 +1,27 @@
+/*
+XOWA: the XOWA Offline Wiki Application
+Copyright (C) 2012 gnosygnu@gmail.com
+
+This program is free software: you can redistribute it and/or modify
+it under the terms of the GNU Affero General Public License as
+published by the Free Software Foundation, either version 3 of the
+License, or (at your option) any later version.
+
+This program is distributed in the hope that it will be useful,
+but WITHOUT ANY WARRANTY; without even the implied warranty of
+MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+GNU Affero General Public License for more details.
+
+You should have received a copy of the GNU Affero General Public License
+along with this program.  If not, see <http://www.gnu.org/licenses/>.
+*/
+package gplx.core.net; import gplx.*; import gplx.core.*;
+import gplx.ios.*;
+public interface Http_client_wtr {
+	void Stream_(Object o);
+	void Write_bry(byte[] bry);
+	void Write_str(String s);
+	void Write_mid(byte[] bry, int bgn, int end);
+	void Write_stream(Io_stream_rdr stream_rdr);
+	void Rls();
+}

400_xowa/src/gplx/core/net/Http_client_wtr_.java

@@ -0,0 +1,21 @@
+/*
+XOWA: the XOWA Offline Wiki Application
+Copyright (C) 2012 gnosygnu@gmail.com
+
+This program is free software: you can redistribute it and/or modify
+it under the terms of the GNU Affero General Public License as
+published by the Free Software Foundation, either version 3 of the
+License, or (at your option) any later version.
+
+This program is distributed in the hope that it will be useful,
+but WITHOUT ANY WARRANTY; without even the implied warranty of
+MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+GNU Affero General Public License for more details.
+
+You should have received a copy of the GNU Affero General Public License
+along with this program.  If not, see <http://www.gnu.org/licenses/>.
+*/
+package gplx.core.net; import gplx.*; import gplx.core.*;
+public class Http_client_wtr_ {
+	public static Http_client_wtr new_stream() {return new Http_client_wtr__stream();}
+}

400_xowa/src/gplx/core/net/Http_client_wtr__stream.java

@@ -0,0 +1,53 @@
+/*
+XOWA: the XOWA Offline Wiki Application
+Copyright (C) 2012 gnosygnu@gmail.com
+
+This program is free software: you can redistribute it and/or modify
+it under the terms of the GNU Affero General Public License as
+published by the Free Software Foundation, either version 3 of the
+License, or (at your option) any later version.
+
+This program is distributed in the hope that it will be useful,
+but WITHOUT ANY WARRANTY; without even the implied warranty of
+MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+GNU Affero General Public License for more details.
+
+You should have received a copy of the GNU Affero General Public License
+along with this program.  If not, see <http://www.gnu.org/licenses/>.
+*/
+package gplx.core.net; import gplx.*; import gplx.core.*;
+import gplx.ios.*;
+import java.io.*;
+class Http_client_wtr__stream implements Http_client_wtr {	
+	private final byte[] tmp_stream_bry = new byte[1024];
+		private DataOutputStream stream;
+		public void Stream_(Object o) {
+				this.stream = new DataOutputStream((OutputStream)o);
+			}
+	public void Write_bry(byte[] bry) {
+				try {stream.write(bry);}
+		catch (IOException e) {throw Exc_.new_exc(e, "net", "Write_bry failed");} 			
+			}
+	public void Write_str(String s) {
+				try {stream.writeBytes(s);}
+		catch (Exception e) {throw Exc_.new_exc(e, "net", "Write_str failed");} 
+			}
+	public void Write_mid(byte[] bry, int bgn, int end) {
+				try {stream.write(bry, bgn, end - bgn);}
+		catch (IOException e) {throw Exc_.new_exc(e, "net", "Write_mid failed");} 			
+			}
+	public void Write_stream(Io_stream_rdr stream_rdr) {
+		synchronized (tmp_stream_bry) {
+			int read = 0;
+			while (true) {
+				read = stream_rdr.Read(tmp_stream_bry, 0, 1024);
+				if (read == -1) break;
+				Write_mid(tmp_stream_bry, 0, read);
+			}
+		}
+	}	
+	public void Rls() {
+				try {stream.close();}
+		catch (IOException e) {throw Exc_.new_exc(e, "net", "Rls failed");}			
+			}
+}

400_xowa/src/gplx/core/net/Http_post_data_hash.java

@@ -0,0 +1,27 @@
+/*
+XOWA: the XOWA Offline Wiki Application
+Copyright (C) 2012 gnosygnu@gmail.com
+
+This program is free software: you can redistribute it and/or modify
+it under the terms of the GNU Affero General Public License as
+published by the Free Software Foundation, either version 3 of the
+License, or (at your option) any later version.
+
+This program is distributed in the hope that it will be useful,
+but WITHOUT ANY WARRANTY; without even the implied warranty of
+MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+GNU Affero General Public License for more details.
+
+You should have received a copy of the GNU Affero General Public License
+along with this program.  If not, see <http://www.gnu.org/licenses/>.
+*/
+package gplx.core.net; import gplx.*; import gplx.core.*;
+public class Http_post_data_hash {
+	private final Ordered_hash hash = Ordered_hash_.new_bry_();
+	public int Len() {return hash.Count();}
+	public Http_post_data_itm Get_at(int i)		{return (Http_post_data_itm)hash.Get_at(i);}
+	public Http_post_data_itm Get_by(byte[] k)	{return (Http_post_data_itm)hash.Get_by(k);}
+	public void Add(byte[] key, byte[] val) {
+		hash.Add(key, new Http_post_data_itm(key, val));
+	}
+}

400_xowa/src/gplx/core/net/Http_post_data_itm.java

@@ -0,0 +1,23 @@
+/*
+XOWA: the XOWA Offline Wiki Application
+Copyright (C) 2012 gnosygnu@gmail.com
+
+This program is free software: you can redistribute it and/or modify
+it under the terms of the GNU Affero General Public License as
+published by the Free Software Foundation, either version 3 of the
+License, or (at your option) any later version.
+
+This program is distributed in the hope that it will be useful,
+but WITHOUT ANY WARRANTY; without even the implied warranty of
+MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+GNU Affero General Public License for more details.
+
+You should have received a copy of the GNU Affero General Public License
+along with this program.  If not, see <http://www.gnu.org/licenses/>.
+*/
+package gplx.core.net; import gplx.*; import gplx.core.*;
+public class Http_post_data_itm {
+	public Http_post_data_itm(byte[] key, byte[] val) {this.key = key; this.val = val;}
+	public byte[] Key() {return key;} private final byte[] key;
+	public byte[] Val() {return val;} private final byte[] val;
+}

400_xowa/src/gplx/core/net/Http_request_itm.java

@@ -0,0 +1,81 @@
+/*
+XOWA: the XOWA Offline Wiki Application
+Copyright (C) 2012 gnosygnu@gmail.com
+
+This program is free software: you can redistribute it and/or modify
+it under the terms of the GNU Affero General Public License as
+published by the Free Software Foundation, either version 3 of the
+License, or (at your option) any later version.
+
+This program is distributed in the hope that it will be useful,
+but WITHOUT ANY WARRANTY; without even the implied warranty of
+MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+GNU Affero General Public License for more details.
+
+You should have received a copy of the GNU Affero General Public License
+along with this program.  If not, see <http://www.gnu.org/licenses/>.
+*/
+package gplx.core.net; import gplx.*; import gplx.core.*;
+public class Http_request_itm {
+	public Http_request_itm(int type, byte[] url, byte[] protocol, byte[] host, byte[] user_agent
+		, byte[] accept, byte[] accept_language, byte[] accept_encoding, boolean dnt, byte[] x_requested_with, byte[] cookie, byte[] referer
+		, int content_length, byte[] content_type, byte[] content_type_boundary
+		, byte[] connection, byte[] pragma, byte[] cache_control
+		, Http_post_data_hash post_data_hash
+		) {
+		this.type = type; this.url = url; this.protocol = protocol; this.host = host; this.user_agent = user_agent;
+		this.accept = accept; this.accept_language = accept_language; this.accept_encoding = accept_encoding; this.dnt = dnt; this.x_requested_with = x_requested_with; this.cookie = cookie; this.referer = referer;
+		this.content_length = content_length; this.content_type = content_type; this.content_type_boundary = content_type_boundary;
+		this.connection = connection; this.pragma = pragma; this.cache_control = cache_control;
+		this.post_data_hash = post_data_hash;
+	}
+	public int Type() {return type;} private final int type;
+	public byte[] Url() {return url;} private final byte[] url;
+	public byte[] Protocol() {return protocol;} private final byte[] protocol;
+	public byte[] Host() {return host;} private final byte[] host;
+	public byte[] User_agent() {return user_agent;} private final byte[] user_agent;
+	public byte[] Accept() {return accept;} private final byte[] accept;
+	public byte[] Accept_language() {return accept_language;} private final byte[] accept_language;
+	public byte[] Accept_encoding() {return accept_encoding;} private final byte[] accept_encoding;
+	public boolean Dnt() {return dnt;} private final boolean dnt;
+	public byte[] X_requested_with() {return x_requested_with;} private byte[] x_requested_with;
+	public byte[] Cookie() {return cookie;} private final byte[] cookie;
+	public byte[] Referer() {return referer;} private final byte[] referer;
+	public int Content_length() {return content_length;} private final int content_length;
+	public byte[] Content_type() {return content_type;} private final byte[] content_type;
+	public byte[] Content_type_boundary() {return content_type_boundary;} private final byte[] content_type_boundary;
+	public byte[] Connection() {return connection;} private final byte[] connection;
+	public byte[] Pragma() {return pragma;} private final byte[] pragma;
+	public byte[] Cache_control() {return cache_control;} private final byte[] cache_control;
+	public Http_post_data_hash Post_data_hash() {return post_data_hash;} private final Http_post_data_hash post_data_hash;
+	public String To_str(Bry_bfr bfr) {
+		bfr	.Add_kv_line("type"						, type == Type_get ? "GET" : "POST")
+			.Add_kv_line("url"						, url)
+			.Add_kv_line("protocol"					, protocol)
+			.Add_kv_line("host"						, host)
+			.Add_kv_line("user_agent"				, user_agent)
+			.Add_kv_line("accept"					, accept)
+			.Add_kv_line("accept_encoding"			, accept_encoding)
+			.Add_kv_line("dnt"						, dnt)
+			.Add_kv_line("x_requested_with"			, x_requested_with)
+			.Add_kv_line("cookie"					, cookie)
+			.Add_kv_line("referer"					, referer)
+			.Add_kv_line("content_length"			, content_length)
+			.Add_kv_line("content_type"				, content_type)
+			.Add_kv_line("content_type_boundary"	, content_type_boundary)
+			.Add_kv_line("connection"				, connection)
+			.Add_kv_line("pragma"					, pragma)
+			.Add_kv_line("cache_control"			, cache_control)
+			;
+		if (post_data_hash != null) {
+			int len = post_data_hash.Len();
+			for (int i = 0; i < len; ++i) {
+				Http_post_data_itm itm = post_data_hash.Get_at(i);
+				bfr.Add_byte_repeat(Byte_ascii.Space, 2);
+				bfr.Add_kv_line(String_.new_u8(itm.Key()), itm.Val());
+			}
+		}
+		return bfr.Xto_str_and_clear();
+	}
+	public static final int Type_get = 1, Type_post = 2;
+}

400_xowa/src/gplx/core/net/Http_request_parser.java

@@ -0,0 +1,168 @@
+/*
+XOWA: the XOWA Offline Wiki Application
+Copyright (C) 2012 gnosygnu@gmail.com
+
+This program is free software: you can redistribute it and/or modify
+it under the terms of the GNU Affero General Public License as
+published by the Free Software Foundation, either version 3 of the
+License, or (at your option) any later version.
+
+This program is distributed in the hope that it will be useful,
+but WITHOUT ANY WARRANTY; without even the implied warranty of
+MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+GNU Affero General Public License for more details.
+
+You should have received a copy of the GNU Affero General Public License
+along with this program.  If not, see <http://www.gnu.org/licenses/>.
+*/
+package gplx.core.net; import gplx.*; import gplx.core.*;
+import gplx.core.primitives.*; import gplx.core.btries.*;
+public class Http_request_parser {
+	private boolean dnt;
+	private int type, content_length;
+	private byte[] url, protocol, host, user_agent, accept, accept_language, accept_encoding, x_requested_with, cookie, referer, content_type, content_type_boundary, connection, pragma, cache_control;
+	private Http_post_data_hash post_data_hash;
+	private final Bry_bfr tmp_bfr = Bry_bfr.new_(255);
+	private final Http_server_wtr server_wtr; private final boolean log;
+	public Http_request_parser(Http_server_wtr server_wtr, boolean log) {this.server_wtr = server_wtr; this.log = log;}
+	public void Clear() {
+		this.dnt = false;
+		this.type = this.content_length = 0;
+		this.url = this.protocol = this.host = this.user_agent = this.accept = this.accept_language = this.accept_encoding = this.x_requested_with = this.cookie
+			= this.referer = this.content_type = this.content_type_boundary = this.connection = this.pragma = this.cache_control = null;
+		this.post_data_hash = null;
+	}
+	public Http_request_itm Parse(Http_client_rdr rdr) {
+		this.Clear();
+		boolean reading_post_data = false; boolean post_nl_seen = false;
+		while (true) {
+			String line_str = rdr.Read_line(); if (line_str == null) break;	// needed for TEST
+			if (log) server_wtr.Write_str_w_nl(line_str);
+			byte[] line = Bry_.new_u8(line_str);
+			int line_len = line.length;
+			if (line_len == 0) {
+				switch (type) {
+					case Http_request_itm.Type_get:		break;
+					case Http_request_itm.Type_post:
+						if (reading_post_data || post_nl_seen) throw Exc_.new_("http.request.parser;invalid new line during post", "request", To_str());
+						post_nl_seen = true;	// only allow one \n per POST
+						continue;				// ignore line and get next
+					default:							throw Exc_.new_unimplemented();
+				}
+				break;	// only GET will reach this line; GET requests always end with blank line; stop;
+			}
+			if (content_type_boundary != null && Bry_.Has_at_bgn(line, content_type_boundary)) {
+				while (true) {
+					if (Bry_.Has_at_end(line, Tkn_content_type_boundary_end)) break;	// last form_data pair will end with "--"; stop
+					line = Parse_content_type_boundary(rdr);
+				}
+				break;	// assume form_data ends POST request
+			}
+			Object o = trie.Match_bgn(line, 0, line_len);
+			if (o == null) {
+				server_wtr.Write_str_w_nl(String_.Format("http.request.parser; unknown line; line={0} request={1}", line_str, To_str()));
+				continue;
+			}
+			int val_bgn = Bry_finder.Find_fwd_while_ws(line, trie.Match_pos(), line_len);	// skip ws after key; EX: "Host: "
+			int tid = ((Int_obj_val)o).Val();
+			switch (tid) {
+				case Tid_get:
+				case Tid_post:						Parse_type(tid, val_bgn, line, line_len); break;
+				case Tid_host:						this.host = Bry_.Mid(line, val_bgn, line_len); break;
+				case Tid_user_agent:				this.user_agent = Bry_.Mid(line, val_bgn, line_len); break;
+				case Tid_accept:					this.accept = Bry_.Mid(line, val_bgn, line_len); break;
+				case Tid_accept_language:			this.accept_language = Bry_.Mid(line, val_bgn, line_len); break;
+				case Tid_accept_encoding:			this.accept_encoding = Bry_.Mid(line, val_bgn, line_len); break;
+				case Tid_dnt:						this.dnt = line[val_bgn] == Byte_ascii.Num_1; break;
+				case Tid_x_requested_with:			this.x_requested_with = Bry_.Mid(line, val_bgn, line_len); break;
+				case Tid_cookie:					this.cookie = Bry_.Mid(line, val_bgn, line_len); break;
+				case Tid_referer:					this.referer = Bry_.Mid(line, val_bgn, line_len); break;
+				case Tid_content_length:			this.content_length = Bry_.Xto_int_or(line, val_bgn, line_len, -1); break;
+				case Tid_content_type:				Parse_content_type(val_bgn, line, line_len); break;
+				case Tid_connection:				this.connection = Bry_.Mid(line, val_bgn, line_len); break;
+				case Tid_pragma:					this.pragma = Bry_.Mid(line, val_bgn, line_len); break;
+				case Tid_cache_control:				this.cache_control = Bry_.Mid(line, val_bgn, line_len); break;
+				default:							throw Exc_.new_unhandled(tid);
+			}
+		}
+		return Make_request_itm();
+	}
+	private void Parse_type(int tid, int val_bgn, byte[] line, int line_len) {	// EX: "POST /xowa-cmd:exec_as_json HTTP/1.1"
+		int url_end = Bry_finder.Find_bwd(line, Byte_ascii.Space, line_len); if (url_end == Bry_finder.Not_found) throw Exc_.new_("invalid protocol", "line", line, "request", To_str());
+		switch (tid) {
+			case Tid_get	: this.type = Http_request_itm.Type_get; break;
+			case Tid_post	: this.type = Http_request_itm.Type_post; break;
+			default			: throw Exc_.new_unimplemented();
+		}
+		this.url = Bry_.Mid(line, val_bgn, url_end);
+		this.protocol = Bry_.Mid(line, url_end + 1, line_len);
+	}
+	private void Parse_content_type(int val_bgn, byte[] line, int line_len) {	// EX: Content-Type: multipart/form-data; boundary=---------------------------72432484930026
+		int boundary_bgn = Bry_finder.Find_fwd(line, Tkn_boundary, val_bgn, line_len); if (boundary_bgn == Bry_finder.Not_found) throw Exc_.new_("invalid content_type", "line", line, "request", To_str());
+		int content_type_end = Bry_finder.Find_bwd(line, Byte_ascii.Semic, boundary_bgn);
+		this.content_type = Bry_.Mid(line, val_bgn, content_type_end);
+		this.content_type_boundary = Bry_.Add(Tkn_content_type_boundary_end, Bry_.Mid(line, boundary_bgn += Tkn_boundary.length, line_len));
+	}
+	private Http_request_itm Make_request_itm() {
+		return new Http_request_itm(type, url, protocol, host, user_agent, accept, accept_language, accept_encoding, dnt, x_requested_with, cookie, referer, content_length, content_type, content_type_boundary, connection, pragma, cache_control, post_data_hash);
+	}
+	private byte[] Parse_content_type_boundary(Http_client_rdr rdr) {
+		if (post_data_hash == null) post_data_hash = new Http_post_data_hash();
+		byte[] line = Bry_.new_u8(rdr.Read_line());  // cur line is already known to be content_type_boundary; skip it
+		byte[] key = Parse_post_data_name(line);
+		String line_str = rdr.Read_line();	// blank-line
+		if (String_.Len_gt_0(line_str)) {throw Exc_.new_("http.request.parser; blank_line should follow content_type_boundary", "request", To_str());}
+		while (true) {
+			line = Bry_.new_u8(rdr.Read_line());
+			if (Bry_.Has_at_bgn(line, content_type_boundary)) break;
+			tmp_bfr.Add(line);
+		}
+		byte[] val = tmp_bfr.Xto_bry_and_clear();
+		post_data_hash.Add(key, val);
+		return line;
+	}
+	private byte[] Parse_post_data_name(byte[] line) { // EX: Content-Disposition: form-data; name="data"
+		int line_len = line.length;
+		int pos = Assert_tkn(line, 0, line_len, Tkn_content_disposition);
+		pos = Assert_tkn(line, pos, line_len, Tkn_form_data);
+		pos = Assert_tkn(line, pos, line_len, Tkn_name);
+		int name_end = line_len;
+		if (line[pos] == Byte_ascii.Quote) {
+			if (line[name_end - 1] != Byte_ascii.Quote) throw Exc_.new_("http.request.parser; invalid form at end", "line", line, "request", To_str());
+			++pos;
+			--name_end;
+		}
+		return Bry_.Mid(line, pos, name_end);
+	}
+	private int Assert_tkn(byte[] src, int src_pos, int src_len, byte[] tkn) {
+		int tkn_len = tkn.length;
+		if (!Bry_.Match(src, src_pos, src_pos + tkn_len, tkn)) throw Exc_.new_("http.request.parser; invalid form_data line", "tkn", tkn, "line", src, "request", To_str());
+		int rv = src_pos += tkn_len;
+		return Bry_finder.Find_fwd_while_ws(src, rv, src_len);
+	}
+	private String To_str() {return Make_request_itm().To_str(tmp_bfr);}
+	private static final int Tid_get = 1, Tid_post = 2, Tid_host = 3, Tid_user_agent = 4, Tid_accept = 5, Tid_accept_language = 6, Tid_accept_encoding = 7, Tid_dnt = 8
+	, Tid_x_requested_with = 9, Tid_cookie = 10, Tid_referer = 11, Tid_content_length = 12, Tid_content_type = 13, Tid_connection = 14, Tid_pragma = 15, Tid_cache_control = 16;
+	private static final Btrie_slim_mgr trie = Btrie_slim_mgr.ci_ascii_()
+	.Add_str_int("GET"					, Tid_get)
+	.Add_str_int("POST"					, Tid_post)
+	.Add_str_int("Host:"				, Tid_host)
+	.Add_str_int("User-Agent:"			, Tid_user_agent)
+	.Add_str_int("Accept:"				, Tid_accept)
+	.Add_str_int("Accept-Language:"		, Tid_accept_language)
+	.Add_str_int("Accept-Encoding:"		, Tid_accept_encoding)
+	.Add_str_int("DNT:"					, Tid_dnt)
+	.Add_str_int("X-Requested-With:"	, Tid_x_requested_with)
+	.Add_str_int("Cookie:"				, Tid_cookie)
+	.Add_str_int("Referer:"				, Tid_referer)
+	.Add_str_int("Content-length:"		, Tid_content_length)
+	.Add_str_int("Content-Type:"		, Tid_content_type)
+	.Add_str_int("Connection:"			, Tid_connection)
+	.Add_str_int("Pragma:"				, Tid_pragma)
+	.Add_str_int("Cache-Control:"		, Tid_cache_control)
+	;
+	private static final byte[] Tkn_boundary = Bry_.new_a7("boundary="), Tkn_content_type_boundary_end = Bry_.new_a7("--")
+	, Tkn_content_disposition = Bry_.new_a7("Content-Disposition:"), Tkn_form_data = Bry_.new_a7("form-data;")
+	, Tkn_name = Bry_.new_a7("name=")
+	;
+}

400_xowa/src/gplx/core/net/Http_request_parser_tst.java

@@ -0,0 +1,82 @@
+/*
+XOWA: the XOWA Offline Wiki Application
+Copyright (C) 2012 gnosygnu@gmail.com
+
+This program is free software: you can redistribute it and/or modify
+it under the terms of the GNU Affero General Public License as
+published by the Free Software Foundation, either version 3 of the
+License, or (at your option) any later version.
+
+This program is distributed in the hope that it will be useful,
+but WITHOUT ANY WARRANTY; without even the implied warranty of
+MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+GNU Affero General Public License for more details.
+
+You should have received a copy of the GNU Affero General Public License
+along with this program.  If not, see <http://www.gnu.org/licenses/>.
+*/
+package gplx.core.net; import gplx.*; import gplx.core.*;
+import org.junit.*;
+public class Http_request_parser_tst {
+	@Before public void init() {fxt.Clear();} private final Http_request_parser_fxt fxt = new Http_request_parser_fxt();
+	@Test   public void Type_post()	{
+		fxt.Test_type_post("POST /url HTTP/1.1", Http_request_itm.Type_post, "/url", "HTTP/1.1");
+	}
+	@Test   public void Type_content_type()	{
+		fxt.Test_content_type("Content-Type: multipart/form-data; boundary=---------------------------72432484930026", "multipart/form-data", "-----------------------------72432484930026");
+	}
+	@Test   public void Type_form_data() {
+		fxt.Test_form_data(String_.Ary
+		( "POST /url HTTP/1.1"
+		, "Content-Type: multipart/form-data; boundary=---------------------------12345678901234"
+		, ""
+		, "-----------------------------12345678901234"
+		, "Content-Disposition: form-data; name=\"key0\""
+		, ""
+		, "val0"
+		, "-----------------------------12345678901234"
+		, "Content-Disposition: form-data; name=\"key1\""
+		, ""
+		, "val1"
+		, "-----------------------------12345678901234--"
+		)
+		, fxt.Make_post_data_itm("key0", "val0")
+		, fxt.Make_post_data_itm("key1", "val1")
+		);
+	}
+}
+class Http_request_parser_fxt {
+	private final Http_request_parser parser;
+	private final Http_client_rdr client_rdr = Http_client_rdr_.new_mem();
+	public Http_request_parser_fxt() {
+		this.parser = new Http_request_parser(Http_server_wtr_.Noop, false);
+	}
+	public void Clear() {
+		parser.Clear();
+	}
+	public Http_post_data_itm Make_post_data_itm(String key, String val) {return new Http_post_data_itm(Bry_.new_u8(key), Bry_.new_u8(val));}
+	public void Test_type_post(String line, int expd_type, String expd_url, String expd_protocol) {
+		client_rdr.Stream_(String_.Ary(line));
+		Http_request_itm req = parser.Parse(client_rdr);
+		Tfds.Eq(expd_type		, req.Type());
+		Tfds.Eq(expd_url		, String_.new_u8(req.Url()));
+		Tfds.Eq(expd_protocol	, String_.new_u8(req.Protocol()));
+	}
+	public void Test_content_type(String line, String expd_content_type, String expd_content_boundary) {
+		client_rdr.Stream_(String_.Ary(line));
+		Http_request_itm req = parser.Parse(client_rdr);
+		Tfds.Eq(expd_content_type		, String_.new_u8(req.Content_type()));
+		Tfds.Eq(expd_content_boundary	, String_.new_u8(req.Content_type_boundary()));
+	}
+	public void Test_form_data(String[] ary, Http_post_data_itm... expd) {
+		client_rdr.Stream_(ary);
+		Http_request_itm req = parser.Parse(client_rdr);
+		Http_post_data_hash hash = req.Post_data_hash();
+		int len = hash.Len();
+		for (int i = 0; i < len; ++i) {
+			Http_post_data_itm itm = hash.Get_at(i);
+			Tfds.Eq_bry(itm.Key(), expd[i].Key());
+			Tfds.Eq_bry(itm.Val(), expd[i].Val());
+		}
+	}
+}	

400_xowa/src/gplx/core/net/Http_server_wtr.java

@@ -0,0 +1,24 @@
+/*
+XOWA: the XOWA Offline Wiki Application
+Copyright (C) 2012 gnosygnu@gmail.com
+
+This program is free software: you can redistribute it and/or modify
+it under the terms of the GNU Affero General Public License as
+published by the Free Software Foundation, either version 3 of the
+License, or (at your option) any later version.
+
+This program is distributed in the hope that it will be useful,
+but WITHOUT ANY WARRANTY; without even the implied warranty of
+MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+GNU Affero General Public License for more details.
+
+You should have received a copy of the GNU Affero General Public License
+along with this program.  If not, see <http://www.gnu.org/licenses/>.
+*/
+package gplx.core.net; import gplx.*; import gplx.core.*;
+public interface Http_server_wtr {
+	void Write_str_w_nl(String s);
+}
+class Http_server_wtr__noop implements Http_server_wtr {
+	public void Write_str_w_nl(String s) {}
+}

400_xowa/src/gplx/core/net/Http_server_wtr_.java

@@ -0,0 +1,22 @@
+/*
+XOWA: the XOWA Offline Wiki Application
+Copyright (C) 2012 gnosygnu@gmail.com
+
+This program is free software: you can redistribute it and/or modify
+it under the terms of the GNU Affero General Public License as
+published by the Free Software Foundation, either version 3 of the
+License, or (at your option) any later version.
+
+This program is distributed in the hope that it will be useful,
+but WITHOUT ANY WARRANTY; without even the implied warranty of
+MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+GNU Affero General Public License for more details.
+
+You should have received a copy of the GNU Affero General Public License
+along with this program.  If not, see <http://www.gnu.org/licenses/>.
+*/
+package gplx.core.net; import gplx.*; import gplx.core.*;
+public class Http_server_wtr_ {
+	public static Http_server_wtr new_console() {return new Http_server_wtr__console();}
+	public static final Http_server_wtr Noop = new Http_server_wtr__noop();
+}

400_xowa/src/gplx/core/net/Http_server_wtr__console.java

@@ -0,0 +1,21 @@
+/*
+XOWA: the XOWA Offline Wiki Application
+Copyright (C) 2012 gnosygnu@gmail.com
+
+This program is free software: you can redistribute it and/or modify
+it under the terms of the GNU Affero General Public License as
+published by the Free Software Foundation, either version 3 of the
+License, or (at your option) any later version.
+
+This program is distributed in the hope that it will be useful,
+but WITHOUT ANY WARRANTY; without even the implied warranty of
+MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+GNU Affero General Public License for more details.
+
+You should have received a copy of the GNU Affero General Public License
+along with this program.  If not, see <http://www.gnu.org/licenses/>.
+*/
+package gplx.core.net; import gplx.*; import gplx.core.*;
+class Http_server_wtr__console implements Http_server_wtr {
+	public void Write_str_w_nl(String s) {ConsoleAdp._.WriteLine(s);}
+}

400_xowa/src/gplx/core/net/Socket_adp.java

@@ -0,0 +1,23 @@
+/*
+XOWA: the XOWA Offline Wiki Application
+Copyright (C) 2012 gnosygnu@gmail.com
+
+This program is free software: you can redistribute it and/or modify
+it under the terms of the GNU Affero General Public License as
+published by the Free Software Foundation, either version 3 of the
+License, or (at your option) any later version.
+
+This program is distributed in the hope that it will be useful,
+but WITHOUT ANY WARRANTY; without even the implied warranty of
+MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+GNU Affero General Public License for more details.
+
+You should have received a copy of the GNU Affero General Public License
+along with this program.  If not, see <http://www.gnu.org/licenses/>.
+*/
+package gplx.core.net; import gplx.*; import gplx.core.*;
+public interface Socket_adp {
+	Object Get_input_stream();
+	Object Get_output_stream();
+	void Rls();
+}

400_xowa/src/gplx/core/net/Socket_adp__base.java

@@ -0,0 +1,36 @@
+/*
+XOWA: the XOWA Offline Wiki Application
+Copyright (C) 2012 gnosygnu@gmail.com
+
+This program is free software: you can redistribute it and/or modify
+it under the terms of the GNU Affero General Public License as
+published by the Free Software Foundation, either version 3 of the
+License, or (at your option) any later version.
+
+This program is distributed in the hope that it will be useful,
+but WITHOUT ANY WARRANTY; without even the implied warranty of
+MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+GNU Affero General Public License for more details.
+
+You should have received a copy of the GNU Affero General Public License
+along with this program.  If not, see <http://www.gnu.org/licenses/>.
+*/
+package gplx.core.net; import gplx.*; import gplx.core.*;
+import java.io.IOException;
+import java.net.*;
+public class Socket_adp__base implements Socket_adp {
+		private final Socket socket;
+	public Socket_adp__base(Socket socket) {this.socket = socket;}
+		public Object Get_input_stream() {
+				try {return socket.getInputStream();}
+		catch (IOException e) {throw Exc_.new_exc(e, "net", "Get_input_stream failed");}
+			}
+	public Object Get_output_stream() {
+				try {return socket.getOutputStream();}
+		catch (IOException e) {throw Exc_.new_exc(e, "net", "Get_output_stream failed");}
+			}
+	public void Rls() {
+				try {socket.close();} 
+		catch (IOException e) {throw Exc_.new_exc(e, "net", "Rls failed");}
+			}
+}

400_xowa/src/gplx/core/regxs/Gfo_pattern.java

@@ -0,0 +1,50 @@
+/*
+XOWA: the XOWA Offline Wiki Application
+Copyright (C) 2012 gnosygnu@gmail.com
+
+This program is free software: you can redistribute it and/or modify
+it under the terms of the GNU Affero General Public License as
+published by the Free Software Foundation, either version 3 of the
+License, or (at your option) any later version.
+
+This program is distributed in the hope that it will be useful,
+but WITHOUT ANY WARRANTY; without even the implied warranty of
+MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+GNU Affero General Public License for more details.
+
+You should have received a copy of the GNU Affero General Public License
+along with this program.  If not, see <http://www.gnu.org/licenses/>.
+*/
+package gplx.core.regxs; import gplx.*; import gplx.core.*;
+public class Gfo_pattern {
+	private final Gfo_pattern_itm[] itms; private final int itms_len;
+	private final Gfo_pattern_ctx ctx = new Gfo_pattern_ctx();
+	public Gfo_pattern(byte[] raw) {
+		this.raw = raw;
+		itms = Gfo_pattern_itm_.Compile(raw);
+		itms_len = itms.length;
+	}
+	public byte[] Raw() {return raw;} private byte[] raw;
+	public boolean Match(byte[] val) {
+		int val_len = val.length;
+		int val_pos = 0;
+		ctx.Init(itms_len);
+		for (int i = 0; i < itms_len; ++i) {
+			Gfo_pattern_itm itm = itms[i];
+			ctx.Itm_idx_(i);
+			val_pos = itm.Match(ctx, val, val_len, val_pos);
+			if (!ctx.Rslt_pass()) return false;
+		}
+		return ctx.Rslt_pass() && val_pos == val_len;
+	}
+	public static Gfo_pattern[] Parse_to_ary(byte[] raw) {
+		byte[][] patterns = Bry_.Split(raw, Byte_ascii.Semic, true);
+		int patterns_len = patterns.length;
+		Gfo_pattern[] rv = new Gfo_pattern[patterns_len];
+		for (int i = 0; i < patterns_len; ++i) {
+			byte[] pattern = patterns[i];
+			rv[i] = new Gfo_pattern(pattern);
+		}
+		return rv;
+	}
+}

400_xowa/src/gplx/core/regxs/Gfo_pattern_ctx.java

@@ -0,0 +1,31 @@
+/*
+XOWA: the XOWA Offline Wiki Application
+Copyright (C) 2012 gnosygnu@gmail.com
+
+This program is free software: you can redistribute it and/or modify
+it under the terms of the GNU Affero General Public License as
+published by the Free Software Foundation, either version 3 of the
+License, or (at your option) any later version.
+
+This program is distributed in the hope that it will be useful,
+but WITHOUT ANY WARRANTY; without even the implied warranty of
+MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+GNU Affero General Public License for more details.
+
+You should have received a copy of the GNU Affero General Public License
+along with this program.  If not, see <http://www.gnu.org/licenses/>.
+*/
+package gplx.core.regxs; import gplx.*; import gplx.core.*;
+public class Gfo_pattern_ctx {
+	public boolean Rslt_pass() {return rslt;} private boolean rslt;
+	public void Rslt_fail_() {rslt = false;}
+	public boolean Prv_was_wild() {return prv_was_wild;} public void Prv_was_wild_(boolean v) {prv_was_wild = v;} private boolean prv_was_wild;
+	private int itm_len;
+	public int Itm_idx() {return itm_idx;} public void Itm_idx_(int v) {itm_idx = v;} private int itm_idx;
+	public boolean Itm_idx_is_last() {return itm_idx == itm_len - 1;}
+	public void Init(int itm_len) {
+		this.rslt = true;
+		this.itm_len = itm_len;
+		this.prv_was_wild = false;
+	}
+}

400_xowa/src/gplx/core/regxs/Gfo_pattern_itm.java

@@ -0,0 +1,64 @@
+/*
+XOWA: the XOWA Offline Wiki Application
+Copyright (C) 2012 gnosygnu@gmail.com
+
+This program is free software: you can redistribute it and/or modify
+it under the terms of the GNU Affero General Public License as
+published by the Free Software Foundation, either version 3 of the
+License, or (at your option) any later version.
+
+This program is distributed in the hope that it will be useful,
+but WITHOUT ANY WARRANTY; without even the implied warranty of
+MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+GNU Affero General Public License for more details.
+
+You should have received a copy of the GNU Affero General Public License
+along with this program.  If not, see <http://www.gnu.org/licenses/>.
+*/
+package gplx.core.regxs; import gplx.*; import gplx.core.*;
+import gplx.core.strings.*;
+public interface Gfo_pattern_itm {
+	byte Tid();
+	void Compile(byte[] src, int bgn, int end);
+	int Match(Gfo_pattern_ctx ctx, byte[] src, int src_len, int pos);
+	void Xto_str(String_bldr sb);
+}
+class Gfo_pattern_itm_text implements Gfo_pattern_itm {
+	public Gfo_pattern_itm_text() {}
+	public byte Tid() {return Gfo_pattern_itm_.Tid_text;}
+	public byte[] Text() {return text;} private byte[] text; private int text_len;
+	public void Xto_str(String_bldr sb) {sb.Add(this.Tid()).Add("|" + String_.new_u8(text));}
+	public void Compile(byte[] src, int bgn, int end) {
+		this.text = Bry_.Mid(src, bgn, end);
+		this.text_len = end - bgn;
+	}
+	public int Match(Gfo_pattern_ctx ctx, byte[] src, int src_len, int pos) {
+		boolean pass = false;
+		int text_end = pos + text_len;
+		if (text_end > src_len) text_end = src_len;
+		if (ctx.Prv_was_wild()) {
+			int text_bgn = Bry_finder.Find_fwd(src, text, pos);
+			pass = text_bgn != Bry_finder.Not_found;
+			if (pass)
+				pos = text_bgn + text_len;
+		}
+		else {
+			pass = Bry_.Match(src, pos, text_end, text);
+			if (pass)
+				pos = text_end;
+		}
+		if (!pass) ctx.Rslt_fail_();
+		ctx.Prv_was_wild_(false);
+		return pos;
+	}
+}
+class Gfo_pattern_itm_wild implements Gfo_pattern_itm {
+	public byte Tid() {return Gfo_pattern_itm_.Tid_wild;}
+	public void Compile(byte[] src, int bgn, int end) {}
+	public int Match(Gfo_pattern_ctx ctx, byte[] src, int src_len, int pos) {
+		ctx.Prv_was_wild_(true);
+		return ctx.Itm_idx_is_last() ? src_len : pos;
+	}
+	public void Xto_str(String_bldr sb) {sb.Add(this.Tid()).Add("|*");}
+	public static final Gfo_pattern_itm_wild _ = new Gfo_pattern_itm_wild(); Gfo_pattern_itm_wild() {}
+}

400_xowa/src/gplx/core/regxs/Gfo_pattern_itm_.java

@@ -0,0 +1,51 @@
+/*
+XOWA: the XOWA Offline Wiki Application
+Copyright (C) 2012 gnosygnu@gmail.com
+
+This program is free software: you can redistribute it and/or modify
+it under the terms of the GNU Affero General Public License as
+published by the Free Software Foundation, either version 3 of the
+License, or (at your option) any later version.
+
+This program is distributed in the hope that it will be useful,
+but WITHOUT ANY WARRANTY; without even the implied warranty of
+MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+GNU Affero General Public License for more details.
+
+You should have received a copy of the GNU Affero General Public License
+along with this program.  If not, see <http://www.gnu.org/licenses/>.
+*/
+package gplx.core.regxs; import gplx.*; import gplx.core.*;
+public class Gfo_pattern_itm_ {
+	public static final byte Tid_text = 0, Tid_wild = 1;
+	public static Gfo_pattern_itm[] Compile(byte[] raw) {
+		List_adp rv = List_adp_.new_();
+		int raw_len = raw.length;
+		int itm_bgn = -1;
+		Gfo_pattern_itm itm = null;
+		int pos = 0;
+		while (true) {
+			boolean last = pos == raw_len;
+			byte b = last ? Byte_ascii.Nil : raw[pos];
+			switch (b) {
+				case Byte_ascii.Nil:
+					if (itm != null) {itm.Compile(raw, itm_bgn, pos); itm = null; itm_bgn = -1;}
+					break;
+				case Byte_ascii.Star:
+					if (itm != null) {itm.Compile(raw, itm_bgn, pos); itm = null; itm_bgn = -1;}
+					rv.Add(Gfo_pattern_itm_wild._);
+					break;
+				default:
+					if (itm_bgn == -1) {
+						itm_bgn = pos;
+						itm = new Gfo_pattern_itm_text();
+						rv.Add(itm);
+					}
+					break;
+			}
+			++pos;
+			if (last) break;
+		}
+		return (Gfo_pattern_itm[])rv.To_ary_and_clear(Gfo_pattern_itm.class);
+	}
+}

400_xowa/src/gplx/core/regxs/Gfo_pattern_tst.java

@@ -0,0 +1,93 @@
+/*
+XOWA: the XOWA Offline Wiki Application
+Copyright (C) 2012 gnosygnu@gmail.com
+
+This program is free software: you can redistribute it and/or modify
+it under the terms of the GNU Affero General Public License as
+published by the Free Software Foundation, either version 3 of the
+License, or (at your option) any later version.
+
+This program is distributed in the hope that it will be useful,
+but WITHOUT ANY WARRANTY; without even the implied warranty of
+MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+GNU Affero General Public License for more details.
+
+You should have received a copy of the GNU Affero General Public License
+along with this program.  If not, see <http://www.gnu.org/licenses/>.
+*/
+package gplx.core.regxs; import gplx.*; import gplx.core.*;
+import org.junit.*; import gplx.core.strings.*;
+public class Gfo_pattern_tst {
+	@Before public void init() {fxt.Clear();} private Gfo_pattern_itm_fxt fxt = new Gfo_pattern_itm_fxt();
+	@Test  public void Compile() {
+		fxt.Test_Compile("a"		, fxt.itm_text_("a"));
+		fxt.Test_Compile("*"		, fxt.itm_wild_());
+		fxt.Test_Compile("a*"		, fxt.itm_text_("a"), fxt.itm_wild_());
+		fxt.Test_Compile("*a"		, fxt.itm_wild_(), fxt.itm_text_("a"));
+		fxt.Test_Compile("*ab*"		, fxt.itm_wild_(), fxt.itm_text_("ab"), fxt.itm_wild_());
+		fxt.Test_Compile(""			);
+	}
+	@Test  public void Match() {
+		Gfo_pattern pattern = fxt.pattern_("abc");
+		fxt.Test_Match_y(pattern, "abc");
+		fxt.Test_Match_n(pattern, "ab", "a", "bc", "Abc", "");
+	}
+	@Test  public void Match_all() {
+		Gfo_pattern pattern = fxt.pattern_("*");
+		fxt.Test_Match_y(pattern, "a", "abc", "");
+	}
+	@Test  public void Match_bgn() {
+		Gfo_pattern pattern = fxt.pattern_("abc*");
+		fxt.Test_Match_y(pattern, "abc", "abcdef");
+		fxt.Test_Match_n(pattern, "abd", "aabc", "");
+	}
+	@Test  public void Match_end() {
+		Gfo_pattern pattern = fxt.pattern_("*abc");
+		fxt.Test_Match_y(pattern, "abc", "xyzabc");
+		fxt.Test_Match_n(pattern, "abcd", "");
+	}
+	@Test  public void Match_mid() {
+		Gfo_pattern pattern = fxt.pattern_("a*c*e");
+		fxt.Test_Match_y(pattern, "ace", "abcde");
+		fxt.Test_Match_n(pattern, "abc", "");
+	}
+	@Test  public void Bug_ctx() {	// PURPOSE.fix: cb was true b/c ctx was not reset correctly
+		Gfo_pattern pattern = fxt.pattern_("b*");
+		fxt.Test_Match_y(pattern, "bc");
+		fxt.Test_Match_n(pattern, "cb");
+	}
+}
+class Gfo_pattern_itm_fxt {
+	public void Clear() {}
+	public Gfo_pattern pattern_(String raw) {return new Gfo_pattern(Bry_.new_u8(raw));}
+	public void Test_Match_y(Gfo_pattern pattern, String... itms) {Test_Match(pattern, itms, Bool_.Y);}
+	public void Test_Match_n(Gfo_pattern pattern, String... itms) {Test_Match(pattern, itms, Bool_.N);}
+	private void Test_Match(Gfo_pattern pattern, String[] itms, boolean expd) {
+		int len = itms.length;
+		for (int i = 0; i < len; i++) {
+			String itm = itms[i];
+			Tfds.Eq(expd, pattern.Match(Bry_.new_u8(itm)), "pattern={0} itm={1} expd={2}", String_.new_u8(pattern.Raw()), itm, expd);
+		}
+	}
+	public Gfo_pattern_itm_wild itm_wild_() {return Gfo_pattern_itm_wild._;}
+	public Gfo_pattern_itm_text itm_text_(String raw) {
+		Gfo_pattern_itm_text rv = new Gfo_pattern_itm_text();
+		byte[] bry = Bry_.new_u8(raw);
+		rv.Compile(bry, 0, bry.length);
+		return rv;
+	}
+	public void Test_Compile(String raw, Gfo_pattern_itm... expd) {
+		Gfo_pattern_itm[] actl = Gfo_pattern_itm_.Compile(Bry_.new_u8(raw));
+		Tfds.Eq(Ary_xto_str(expd), Ary_xto_str(actl));
+	}
+	private static String Ary_xto_str(Gfo_pattern_itm[] ary) {
+		int len = ary.length;
+		String_bldr sb = String_bldr_.new_();
+		for (int i = 0; i < len; i++) {
+			if (i != 0) sb.Add_char_nl();
+			Gfo_pattern_itm itm = ary[i];
+			itm.Xto_str(sb);
+		}
+		return sb.Xto_str_and_clear();
+	}
+}

400_xowa/src/gplx/core/threads/Gfo_async_cmd_itm.java

@@ -0,0 +1,42 @@
+/*
+XOWA: the XOWA Offline Wiki Application
+Copyright (C) 2012 gnosygnu@gmail.com
+
+This program is free software: you can redistribute it and/or modify
+it under the terms of the GNU Affero General Public License as
+published by the Free Software Foundation, either version 3 of the
+License, or (at your option) any later version.
+
+This program is distributed in the hope that it will be useful,
+but WITHOUT ANY WARRANTY; without even the implied warranty of
+MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+GNU Affero General Public License for more details.
+
+You should have received a copy of the GNU Affero General Public License
+along with this program.  If not, see <http://www.gnu.org/licenses/>.
+*/
+package gplx.core.threads; import gplx.*; import gplx.core.*;
+public class Gfo_async_cmd_itm implements GfoInvkAble {
+	private GfoInvkAble invk; private String invk_key; private GfoMsg msg = GfoMsg_.new_cast_("");
+	public Gfo_async_cmd_itm Init(GfoInvkAble invk, String invk_key, Object... args) {
+		this.invk = invk; this.invk_key = invk_key;
+		msg.Args_reset();
+		msg.Clear();
+		int len = args.length; 
+		for (int i = 0; i < len; i += 2) {
+			String key = (String)args[i];
+			Object val = args[i + 1];
+			msg.Add(key, val);
+		}
+		return this;
+	}
+	public void Exec() {
+		GfoInvkAble_.InvkCmd_msg(invk, invk_key, msg);
+	}
+	public Object Invk(GfsCtx ctx, int ikey, String k, GfoMsg m) {
+		if		(ctx.Match(k, Invk_exec))		Exec();
+		else	return GfoInvkAble_.Rv_unhandled;
+		return this;
+	}	private static final String Invk_exec = "exec";
+	public static final Gfo_async_cmd_itm[] Ary_empty = new Gfo_async_cmd_itm[0];
+}

400_xowa/src/gplx/core/threads/Gfo_async_cmd_mkr.java

@@ -0,0 +1,34 @@
+/*
+XOWA: the XOWA Offline Wiki Application
+Copyright (C) 2012 gnosygnu@gmail.com
+
+This program is free software: you can redistribute it and/or modify
+it under the terms of the GNU Affero General Public License as
+published by the Free Software Foundation, either version 3 of the
+License, or (at your option) any later version.
+
+This program is distributed in the hope that it will be useful,
+but WITHOUT ANY WARRANTY; without even the implied warranty of
+MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+GNU Affero General Public License for more details.
+
+You should have received a copy of the GNU Affero General Public License
+along with this program.  If not, see <http://www.gnu.org/licenses/>.
+*/
+package gplx.core.threads; import gplx.*; import gplx.core.*;
+class Gfo_async_cmd_mkr {
+//		private Gfo_async_cmd_itm[] free = Gfo_async_cmd_itm.Ary_empty, used = Gfo_async_cmd_itm.Ary_empty;
+//		private int free_bgn = 0, free_end = 0, ary_len = 0;
+//		public void Resize(int v) {
+//			free = (Gfo_async_cmd_itm[])Array_.Resize(free, v);
+//			used = (Gfo_async_cmd_itm[])Array_.Resize(used, v);
+//			ary_len = v;
+//		}
+	public Gfo_async_cmd_itm Get(GfoInvkAble invk, String invk_key, Object... args) {
+		Gfo_async_cmd_itm rv = new Gfo_async_cmd_itm();
+		rv.Init(invk, invk_key, args);
+		return rv;
+	}
+	public void Rls(Gfo_async_cmd_itm cmd) {
+	}
+}

400_xowa/src/gplx/core/threads/Gfo_async_mgr.java

@@ -0,0 +1,58 @@
+/*
+XOWA: the XOWA Offline Wiki Application
+Copyright (C) 2012 gnosygnu@gmail.com
+
+This program is free software: you can redistribute it and/or modify
+it under the terms of the GNU Affero General Public License as
+published by the Free Software Foundation, either version 3 of the
+License, or (at your option) any later version.
+
+This program is distributed in the hope that it will be useful,
+but WITHOUT ANY WARRANTY; without even the implied warranty of
+MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+GNU Affero General Public License for more details.
+
+You should have received a copy of the GNU Affero General Public License
+along with this program.  If not, see <http://www.gnu.org/licenses/>.
+*/
+package gplx.core.threads; import gplx.*; import gplx.core.*;
+import gplx.core.primitives.*;
+public class Gfo_async_mgr implements GfoInvkAble {
+	private List_adp queue = List_adp_.new_();
+	private Bool_obj_ref running = Bool_obj_ref.n_();
+	private Gfo_async_cmd_mkr cmd_mkr = new Gfo_async_cmd_mkr();
+	public void Queue(GfoInvkAble invk, String invk_key, Object... args) {
+		Gfo_async_cmd_itm cmd = cmd_mkr.Get(invk, invk_key, args);
+		synchronized (queue) {
+			queue.Add(cmd);
+		}
+		synchronized (running) {
+			if (running.Val_n()) {
+				running.Val_y_();
+				gplx.core.threads.Thread_adp_.invk_(Invk_run, this, Invk_run).Start();
+			}
+		}
+	}
+	public void Run() {
+		Gfo_async_cmd_itm cmd = null;
+		try {
+			while (true) {
+				synchronized (queue) {
+					if (queue.Count() == 0) break;
+					cmd = (Gfo_async_cmd_itm)List_adp_.Pop(queue);
+					cmd.Exec();
+				}
+			}
+		}
+		finally {
+			synchronized (running) {
+				running.Val_n_();
+			}
+		}
+	}
+	public Object Invk(GfsCtx ctx, int ikey, String k, GfoMsg m) {
+		if		(ctx.Match(k, Invk_run))		Run();
+		else	return GfoInvkAble_.Rv_unhandled;
+		return this;
+	}	private static final String Invk_run = "run";
+}

400_xowa/src/gplx/core/threads/Gfo_thread_cmd.java

@@ -0,0 +1,30 @@
+/*
+XOWA: the XOWA Offline Wiki Application
+Copyright (C) 2012 gnosygnu@gmail.com
+
+This program is free software: you can redistribute it and/or modify
+it under the terms of the GNU Affero General Public License as
+published by the Free Software Foundation, either version 3 of the
+License, or (at your option) any later version.
+
+This program is distributed in the hope that it will be useful,
+but WITHOUT ANY WARRANTY; without even the implied warranty of
+MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+GNU Affero General Public License for more details.
+
+You should have received a copy of the GNU Affero General Public License
+along with this program.  If not, see <http://www.gnu.org/licenses/>.
+*/
+package gplx.core.threads; import gplx.*; import gplx.core.*;
+public interface Gfo_thread_cmd extends GfoInvkAble {
+	void Cmd_ctor();
+	String Async_key();
+	int Async_sleep_interval();
+	boolean Async_prog_enabled(); 
+	void Async_prog_run(int async_sleep_sum);
+	byte Async_init();
+	boolean Async_term();
+	void Async_run();
+	boolean Async_running();
+	Gfo_thread_cmd Async_next_cmd(); void Async_next_cmd_(Gfo_thread_cmd next);
+}

400_xowa/src/gplx/core/threads/Gfo_thread_cmd_.java

@@ -0,0 +1,22 @@
+/*
+XOWA: the XOWA Offline Wiki Application
+Copyright (C) 2012 gnosygnu@gmail.com
+
+This program is free software: you can redistribute it and/or modify
+it under the terms of the GNU Affero General Public License as
+published by the Free Software Foundation, either version 3 of the
+License, or (at your option) any later version.
+
+This program is distributed in the hope that it will be useful,
+but WITHOUT ANY WARRANTY; without even the implied warranty of
+MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+GNU Affero General Public License for more details.
+
+You should have received a copy of the GNU Affero General Public License
+along with this program.  If not, see <http://www.gnu.org/licenses/>.
+*/
+package gplx.core.threads; import gplx.*; import gplx.core.*;
+public class Gfo_thread_cmd_ {
+	public static final int Async_sleep_interval_1_second = 1000;
+	public static final byte Init_ok = 0, Init_cancel_step = 1, Init_cancel_all = 2;
+}

400_xowa/src/gplx/core/threads/Gfo_thread_cmd_base.java

@@ -0,0 +1,41 @@
+/*
+XOWA: the XOWA Offline Wiki Application
+Copyright (C) 2012 gnosygnu@gmail.com
+
+This program is free software: you can redistribute it and/or modify
+it under the terms of the GNU Affero General Public License as
+published by the Free Software Foundation, either version 3 of the
+License, or (at your option) any later version.
+
+This program is distributed in the hope that it will be useful,
+but WITHOUT ANY WARRANTY; without even the implied warranty of
+MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+GNU Affero General Public License for more details.
+
+You should have received a copy of the GNU Affero General Public License
+along with this program.  If not, see <http://www.gnu.org/licenses/>.
+*/
+package gplx.core.threads; import gplx.*; import gplx.core.*;
+import gplx.gfui.*;
+public class Gfo_thread_cmd_base implements Gfo_thread_cmd {
+	@gplx.Virtual public String Async_key() {return "undefined";}
+	public void Cmd_ctor() {}
+	public Gfo_thread_cmd_base Ctor(Gfo_usr_dlg usr_dlg, Gfui_kit kit) {this.usr_dlg = usr_dlg; this.kit = kit; return this;} protected Gfo_usr_dlg usr_dlg; protected Gfui_kit kit;
+	public GfoInvkAble Owner() {return owner;} public Gfo_thread_cmd_base Owner_(GfoInvkAble v) {owner = v; return this;} GfoInvkAble owner;
+	public Bry_fmtr_eval_mgr Url_eval_mgr() {return url_eval_mgr;} public Gfo_thread_cmd_base Url_eval_mgr_(Bry_fmtr_eval_mgr v) {url_eval_mgr = v; return this;} Bry_fmtr_eval_mgr url_eval_mgr;
+	public Gfo_thread_cmd Async_next_cmd() {return next_cmd;} public void Async_next_cmd_(Gfo_thread_cmd v) {next_cmd = v;} Gfo_thread_cmd next_cmd;
+	@gplx.Virtual public int Async_sleep_interval()	{return Gfo_thread_cmd_.Async_sleep_interval_1_second;}
+	@gplx.Virtual public boolean Async_prog_enabled()	{return false;}
+	@gplx.Virtual public byte Async_init() {return Gfo_thread_cmd_.Init_ok;}
+	@gplx.Virtual public boolean Async_term() {return true;}
+	@gplx.Virtual public void Async_prog_run(int async_sleep_sum) {}
+	@gplx.Virtual public void Async_bgn() {}
+	@gplx.Virtual public boolean Async_running() {return false;} 
+	@gplx.Virtual public void Async_run() {}
+	@gplx.Virtual public Object Invk(GfsCtx ctx, int ikey, String k, GfoMsg m) {
+		if		(ctx.Match(k, Invk_owner))					return owner;
+		else if	(ctx.Match(k, Invk_async_bgn))				Async_bgn();
+		else	return GfoInvkAble_.Rv_unhandled;
+		return this;
+	}	private static final String Invk_owner = "owner", Invk_async_bgn = "async_bgn";
+}

400_xowa/src/gplx/core/threads/Gfo_thread_cmd_download.java

@@ -0,0 +1,73 @@
+/*
+XOWA: the XOWA Offline Wiki Application
+Copyright (C) 2012 gnosygnu@gmail.com
+
+This program is free software: you can redistribute it and/or modify
+it under the terms of the GNU Affero General Public License as
+published by the Free Software Foundation, either version 3 of the
+License, or (at your option) any later version.
+
+This program is distributed in the hope that it will be useful,
+but WITHOUT ANY WARRANTY; without even the implied warranty of
+MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+GNU Affero General Public License for more details.
+
+You should have received a copy of the GNU Affero General Public License
+along with this program.  If not, see <http://www.gnu.org/licenses/>.
+*/
+package gplx.core.threads; import gplx.*; import gplx.core.*;
+import gplx.gfui.*;
+public class Gfo_thread_cmd_download implements Gfo_thread_cmd {
+	public Gfo_thread_cmd Ctor(Gfo_usr_dlg usr_dlg, Gfui_kit kit) {this.usr_dlg = usr_dlg; this.kit = kit; xrg.Prog_dlg_(usr_dlg); return this;}
+	public Gfo_thread_cmd_download Init(String prog_fmt_hdr, String src, Io_url trg) {
+		this.src = src; this.trg = trg;
+		xrg.Prog_fmt_hdr_(prog_fmt_hdr).Init(src, trg);
+		return this;
+	}	String src; protected Gfui_kit kit; Gfo_usr_dlg usr_dlg; Io_url trg;
+	public GfoInvkAble Owner() {return owner;} public Gfo_thread_cmd_download Owner_(GfoInvkAble v) {owner = v; return this;} GfoInvkAble owner;
+	public Bry_fmtr_eval_mgr Url_eval_mgr() {return url_eval_mgr;} public Gfo_thread_cmd_download Url_eval_mgr_(Bry_fmtr_eval_mgr v) {url_eval_mgr = v; return this;} Bry_fmtr_eval_mgr url_eval_mgr;
+	public void Cmd_ctor() {}
+	public Gfo_thread_cmd Async_next_cmd() {return next_cmd;} public void Async_next_cmd_(Gfo_thread_cmd v) {next_cmd = v;} Gfo_thread_cmd next_cmd;
+	@gplx.Virtual public String Async_key() {return KEY;}
+	public int Async_sleep_interval()	{return Gfo_thread_cmd_.Async_sleep_interval_1_second;}
+	public boolean Async_prog_enabled()	{return false;}
+	@gplx.Virtual public byte Async_init() {
+		if (Io_mgr.I.ExistsFil(trg)) {
+			int rslt = kit.Ask_yes_no_cancel(GRP_KEY, "target_exists", "Target file already exists: '~{0}'.\nDo you want to delete it?", trg.Raw());
+			switch (rslt) {
+				case Gfui_dlg_msg_.Btn_yes:		Io_mgr.I.DeleteFil(trg); break;
+				case Gfui_dlg_msg_.Btn_no:		return Gfo_thread_cmd_.Init_cancel_step;
+				case Gfui_dlg_msg_.Btn_cancel:	return Gfo_thread_cmd_.Init_cancel_all;
+				default:						throw Exc_.new_unhandled(rslt);
+			}
+		}
+		usr_dlg.Prog_many(GRP_KEY, "download.bgn", "contacting web server: '~{0}'", src);	// update progress; some servers (like WMF dump servers) are slow to respond
+		return Gfo_thread_cmd_.Init_ok;
+	}
+	public boolean Async_term() {
+		usr_dlg.Prog_many(GRP_KEY, "clear", "");
+		return download_pass;
+	}
+	public void Async_prog_run(int async_sleep_sum) {}
+	public boolean Async_running() {return xrg.Prog_running();} 
+	public void Async_run() {Thread_adp_.invk_(gplx.xowa.apps.Xoa_thread_.Key_bldr_download, this, Invk_async_bgn).Start();}
+	private void Download() {
+		download_pass = true;
+		if (!xrg.Exec()) {
+			xrg.Prog_running_(false);
+			download_pass = false;
+			kit.Ask_ok(GRP_KEY, "download.fail", "download failed. Please select 'read from file' if you've already downloaded a dump: url=~{0} error=~{1}", src, xrg.Rslt_err_str());
+		}
+	}	boolean download_pass = true;
+	protected gplx.ios.IoEngine_xrg_downloadFil xrg = Io_mgr.I.DownloadFil_args("", Io_url_.Empty);
+	public Object Invk(GfsCtx ctx, int ikey, String k, GfoMsg m) {
+		if		(ctx.Match(k, Invk_async_bgn))				Download();
+		else if	(ctx.Match(k, Invk_owner))					return owner;
+		else if	(ctx.Match(k, Invk_src_))					src = m.ReadStr("v");
+		else if	(ctx.Match(k, Invk_trg_))					trg = Bry_fmtr_eval_mgr_.Eval_url(url_eval_mgr, m.ReadBry("v"));
+		else	return GfoInvkAble_.Rv_unhandled;
+		return this;
+	}	private static final String Invk_async_bgn = "async_bgn", Invk_owner = "owner", Invk_src_ = "src_", Invk_trg_ = "trg_";
+	static final String GRP_KEY = "gfo.thread.file.download";
+	public static final String KEY = "file.download";
+}

400_xowa/src/gplx/core/threads/Gfo_thread_cmd_replace.java

@@ -0,0 +1,61 @@
+/*
+XOWA: the XOWA Offline Wiki Application
+Copyright (C) 2012 gnosygnu@gmail.com
+
+This program is free software: you can redistribute it and/or modify
+it under the terms of the GNU Affero General Public License as
+published by the Free Software Foundation, either version 3 of the
+License, or (at your option) any later version.
+
+This program is distributed in the hope that it will be useful,
+but WITHOUT ANY WARRANTY; without even the implied warranty of
+MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+GNU Affero General Public License for more details.
+
+You should have received a copy of the GNU Affero General Public License
+along with this program.  If not, see <http://www.gnu.org/licenses/>.
+*/
+package gplx.core.threads; import gplx.*; import gplx.core.*;
+import gplx.gfui.*;
+public class Gfo_thread_cmd_replace implements Gfo_thread_cmd {
+	public Gfo_thread_cmd Init(Gfo_usr_dlg usr_dlg, Gfui_kit kit, Io_url fil) {
+		this.usr_dlg = usr_dlg; this.kit = kit; this.fil = fil;
+		return this;
+	}	Gfui_kit kit; Gfo_usr_dlg usr_dlg; Io_url fil;
+	public GfoInvkAble Owner() {return owner;} public Gfo_thread_cmd_replace Owner_(GfoInvkAble v) {owner = v; return this;} GfoInvkAble owner;
+	public Bry_fmtr_eval_mgr Url_eval_mgr() {return url_eval_mgr;} public Gfo_thread_cmd_replace Url_eval_mgr_(Bry_fmtr_eval_mgr v) {url_eval_mgr = v; return this;} Bry_fmtr_eval_mgr url_eval_mgr;
+	public String Async_key() {return KEY;}
+	public void Cmd_ctor() {}
+	public Gfo_thread_cmd Async_next_cmd() {return next_cmd;} public void Async_next_cmd_(Gfo_thread_cmd v) {next_cmd = v;} Gfo_thread_cmd next_cmd;
+	public int Async_sleep_interval()	{return Gfo_thread_cmd_.Async_sleep_interval_1_second;}
+	public boolean Async_prog_enabled()	{return false;}
+	@gplx.Virtual public byte Async_init() {
+		if (!Io_mgr.I.ExistsFil(fil)) {kit.Ask_ok(GRP_KEY, "file_missing", "File does not exist: '~{0}'", fil.Raw()); return Gfo_thread_cmd_.Init_cancel_step;}
+		return Gfo_thread_cmd_.Init_ok;
+	}
+	public boolean Async_term() {return true;}
+	public void Async_prog_run(int async_sleep_sum) {}
+	public boolean Async_running() {return false;} 
+	@gplx.Virtual public void Async_run() {Exec_find_replace();}	// NOTE: do not run async; if multiple commands for same file then they will not always work
+	public void Exec_find_replace() {
+		String raw = Io_mgr.I.LoadFilStr(fil);
+		int pairs_len = pairs.Count();
+		for (int i = 0; i < pairs_len; i++) {
+			KeyVal kv = (KeyVal)pairs.Get_at(i);
+			raw = String_.Replace(raw, kv.Key(), kv.Val_to_str_or_null());
+		}
+		Io_mgr.I.SaveFilStr(fil, raw);
+		usr_dlg.Prog_many(GRP_KEY, "done", "replace completed: ~{0} ~{1}", fil.Raw(), pairs_len);
+	}
+	public List_adp pairs = List_adp_.new_();
+	@gplx.Virtual public Object Invk(GfsCtx ctx, int ikey, String k, GfoMsg m) {
+		if		(ctx.Match(k, Invk_async_bgn))				Exec_find_replace();
+		else if	(ctx.Match(k, Invk_owner))					return owner;
+		else if	(ctx.Match(k, Invk_fil_))					fil = Bry_fmtr_eval_mgr_.Eval_url(url_eval_mgr, m.ReadBry("v"));
+		else if	(ctx.Match(k, Invk_add))					pairs.Add(KeyVal_.new_(m.ReadStr("find"), m.ReadStr("replace")));
+		else	return GfoInvkAble_.Rv_unhandled;
+		return this;
+	}	private static final String Invk_async_bgn = "async_bgn", Invk_owner = "owner", Invk_fil_ = "fil_", Invk_add = "add";
+	static final String GRP_KEY = "gfo.thread.file.download";
+	public static final String KEY = "text.replace";
+}

400_xowa/src/gplx/core/threads/Gfo_thread_cmd_unzip.java

@@ -0,0 +1,115 @@
+/*
+XOWA: the XOWA Offline Wiki Application
+Copyright (C) 2012 gnosygnu@gmail.com
+
+This program is free software: you can redistribute it and/or modify
+it under the terms of the GNU Affero General Public License as
+published by the Free Software Foundation, either version 3 of the
+License, or (at your option) any later version.
+
+This program is distributed in the hope that it will be useful,
+but WITHOUT ANY WARRANTY; without even the implied warranty of
+MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+GNU Affero General Public License for more details.
+
+You should have received a copy of the GNU Affero General Public License
+along with this program.  If not, see <http://www.gnu.org/licenses/>.
+*/
+package gplx.core.threads; import gplx.*; import gplx.core.*;
+import gplx.gfui.*; import gplx.xowa.bldrs.cmds.utils.*;
+public class Gfo_thread_cmd_unzip implements Gfo_thread_cmd {
+	public Gfo_thread_cmd_unzip Init(Gfo_usr_dlg usr_dlg, Gfui_kit kit, ProcessAdp bzip2_process, ProcessAdp zip_process, ProcessAdp gz_process, Io_url src, Io_url trg) {
+		this.src = src; this.trg = trg; this.kit = kit; this.usr_dlg = usr_dlg;
+		unzip_wkr = new Xob_unzip_wkr().Init(bzip2_process, zip_process, gz_process).Process_run_mode_(ProcessAdp.Run_mode_async);
+		return this;
+	}	private Io_url src, trg; private Gfui_kit kit; private Gfo_usr_dlg usr_dlg; private Xob_unzip_wkr unzip_wkr;
+	public GfoInvkAble Owner() {return owner;} public Gfo_thread_cmd_unzip Owner_(GfoInvkAble v) {owner = v; return this;} GfoInvkAble owner;
+	public void Cmd_ctor() {}
+	@gplx.Virtual public String Async_key() {return KEY;}
+	public Gfo_thread_cmd Async_next_cmd() {return next_cmd;} public void Async_next_cmd_(Gfo_thread_cmd v) {next_cmd = v;} Gfo_thread_cmd next_cmd;
+	public Bry_fmtr_eval_mgr Url_eval_mgr() {return url_eval_mgr;} public Gfo_thread_cmd_unzip Url_eval_mgr_(Bry_fmtr_eval_mgr v) {url_eval_mgr = v; return this;} Bry_fmtr_eval_mgr url_eval_mgr;
+	public int Async_sleep_interval()	{return Gfo_thread_cmd_.Async_sleep_interval_1_second;}
+	public boolean Async_prog_enabled()	{return true;}
+	public void Async_prog_run(int async_sleep_sum) {
+		String size_str = " please wait...";
+		if (trg.Type_fil()) size_str = gplx.ios.Io_size_.To_str(Io_mgr.I.QueryFil(trg).Size());
+		usr_dlg.Prog_many(GRP_KEY, "unzip", "unzipping: ~{0}", size_str);
+	}
+	@gplx.Virtual public byte Async_init() {
+		if (!Io_mgr.I.ExistsFil(src)) {
+			kit.Ask_ok(GRP_KEY, "source_missing", "Source file does not exist: '~{0}'", src.Raw());
+			return Gfo_thread_cmd_.Init_cancel_step;
+		}
+		trg_is_dir = trg.Type_dir();
+		if (delete_trg_if_exists
+			&&	(( trg_is_dir && Io_mgr.I.ExistsDir(trg))
+				||	(!trg_is_dir && Io_mgr.I.ExistsFil(trg)))
+			) {
+			int rslt = kit.Ask_yes_no_cancel(GRP_KEY, "target_exists", "Target file already exists: '~{0}'.\nDo you want to delete it?", trg.Raw());
+			switch (rslt) {
+				case Gfui_dlg_msg_.Btn_yes:		if (trg_is_dir) Io_mgr.I.DeleteDirDeep(trg); else Io_mgr.I.DeleteFil(trg); break;
+				case Gfui_dlg_msg_.Btn_no:		return Gfo_thread_cmd_.Init_cancel_step;
+				case Gfui_dlg_msg_.Btn_cancel:	return Gfo_thread_cmd_.Init_cancel_all;
+			}
+		}
+		return Gfo_thread_cmd_.Init_ok;
+	}
+	public boolean Async_running() {return unzip_wkr.Process_exit_code() == ProcessAdp.Exit_init;}
+	public void Async_run() {
+		usr_dlg.Prog_many(GRP_KEY, "bgn", "unzipping");
+		unzip_wkr.Decompress(src, trg);
+	}
+	public boolean Async_term() {
+		if (rename_dir) {
+			Io_url[] dirs = Io_mgr.I.QueryDir_args(trg.OwnerDir()).DirOnly_().Recur_(false).ExecAsUrlAry();
+			int dirs_len = dirs.length;
+			Io_url zip_dir = Io_url_.Empty;
+			for (int i = 0; i < dirs_len; i++) {
+				Io_url dir = dirs[i];
+				if (String_.Has_at_bgn(String_.Lower(dir.NameOnly()), String_.Lower(trg.NameOnly()))) {	// HACK: check that directory starts with archive name; DATE:2013-12-22
+					zip_dir = dir;
+					break;
+				}
+			}
+			if (zip_dir == Io_url_.Empty) {
+				kit.Ask_ok(GRP_KEY, "rename.fail", "unable to find directory: trg=~{0}", trg.Raw());
+				return false;
+			}
+			if (!String_.Eq(String_.Lower(zip_dir.Raw()), String_.Lower(trg.Raw())))	// HACK: inkscape is itself
+				Io_mgr.I.MoveDirDeep(zip_dir, trg);
+		}
+		switch (term_cmd_for_src) {
+			case Term_cmd_for_src_noop: break;
+			case Term_cmd_for_src_delete: Io_mgr.I.DeleteFil(src); break;
+			case Term_cmd_for_src_move:
+				if (term_cmd_for_src_url == Io_url_.Empty) throw Exc_.new_("move specified, but no url");
+				Io_mgr.I.MoveFil_args(src, term_cmd_for_src_url, true).Exec();
+				break;
+			default: throw Exc_.new_unhandled(term_cmd_for_src);
+		}
+		usr_dlg.Prog_many(GRP_KEY, "done", "");
+		return true;
+	}
+	public static final byte Term_cmd_for_src_noop = 0, Term_cmd_for_src_delete = 1, Term_cmd_for_src_move = 2;
+	boolean rename_dir = false, trg_is_dir = false, delete_trg_if_exists = true;
+	public byte Term_cmd_for_src() {return term_cmd_for_src;} public void Term_cmd_for_src_(byte v) {term_cmd_for_src = v;} private byte term_cmd_for_src = Term_cmd_for_src_delete;
+	public Io_url Term_cmd_for_src_url() {return term_cmd_for_src_url;} public void Term_cmd_for_src_url_(Io_url v) {this.term_cmd_for_src_url = v;} Io_url term_cmd_for_src_url = Io_url_.Empty;
+	public Object Invk(GfsCtx ctx, int ikey, String k, GfoMsg m) {
+		if		(ctx.Match(k, Invk_owner))					return owner;
+		else if	(ctx.Match(k, Invk_src_))					src = Bry_fmtr_eval_mgr_.Eval_url(url_eval_mgr, m.ReadBry("v"));
+		else if	(ctx.Match(k, Invk_trg_))					trg = Bry_fmtr_eval_mgr_.Eval_url(url_eval_mgr, m.ReadBry("v"));
+		else if	(ctx.Match(k, Invk_rename_dir_))			rename_dir = m.ReadYn("v");
+		else if	(ctx.Match(k, Invk_delete_trg_if_exists_))	delete_trg_if_exists = m.ReadYn("v");
+		else if	(ctx.Match(k, Invk_term_cmd_for_src_))		term_cmd_for_src = Term_cmd_for_src_parse_(m.ReadStr("v"));
+		else	return GfoInvkAble_.Rv_unhandled;
+		return this;
+	}	private static final String Invk_owner = "owner", Invk_src_ = "src_", Invk_trg_ = "trg_", Invk_rename_dir_ = "rename_dir_", Invk_delete_trg_if_exists_ = "delete_trg_if_exists_", Invk_term_cmd_for_src_ = "term_cmd_for_src_";
+	private static byte Term_cmd_for_src_parse_(String s) {
+		if 		(String_.Eq(s, "noop")) 		return Term_cmd_for_src_noop;
+		else if (String_.Eq(s, "delete")) 		return Term_cmd_for_src_delete;
+		else if (String_.Eq(s, "move")) 		return Term_cmd_for_src_move;
+		else									throw Exc_.new_unhandled(s);
+	}
+	static final String GRP_KEY = "xowa.thread.file.unzip";
+	public static final String KEY = "file.unzip";
+}

400_xowa/src/gplx/core/threads/Gfo_thread_pool.java

@@ -0,0 +1,62 @@
+/*
+XOWA: the XOWA Offline Wiki Application
+Copyright (C) 2012 gnosygnu@gmail.com
+
+This program is free software: you can redistribute it and/or modify
+it under the terms of the GNU Affero General Public License as
+published by the Free Software Foundation, either version 3 of the
+License, or (at your option) any later version.
+
+This program is distributed in the hope that it will be useful,
+but WITHOUT ANY WARRANTY; without even the implied warranty of
+MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+GNU Affero General Public License for more details.
+
+You should have received a copy of the GNU Affero General Public License
+along with this program.  If not, see <http://www.gnu.org/licenses/>.
+*/
+package gplx.core.threads; import gplx.*; import gplx.core.*;
+public class Gfo_thread_pool implements GfoInvkAble {
+	private Object thread_lock = new Object();
+	private List_adp queue = List_adp_.new_();
+	private GfoMsg run_msg = GfoMsg_.new_cast_(Invk_run_wkr);
+	private boolean running = false;
+	public Gfo_usr_dlg Usr_dlg() {return usr_dlg;} public Gfo_thread_pool Usr_dlg_(Gfo_usr_dlg v) {usr_dlg = v; return this;} private Gfo_usr_dlg usr_dlg = Gfo_usr_dlg_.Noop;
+	public void Clear() {synchronized (thread_lock) {queue.Clear(); running = false;}}
+	public Gfo_thread_pool Add_at_end(Gfo_thread_wkr wkr) {
+		synchronized (thread_lock) {queue.Add(wkr);}
+		return this;
+	}
+	public void Resume() {
+		synchronized (thread_lock) {
+			running = false;
+		}
+		this.Run();
+	}
+	public void Run() {
+		Gfo_thread_wkr wkr = null;
+		synchronized (thread_lock) {
+			if (running) return;								// already running; discard run request and rely on running-wkr to call Run when done
+			int len = queue.Count(); if (len == 0) return;		// nothing in list; occurs when last item calls Run when done
+			running = true;
+			wkr = (Gfo_thread_wkr)List_adp_.Pop_first(queue);
+		}			
+		Thread_adp_.Run_invk_msg(wkr.Name(), this, run_msg.Clear().Add("v", wkr));
+	}
+	private void Run_wkr(Gfo_thread_wkr wkr) {
+		try {wkr.Exec();}
+		catch (Exception e) {
+			usr_dlg.Warn_many("", "", "uncaught exception while running thread; name=~{0} err=~{1}", wkr.Name(), Err_.Message_gplx_brief(e));
+		}
+		finally {
+			if (wkr.Resume())
+				this.Resume();
+		}
+	}
+	public Object Invk(GfsCtx ctx, int ikey, String k, GfoMsg m) {
+		if		(ctx.Match(k, Invk_run_wkr))		Run_wkr((Gfo_thread_wkr)m.ReadObj("v"));
+		else	return GfoInvkAble_.Rv_unhandled;
+		return this;
+	}
+	private static final String Invk_run_wkr = "run_wkr";
+}

400_xowa/src/gplx/core/threads/Gfo_thread_wkr.java

@@ -0,0 +1,23 @@
+/*
+XOWA: the XOWA Offline Wiki Application
+Copyright (C) 2012 gnosygnu@gmail.com
+
+This program is free software: you can redistribute it and/or modify
+it under the terms of the GNU Affero General Public License as
+published by the Free Software Foundation, either version 3 of the
+License, or (at your option) any later version.
+
+This program is distributed in the hope that it will be useful,
+but WITHOUT ANY WARRANTY; without even the implied warranty of
+MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+GNU Affero General Public License for more details.
+
+You should have received a copy of the GNU Affero General Public License
+along with this program.  If not, see <http://www.gnu.org/licenses/>.
+*/
+package gplx.core.threads; import gplx.*; import gplx.core.*;
+public interface Gfo_thread_wkr {
+	String Name();
+	void Exec();
+	boolean Resume();
+}

400_xowa/src/gplx/core/xmls/Gfo_xml_wtr.java

@@ -0,0 +1,151 @@
+/*
+XOWA: the XOWA Offline Wiki Application
+Copyright (C) 2012 gnosygnu@gmail.com
+
+This program is free software: you can redistribute it and/or modify
+it under the terms of the GNU Affero General Public License as
+published by the Free Software Foundation, either version 3 of the
+License, or (at your option) any later version.
+
+This program is distributed in the hope that it will be useful,
+but WITHOUT ANY WARRANTY; without even the implied warranty of
+MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+GNU Affero General Public License for more details.
+
+You should have received a copy of the GNU Affero General Public License
+along with this program.  If not, see <http://www.gnu.org/licenses/>.
+*/
+package gplx.core.xmls; import gplx.*; import gplx.core.*;
+public class Gfo_xml_wtr {
+	private final Bry_bfr bfr = Bry_bfr.reset_(255), txt_bfr = Bry_bfr.reset_(32);
+	private byte quote_byte = Byte_ascii.Apos;
+	private byte[] quote_escape = Bry_quote_1_escape;
+	private List_adp nde_stack = List_adp_.new_();
+	private Gfo_xml_nde nde_cur = null;
+	private int indent = 0;
+	public void Quote_(boolean apos) {
+		if (apos) {
+			this.quote_byte = Byte_ascii.Apos;
+			this.quote_escape = Bry_quote_1_escape;
+		}
+		else {
+			this.quote_byte = Byte_ascii.Quote;
+			this.quote_escape = Bry_quote_2_escape;
+		}
+	}
+	public Gfo_xml_wtr Nde_lhs_bgn_grp(String v) {return Nde_lhs_bgn(Bool_.Y, v);}
+	public Gfo_xml_wtr Nde_lhs_bgn_itm(String v) {return Nde_lhs_bgn(Bool_.N, v);}
+	private Gfo_xml_wtr Nde_lhs_bgn(boolean grp, String v) {
+		nde_cur = new Gfo_xml_nde(grp, v);
+		nde_stack.Add(nde_cur);
+		bfr.Add_byte_repeat(Byte_ascii.Space, indent);
+		bfr.Add_byte(Byte_ascii.Angle_bgn).Add_str_u8(v);
+		indent += 2;
+		return this;
+	}
+	public Gfo_xml_wtr Nde_lhs_end() {
+		bfr.Add_byte(Byte_ascii.Angle_end);
+		if (nde_cur.Grp()) bfr.Add_byte_nl();
+		return this;
+	}
+	public Gfo_xml_wtr Nde_lhs(String v) {return Nde_lhs(Bool_.Y, v);}
+	private Gfo_xml_wtr Nde_lhs(boolean grp, String v) {
+		this.Nde_lhs_bgn(grp, v);
+		this.Nde_lhs_end();
+		return this;
+	}
+	public Gfo_xml_wtr Nde_rhs() {
+		Gfo_xml_nde nde = (Gfo_xml_nde)List_adp_.Pop(nde_stack);
+		indent -= 2;
+		if (nde.Grp()) bfr.Add_byte_repeat(Byte_ascii.Space, indent);
+		bfr.Add(Bry_nde_rhs_bgn).Add_str_u8(nde.Name()).Add_byte(Byte_ascii.Angle_end);	// EX: </node>
+		bfr.Add_byte_nl();
+		return this;
+	}
+	public Gfo_xml_wtr Nde_txt_str(String name, String text) {
+		this.Nde_lhs(Bool_.N, name);
+		this.Txt_str_u8(text);
+		this.Nde_rhs();
+		return this;
+	}
+	public Gfo_xml_wtr Nde_txt_bry(String name, byte[] text) {
+		this.Nde_lhs(Bool_.N, name);
+		this.Txt_bry(text);
+		this.Nde_rhs();
+		return this;
+	}
+	public Gfo_xml_wtr Nde_txt_int(String name, int text) {
+		this.Nde_lhs(Bool_.N, name);
+		this.Txt_bry(Int_.Xto_bry(text));
+		this.Nde_rhs();
+		return this;
+	}
+	public Gfo_xml_wtr Atr_bgn(String key) {
+		bfr.Add_byte_space().Add_str_u8(key).Add_byte(Byte_ascii.Eq).Add_byte(quote_byte);
+		return this;
+	}
+	public Gfo_xml_wtr Atr_val_str_a7(String v)		{bfr.Add_str_a7(v); return this;}
+	public Gfo_xml_wtr Atr_val_str_u8(String v)		{bfr.Add_str_u8 (v); return this;}
+	public Gfo_xml_wtr Atr_val_bry		(byte[] v)	{bfr.Add(v); return this;}
+	public Gfo_xml_wtr Atr_val_int		(int v)		{bfr.Add_int_variable(v); return this;}
+	public Gfo_xml_wtr Atr_end() {
+		bfr.Add_byte(quote_byte);
+		return this;
+	}
+	public Gfo_xml_wtr Atr_kv_int(String key, int val)			{return Atr_kv_bry(key, Int_.Xto_bry(val));}
+	public Gfo_xml_wtr Atr_kv_str_a7(String key, String val)	{return Atr_kv_bry(key, Bry_.new_a7(val));}
+	public Gfo_xml_wtr Atr_kv_str_u8(String key, String val)	{return Atr_kv_bry(key, Bry_.new_u8(val));}
+	public Gfo_xml_wtr Atr_kv_bry(String key, byte[] val) {
+		bfr.Add_byte_space().Add_str_u8(key);
+		bfr.Add_byte(Byte_ascii.Eq);
+		Atr_val_quote(val);
+		return this;
+	}
+	private Gfo_xml_wtr Atr_val_quote(byte[] val_bry) {
+		bfr.Add_byte(quote_byte);
+		bfr.Add_bry_escape(quote_byte, quote_escape, val_bry, 0, val_bry.length);
+		bfr.Add_byte(quote_byte);
+		return this;
+	}
+	public Gfo_xml_wtr Txt_bry(byte[] txt) {
+		int len = txt.length;
+		boolean dirty = false;
+		for (int i = 0; i < len; ++i) {
+			byte[] escape = null;
+			byte b = txt[i];
+			switch (b) {
+				case Byte_ascii.Lt:		escape = Bry_escape_lt; break;
+				case Byte_ascii.Gt:		escape = Bry_escape_gt; break;
+				case Byte_ascii.Amp:	escape = Bry_escape_amp; break;
+				default: break;
+			}
+			if (escape != null && !dirty) {
+				bfr.Add_mid(txt, 0, i);
+				dirty = true;
+			}
+			if (dirty) {
+				if (escape == null) bfr.Add_byte(b);
+				else				bfr.Add(escape);
+			}
+		}
+		if (dirty)	bfr.Add_bfr_and_clear(txt_bfr);
+		else		bfr.Add(txt);
+		return this;
+	}
+	public Gfo_xml_wtr Txt_str_u8(String txt)	{return Txt_bry(Bry_.new_u8(txt));}
+	public String Bld_str() {return bfr.Xto_str_and_clear();}
+	private static final byte[]
+	  Bry_nde_rhs_bgn		= Bry_.new_a7("</")
+//		, Bry_nde_inline		= Bry_.new_a7("/>")
+	, Bry_quote_1_escape	= Bry_.new_a7("&apos;")
+	, Bry_quote_2_escape	= Bry_.new_a7("&quot;")
+	, Bry_escape_lt			= Bry_.new_a7("&lt;")
+	, Bry_escape_gt			= Bry_.new_a7("&gt;")
+	, Bry_escape_amp		= Bry_.new_a7("&amp;")
+	;
+}
+class Gfo_xml_nde {
+	public Gfo_xml_nde(boolean grp, String name) {this.grp = grp; this.name = name;}
+	public boolean Grp() {return grp;} private final boolean grp;
+	public String Name() {return name;} private final String name;
+}

400_xowa/src/gplx/core/xmls/Gfo_xml_wtr_tst.java

@@ -0,0 +1,81 @@
+/*
+XOWA: the XOWA Offline Wiki Application
+Copyright (C) 2012 gnosygnu@gmail.com
+
+This program is free software: you can redistribute it and/or modify
+it under the terms of the GNU Affero General Public License as
+published by the Free Software Foundation, either version 3 of the
+License, or (at your option) any later version.
+
+This program is distributed in the hope that it will be useful,
+but WITHOUT ANY WARRANTY; without even the implied warranty of
+MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+GNU Affero General Public License for more details.
+
+You should have received a copy of the GNU Affero General Public License
+along with this program.  If not, see <http://www.gnu.org/licenses/>.
+*/
+package gplx.core.xmls; import gplx.*; import gplx.core.*;
+import org.junit.*;
+public class Gfo_xml_wtr_tst {
+	private final Gfo_xml_wtr_fxt fxt = new Gfo_xml_wtr_fxt();
+	@Before public void init() {}
+	@Test   public void Root() {
+		fxt.Wtr().Nde_lhs("a").Nde_rhs();
+		fxt.Test_bld("<a>", "</a>");
+	}
+	@Test   public void Nest() {
+		fxt.Wtr()
+			.Nde_lhs("a")
+			.	Nde_lhs("a_a")
+			.		Nde_lhs("a_a_a")
+			.		Nde_rhs()
+			.	Nde_rhs()
+			.Nde_rhs()
+			;
+		fxt.Test_bld
+		( "<a>"
+		, "  <a_a>"
+		, "    <a_a_a>"
+		, "    </a_a_a>"
+		, "  </a_a>"
+		, "</a>"
+		);
+	}
+	@Test   public void Atrs() {
+		fxt.Wtr()
+			.Nde_lhs_bgn_itm("a")
+			.Atr_kv_str_a7("b", "b1")
+			.Nde_lhs_end()
+			.Nde_rhs()
+		;
+		fxt.Test_bld("<a b='b1'></a>");
+	}
+	@Test   public void Atrs_escape() {
+		fxt.Wtr()
+			.Nde_lhs_bgn_itm("a")
+			.Atr_kv_str_a7("b", "'\"<>&")
+			.Nde_lhs_end()
+			.Nde_rhs()
+		;
+		fxt.Test_bld("<a b='&apos;\"<>&'></a>");
+	}
+	@Test   public void Nde_txt() {
+		fxt.Wtr()
+			.Nde_txt_str("a", "a123")
+		;
+		fxt.Test_bld("<a>a123</a>");
+	}
+	@Test   public void Nde_txt_escape() {
+		fxt.Wtr()
+			.Nde_txt_str("a", "'\"<>&x")
+		;
+		fxt.Test_bld("<a>'\"&lt;&gt;&amp;x</a>");
+	}
+}
+class Gfo_xml_wtr_fxt {		
+	public Gfo_xml_wtr Wtr() {return wtr;} private final Gfo_xml_wtr wtr = new Gfo_xml_wtr();
+	public void Test_bld(String... lines) {
+		Tfds.Eq_str_lines(String_.Concat_lines_nl_skip_last(lines), wtr.Bld_str());
+	}
+}