mirror of https://github.com/gnosygnu/xowa
You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
147 lines
8.3 KiB
147 lines
8.3 KiB
/*
|
|
XOWA: the XOWA Offline Wiki Application
|
|
Copyright (C) 2012-2017 gnosygnu@gmail.com
|
|
|
|
XOWA is licensed under the terms of the General Public License (GPL) Version 3,
|
|
or alternatively under the terms of the Apache License Version 2.0.
|
|
|
|
You may use XOWA according to either of these licenses as is most appropriate
|
|
for your project on a case-by-case basis.
|
|
|
|
The terms of each license can be found in the source code repository:
|
|
|
|
GPLv3 License: https://github.com/gnosygnu/xowa/blob/master/LICENSE-GPLv3.txt
|
|
Apache License: https://github.com/gnosygnu/xowa/blob/master/LICENSE-APACHE2.txt
|
|
*/
|
|
package gplx.dbs.engines.mems; import gplx.*; import gplx.dbs.*; import gplx.dbs.engines.*;
|
|
import gplx.core.stores.*;
|
|
public class Mem_stmt implements Db_stmt {
|
|
private static final String Key_na = ""; // key is not_available; only called by procs with signature of Val(<type> v);
|
|
private final Ordered_hash val_list = Ordered_hash_.New();
|
|
public Mem_stmt(Mem_engine engine, Db_qry qry) {Ctor_stmt(engine, qry);} private Mem_engine engine;
|
|
public void Ctor_stmt(Db_engine engine, Db_qry qry) {this.engine = (Mem_engine)engine; this.qry = qry;}
|
|
public Mem_stmt_args Stmt_args() {return stmt_args;} private final Mem_stmt_args stmt_args = new Mem_stmt_args();
|
|
public int Args_len() {return val_list.Count();}
|
|
public Object Args_get_at(int i) {return val_list.Get_at(i);}
|
|
public Object Args_get_by(String k) {return val_list.Get_by(k);}
|
|
public Db_qry Qry() {return qry;} private Db_qry qry;
|
|
public Db_stmt Reset_stmt() {return this;}
|
|
public Db_stmt Clear() {
|
|
val_list.Clear();
|
|
stmt_args.Clear();
|
|
return this;
|
|
}
|
|
public void Rls() {this.Clear();}
|
|
public Db_stmt Crt_bool_as_byte(String k, boolean v) {return Add_byte_by_bool(Bool_.Y, k, v);}
|
|
public Db_stmt Val_bool_as_byte(String k, boolean v) {return Add_byte_by_bool(Bool_.N, k, v);}
|
|
public Db_stmt Val_bool_as_byte(boolean v) {return Add_byte_by_bool(Bool_.N, Key_na, v);}
|
|
private Db_stmt Add_byte_by_bool(boolean where, String k, boolean v) {return Add_byte(where, k, v ? Bool_.Y_byte : Bool_.N_byte);}
|
|
public Db_stmt Crt_byte(String k, byte v) {return Add_byte(Bool_.Y, k, v);}
|
|
public Db_stmt Val_byte(String k, byte v) {return Add_byte(Bool_.N, k, v);}
|
|
public Db_stmt Val_byte(byte v) {return Add_byte(Bool_.N, Key_na, v);}
|
|
private Db_stmt Add_byte(boolean where, String k, byte v) {
|
|
try {Add(k, where, v);} catch (Exception e) {throw Err_.new_exc(e, "db", "failed to add value", "type", "byte", "val", v);}
|
|
return this;
|
|
}
|
|
public Db_stmt Crt_int(String k, int v) {return Add_int(Bool_.Y, k, v);}
|
|
public Db_stmt Val_int_by_bool(String k, boolean v) {return Add_int(Bool_.N, k, v ? 1 : 0);}
|
|
public Db_stmt Val_int(String k, int v) {return Add_int(Bool_.N, k, v);}
|
|
public Db_stmt Val_int(int v) {return Add_int(Bool_.N, Key_na, v);}
|
|
private Db_stmt Add_int(boolean where, String k, int v) {
|
|
try {Add(k, where, v);} catch (Exception e) {throw Err_.new_exc(e, "db", "failed to add value", "type", "int", "val", v);}
|
|
return this;
|
|
}
|
|
public Db_stmt Crt_long(String k, long v) {return Add_long(Bool_.Y, k, v);}
|
|
public Db_stmt Val_long(String k, long v) {return Add_long(Bool_.N, k, v);}
|
|
public Db_stmt Val_long(long v) {return Add_long(Bool_.N, Key_na, v);}
|
|
private Db_stmt Add_long(boolean where, String k, long v) {
|
|
try {Add(k, where, v);} catch (Exception e) {throw Err_.new_exc(e, "db", "failed to add value", "type", "long", "val", v);}
|
|
return this;
|
|
}
|
|
public Db_stmt Crt_float(String k, float v) {return Add_float(Bool_.Y, k, v);}
|
|
public Db_stmt Val_float(String k, float v) {return Add_float(Bool_.N, k, v);}
|
|
public Db_stmt Val_float(float v) {return Add_float(Bool_.N, Key_na, v);}
|
|
private Db_stmt Add_float(boolean where, String k, float v) {
|
|
try {Add(k, where, v);} catch (Exception e) {throw Err_.new_exc(e, "db", "failed to add value", "type", "float", "val", v);}
|
|
return this;
|
|
}
|
|
public Db_stmt Crt_double(String k, double v) {return Add_double(Bool_.Y, k, v);}
|
|
public Db_stmt Val_double(String k, double v) {return Add_double(Bool_.N, k, v);}
|
|
public Db_stmt Val_double(double v) {return Add_double(Bool_.N, Key_na, v);}
|
|
private Db_stmt Add_double(boolean where, String k, double v) {
|
|
try {Add(k, where, v);} catch (Exception e) {throw Err_.new_exc(e, "db", "failed to add value", "type", "double", "val", v);}
|
|
return this;
|
|
}
|
|
public Db_stmt Crt_decimal(String k, Decimal_adp v) {return Add_decimal(Bool_.Y, k, v);}
|
|
public Db_stmt Val_decimal(String k, Decimal_adp v) {return Add_decimal(Bool_.N, k, v);}
|
|
public Db_stmt Val_decimal(Decimal_adp v) {return Add_decimal(Bool_.N, Key_na, v);}
|
|
private Db_stmt Add_decimal(boolean where, String k, Decimal_adp v) {
|
|
try {Add(k, where, v);} catch (Exception e) {throw Err_.new_exc(e, "db", "failed to add value", "type", "decimal", "val", v);}
|
|
return this;
|
|
}
|
|
public Db_stmt Crt_bry(String k, byte[] v) {return Add_bry(Bool_.Y, k, v);}
|
|
public Db_stmt Val_bry(String k, byte[] v) {return Add_bry(Bool_.N, k, v);}
|
|
public Db_stmt Val_bry(byte[] v) {return Add_bry(Bool_.N, Key_na, v);}
|
|
private Db_stmt Add_bry(boolean where, String k, byte[] v) {
|
|
try {Add(k, where, v);} catch (Exception e) {throw Err_.new_exc(e, "db", "failed to add value", "type", "byte[]", "val", v.length);}
|
|
return this;
|
|
}
|
|
public Db_stmt Crt_bry_as_str(String k, byte[] v) {return Add_bry_as_str(Bool_.Y, k, v);}
|
|
public Db_stmt Val_bry_as_str(String k, byte[] v) {return Add_bry_as_str(Bool_.N, k, v);}
|
|
public Db_stmt Val_bry_as_str(byte[] v) {return Add_bry_as_str(Bool_.N, Key_na, v);}
|
|
private Db_stmt Add_bry_as_str(boolean where, String k, byte[] v) {return Add_str(where, k, String_.new_u8(v));}
|
|
public Db_stmt Crt_str(String k, String v) {return Add_str(Bool_.Y, k, v);}
|
|
public Db_stmt Val_str(String k, String v) {return Add_str(Bool_.N, k, v);}
|
|
public Db_stmt Val_str(String v) {return Add_str(Bool_.N, Key_na, v);}
|
|
private Db_stmt Add_str(boolean where, String k, String v) {
|
|
try {Add(k, where, v);} catch (Exception e) {throw Err_.new_exc(e, "db", "failed to add value", "type", "String", "val", v);}
|
|
return this;
|
|
}
|
|
public Db_stmt Crt_date(String k, DateAdp v) {return Add_date(Bool_.Y, k, v);}
|
|
public Db_stmt Val_date(String k, DateAdp v) {return Add_date(Bool_.N, k, v);}
|
|
private Db_stmt Add_date(boolean where, String k, DateAdp v) {
|
|
try {Add(k, where, v);} catch (Exception e) {throw Err_.new_exc(e, "db", "failed to add value", "type", "date", "val", v);}
|
|
return this;
|
|
}
|
|
public Db_stmt Crt_text(String k, String v) {return Add_text(Bool_.Y, k, v);}
|
|
public Db_stmt Val_text(String k, String v) {return Add_text(Bool_.N, k, v);}
|
|
private Db_stmt Add_text(boolean where, String k, String v) {
|
|
try {Add(k, where, v);} catch (Exception e) {throw Err_.new_exc(e, "db", "failed to add value", "type", "text", "val", v);}
|
|
return this;
|
|
}
|
|
public Db_stmt Val_rdr_(gplx.core.ios.streams.Io_stream_rdr v, long rdr_len) {
|
|
try {
|
|
Bry_bfr bfr = Bry_bfr_.New();
|
|
gplx.core.ios.streams.Io_stream_rdr_.Load_all_to_bfr(bfr, v);
|
|
Add("", Bool_.N, bfr.To_str_and_clear());
|
|
} catch (Exception e) {throw Err_.new_exc(e, "db", "failed to add value", "type", "rdr", "val", v);}
|
|
return this;
|
|
}
|
|
public boolean Exec_insert() {
|
|
Mem_tbl tbl = engine.Tbls__get(qry.Base_table());
|
|
if (tbl == null) throw Err_.new_wo_type("must call Create_tbl", "tbl", qry.Base_table());
|
|
return tbl.Insert(this) == 1;
|
|
}
|
|
public int Exec_update() {
|
|
Mem_tbl tbl = engine.Tbls__get(qry.Base_table());
|
|
return tbl.Update(this);
|
|
}
|
|
public int Exec_delete() {
|
|
Mem_tbl tbl = engine.Tbls__get(qry.Base_table());
|
|
return tbl.Delete(this);
|
|
}
|
|
public DataRdr Exec_select() {throw Err_.new_unimplemented();}
|
|
public Db_rdr Exec_select__rls_auto() {return this.Exec_select__rls_manual();}
|
|
public Db_rdr Exec_select__rls_manual() {
|
|
// Mem_tbl tbl = engine.Tbls_get(qry.Base_table());
|
|
// return tbl.Select(this);
|
|
return engine.Qry_runner().Select(this);
|
|
}
|
|
public Object Exec_select_val() {throw Err_.new_unimplemented();}
|
|
private void Add(String k, boolean where, Object v) {
|
|
if (k == Dbmeta_fld_itm.Key_null) return; // key is explicitly null; ignore; allows schema_2+ type definitions
|
|
val_list.Add_if_dupe_use_1st(k, v); // NOTE: only add if new; WHERE with IN will call Add many times; fld_ttl IN ('A.png', 'B.png');
|
|
if (where) stmt_args.Add(k, v);
|
|
}
|
|
}
|