v2.7.2.1

400_xowa/src/gplx/dbs/metas/Schema_db_mgr.java

@@ -0,0 +1,28 @@
+/*
+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.dbs.metas; import gplx.*; import gplx.dbs.*;
+import gplx.dbs.metas.updates.*;
+public class Schema_db_mgr {
+	public Schema_loader_mgr Loader() {return loader;} public void Loader_(Schema_loader_mgr v) {loader = v;} private Schema_loader_mgr loader;
+	public Schema_update_mgr Updater() {return updater;} private final Schema_update_mgr updater = new Schema_update_mgr();
+	public Meta_tbl_mgr Tbl_mgr() {return tbl_mgr;} private final Meta_tbl_mgr tbl_mgr = new Meta_tbl_mgr();
+	public void Init(Db_conn conn) {
+		loader.Load(this, conn);
+		updater.Update(this, conn);
+	}
+}

400_xowa/src/gplx/dbs/metas/Schema_loader_mgr.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.dbs.metas; import gplx.*; import gplx.dbs.*;
+public interface Schema_loader_mgr {
+	void Load(Schema_db_mgr db_mgr, Db_conn conn);
+}

400_xowa/src/gplx/dbs/metas/Schema_loader_mgr_.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.dbs.metas; import gplx.*; import gplx.dbs.*;
+import gplx.dbs.qrys.*;
+public class Schema_loader_mgr_ {
+	public static final Schema_loader_mgr Null = new Schema_loader_mgr__null();
+	public static final Schema_loader_mgr Sqlite = new Schema_loader_mgr__sqlite();
+}
+class Schema_loader_mgr__null implements Schema_loader_mgr {
+	public void Load(Schema_db_mgr db_mgr, Db_conn conn) {}
+}
+class Schema_loader_mgr__sqlite implements Schema_loader_mgr {
+	public void Load(Schema_db_mgr db_mgr, Db_conn conn) {
+		Gfo_usr_dlg_.I.Log_many("", "", "db.schema.load.bgn: conn=~{0}", conn.Conn_info().Xto_api());
+		Meta_tbl_mgr tbl_mgr = db_mgr.Tbl_mgr();
+		Db_qry__select_in_tbl qry = Db_qry__select_in_tbl.new_("sqlite_master", String_.Ary_empty, String_.Ary("type", "name", "sql"), Db_qry__select_in_tbl.Order_by_null);
+		Db_rdr rdr = conn.Stmt_new(qry).Exec_select__rls_auto();
+		try {
+			while (rdr.Move_next()) {
+				String type_str = rdr.Read_str("type");
+				String name = rdr.Read_str("name");
+				String sql = rdr.Read_str("sql");
+				int type_int = Meta_itm_tid.Xto_int(type_str);
+				switch (type_int) {
+					case Meta_itm_tid.Tid_table:
+						Meta_tbl_itm tbl_itm = new Meta_tbl_itm(name, sql);
+						tbl_mgr.Add(tbl_itm);
+						break;
+					case Meta_itm_tid.Tid_index:	break;	// noop for now
+					default:						throw Exc_.new_unhandled(type_str);
+				}
+			}
+		}	finally {rdr.Rls();}
+		Gfo_usr_dlg_.I.Log_many("", "", "db.schema.load.end");
+	}
+}

400_xowa/src/gplx/dbs/metas/updates/Schema_update_cmd.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.dbs.metas.updates; import gplx.*; import gplx.dbs.*; import gplx.dbs.metas.*;
+public interface Schema_update_cmd {
+	String Name();
+	boolean Exec_is_done();
+	void Exec(Schema_db_mgr mgr, Db_conn conn);
+}

400_xowa/src/gplx/dbs/metas/updates/Schema_update_cmd_.java

@@ -0,0 +1,37 @@
+/*
+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.dbs.metas.updates; import gplx.*; import gplx.dbs.*; import gplx.dbs.metas.*;
+import gplx.dbs.engines.sqlite.*;
+public class Schema_update_cmd_ {
+	public static Schema_update_cmd Make_tbl_create(String tbl_name, String tbl_sql, Db_idx_itm... tbl_idxs) {return new Schema_update_cmd__tbl_create(tbl_name, tbl_sql, tbl_idxs);}
+}
+class Schema_update_cmd__tbl_create implements Schema_update_cmd {
+	private final String tbl_sql; private final Db_idx_itm[] tbl_idxs;
+	public Schema_update_cmd__tbl_create(String tbl_name, String tbl_sql, Db_idx_itm... tbl_idxs) {
+		this.tbl_name = tbl_name; this.tbl_sql = tbl_sql; this.tbl_idxs = tbl_idxs;
+	}
+	public String Name() {return "schema.tbl.create." + tbl_name;} private final String tbl_name;
+	public boolean Exec_is_done() {return exec_is_done;} private boolean exec_is_done;
+	public void Exec(Schema_db_mgr db_mgr, Db_conn conn) {
+		if (db_mgr.Tbl_mgr().Has(tbl_name)) return;
+		Gfo_usr_dlg_.I.Log_many("", "", "schema.tbl.create: tbl=~{0}", tbl_name);
+		Sqlite_engine_.Tbl_create(conn, tbl_name, tbl_sql);
+		Sqlite_engine_.Idx_create(conn, tbl_idxs);
+		exec_is_done = true;
+	}
+}

400_xowa/src/gplx/dbs/metas/updates/Schema_update_mgr.java

@@ -0,0 +1,32 @@
+/*
+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.dbs.metas.updates; import gplx.*; import gplx.dbs.*; import gplx.dbs.metas.*;
+public class Schema_update_mgr {		
+	private List_adp cmds = List_adp_.new_();
+	public void Add(Schema_update_cmd cmd) {cmds.Add(cmd);}
+	public void Update(Schema_db_mgr schema_mgr, Db_conn conn) {
+		int cmds_len = cmds.Count();
+		for (int i = 0; i < cmds_len; ++i) {
+			Schema_update_cmd cmd = (Schema_update_cmd)cmds.Get_at(i);
+			try {cmd.Exec(schema_mgr, conn);}
+			catch (Exception e) {
+				Gfo_usr_dlg_.I.Warn_many("", "", "failed to run update cmd; name=~{0} err=~{1}", cmd.Name(), Err_.Message_gplx_brief(e));
+			}
+		}
+	}
+}

400_xowa/src/gplx/dbs/metas/updates/Schema_update_mgr_tst.java

@@ -0,0 +1,55 @@
+/*
+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.dbs.metas.updates; import gplx.*; import gplx.dbs.*; import gplx.dbs.metas.*;
+import org.junit.*; import gplx.dbs.*;
+public class Schema_update_mgr_tst {
+	@Before public void init() {fxt.Clear();} private Schema_update_mgr_fxt fxt = new Schema_update_mgr_fxt();
+	@Test   public void Create() {
+		fxt.Test_exec_y(new Schema_update_cmd__mock());
+	}
+	@Test   public void Delete() {
+		fxt.Init_itm(Meta_itm_tid.Tid_table, Schema_update_cmd__mock.Tbl_name);
+		fxt.Test_exec_n(new Schema_update_cmd__mock());
+	}
+}
+class Schema_update_mgr_fxt {
+	private Schema_update_mgr update_mgr; private Schema_db_mgr db_mgr;
+	public void Clear() {
+		update_mgr = new Schema_update_mgr();
+		db_mgr = new Schema_db_mgr();
+	}
+	public void Init_itm(int tid, String name) {
+		db_mgr.Tbl_mgr().Add(new Meta_tbl_itm(name, "sql"));
+	}
+	public void Test_exec_y(Schema_update_cmd cmd) {Test_exec(cmd, Bool_.Y);}
+	public void Test_exec_n(Schema_update_cmd cmd) {Test_exec(cmd, Bool_.N);}
+	private void Test_exec(Schema_update_cmd cmd, boolean expd) {
+		update_mgr.Add(cmd);
+		update_mgr.Update(db_mgr, Db_conn_.Noop);
+		Tfds.Eq(expd, cmd.Exec_is_done());
+	}
+}
+class Schema_update_cmd__mock implements Schema_update_cmd {
+	public String Name() {return "xowa.user.cfg_regy.create";}
+	public boolean Exec_is_done() {return exec_is_done;} private boolean exec_is_done;
+	public void Exec(Schema_db_mgr mgr, Db_conn conn) {
+		if (mgr.Tbl_mgr().Has(Tbl_name)) return;
+		exec_is_done = true;
+	}
+	public static final String Tbl_name = "tbl_mock";
+}