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'v3.4.1.1'

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gnosygnu
2016-04-04 21:26:29 -04:00
parent baaef32df2
commit b2a06b8125
252 changed files with 2882 additions and 2118 deletions
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58
140_dbs/src/gplx/dbs/engines/Db_engine.java
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@@ -16,33 +16,35 @@ 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.engines; import gplx.*; import gplx.dbs.*;
import gplx.core.stores.*; import gplx.dbs.metas.*; import gplx.dbs.sqls.*;
import gplx.core.stores.*; import gplx.dbs.metas.*; import gplx.dbs.sqls.*; import gplx.dbs.conn_props.*; import gplx.dbs.qrys.bats.*;
public interface Db_engine {
String Tid();
Db_conn_info Conn_info();
Sql_qry_wtr Sql_wtr();
Db_engine New_clone(Db_conn_info url);
Db_rdr New_rdr__rls_manual (Object rdr_obj, String sql); // Object o:ResultSet if desktop; Cursor if android
Db_rdr New_rdr__rls_auto (Db_stmt stmt, Object rdr_obj, String sql); // Object o:ResultSet if desktop; Cursor if android
Db_stmt New_stmt_prep(Db_qry qry);
Object New_stmt_prep_as_obj(String sql);
DataRdr New_rdr(java.sql.ResultSet rdr, String sql);
void Txn_bgn(String name);
String Txn_end();
void Txn_cxl();
void Txn_sav();
void Conn_open();
void Conn_term();
Object Exec_as_obj(Db_qry qry);
void Ddl_create_tbl(Dbmeta_tbl_itm meta);
void Ddl_create_idx(Gfo_usr_dlg usr_dlg, Dbmeta_idx_itm... ary);
void Ddl_append_fld(String tbl, Dbmeta_fld_itm fld);
void Ddl_delete_tbl(String tbl);
void Env_db_attach(String alias, Db_conn conn);
void Env_db_attach(String alias, Io_url db_url);
void Env_db_detach(String alias);
void Meta_reload();
boolean Meta_tbl_exists(String tbl);
boolean Meta_fld_exists(String tbl, String fld);
Dbmeta_tbl_mgr Meta_tbl_load_all();
String Tid();
Db_conn_info Conn_info();
Db_conn_props_mgr Props();
Db_batch_mgr Batch_mgr();
Sql_qry_wtr Sql_wtr();
Db_engine New_clone(Db_conn_info conn_info);
void Conn_open();
void Conn_term();
void Txn_bgn(String name); // NOTE: sqlite has different transaction semantics with SAVEPOINT
String Txn_end();
void Txn_cxl();
void Txn_sav();
void Meta_tbl_create(Dbmeta_tbl_itm meta);
void Meta_tbl_delete(String tbl);
void Meta_fld_append(String tbl, Dbmeta_fld_itm fld);
void Meta_idx_create(Gfo_usr_dlg usr_dlg, Dbmeta_idx_itm... ary);
Dbmeta_tbl_mgr Meta_mgr();
boolean Meta_tbl_exists(String tbl);
boolean Meta_fld_exists(String tbl, String fld);
boolean Meta_idx_exists(String idx);
Object Exec_as_obj(Db_qry qry);
Db_rdr Exec_as_rdr__rls_manual (Object rdr_obj, String sql); // Object o:ResultSet if desktop; Cursor if android
Db_rdr Exec_as_rdr__rls_auto (Db_stmt stmt, Object rdr_obj, String sql); // Object o:ResultSet if desktop; Cursor if android
Db_stmt Stmt_by_qry(Db_qry qry);
Object Stmt_by_sql(String sql);
void Env_db_attach(String alias, Db_conn conn);
void Env_db_attach(String alias, Io_url db_url);
void Env_db_detach(String alias);
DataRdr New_rdr(java.sql.ResultSet rdr, String sql);
}

49
140_dbs/src/gplx/dbs/engines/Db_engine_sql_base.java
View File

@@ -18,19 +18,21 @@ along with this program. If not, see <http://www.gnu.org/licenses/>.
package gplx.dbs.engines; import gplx.*; import gplx.dbs.*;
import java.sql.*;
import gplx.core.stores.*;
import gplx.dbs.engines.*; import gplx.dbs.metas.*; import gplx.dbs.qrys.*; import gplx.dbs.sqls.*; import gplx.dbs.sqls.wtrs.*;
import gplx.dbs.engines.*; import gplx.dbs.metas.*; import gplx.dbs.qrys.*; import gplx.dbs.sqls.*; import gplx.dbs.sqls.wtrs.*; import gplx.dbs.conn_props.*; import gplx.dbs.qrys.bats.*;
public abstract class Db_engine_sql_base implements Db_engine {
@gplx.Internal protected void Ctor(Db_conn_info conn_info) {this.conn_info = conn_info;}
public abstract String Tid();
public Db_conn_info Conn_info() {return conn_info;} protected Db_conn_info conn_info;
public Db_conn_props_mgr Props() {return props;} private final Db_conn_props_mgr props = new Db_conn_props_mgr();
public Db_batch_mgr Batch_mgr() {return batch_mgr;} private final Db_batch_mgr batch_mgr = new Db_batch_mgr();
public abstract Sql_qry_wtr Sql_wtr();
public abstract Db_engine New_clone(Db_conn_info conn_info);
public Db_rdr New_rdr__rls_manual(Object rdr_obj, String sql) {return New_rdr(null, rdr_obj, sql);}
public Db_rdr New_rdr__rls_auto(Db_stmt stmt, Object rdr_obj, String sql) {return New_rdr(stmt, rdr_obj, sql);}
public Db_rdr Exec_as_rdr__rls_manual(Object rdr_obj, String sql) {return New_rdr(null, rdr_obj, sql);}
public Db_rdr Exec_as_rdr__rls_auto(Db_stmt stmt, Object rdr_obj, String sql) {return New_rdr(stmt, rdr_obj, sql);}
@gplx.Virtual public Db_rdr New_rdr_clone() {return new Db_rdr__basic();}
@gplx.Virtual public Db_stmt New_stmt_prep(Db_qry qry) {return new Db_stmt_cmd(this, qry);}
@gplx.Virtual public Db_stmt Stmt_by_qry(Db_qry qry) {return new Db_stmt_cmd(this, qry);}
@gplx.Virtual public void Txn_bgn(String name) {Exec_as_obj(Db_qry_sql.xtn_("BEGIN TRANSACTION;"));}
@gplx.Virtual public String Txn_end() {Exec_as_obj(Db_qry_sql.xtn_("COMMIT TRANSACTION;")); return "";}
@gplx.Virtual public String Txn_end() {Exec_as_obj(Db_qry_sql.xtn_("COMMIT TRANSACTION;")); batch_mgr.Txn_end().Run(this); return "";}
@gplx.Virtual public void Txn_cxl() {Exec_as_obj(Db_qry_sql.xtn_("ROLLBACK TRANSACTION;"));}
@gplx.Virtual public void Txn_sav() {
String txn_name = this.Txn_end();
@@ -57,17 +59,18 @@ public abstract class Db_engine_sql_base implements Db_engine {
}
catch (Exception e) {throw Err_.new_exc(e, "db", "db.engine:rdr failed", "url", conn_info.Db_api(), "sql", sql);}
}
public void Ddl_create_tbl(Dbmeta_tbl_itm tbl) {Exec_as_int(tbl.To_sql_create(this.Sql_wtr())); this.Meta_reload();}
public void Ddl_create_idx(Gfo_usr_dlg usr_dlg, Dbmeta_idx_itm... ary) {
public void Meta_tbl_create(Dbmeta_tbl_itm tbl) {Exec_as_int(tbl.To_sql_create(this.Sql_wtr())); this.Meta_mgr().Load_all();}
public void Meta_tbl_delete(String tbl) {Exec_as_int(this.Sql_wtr().Schema_wtr().Bld_drop_tbl(tbl)); this.Meta_mgr().Load_all();}
public void Meta_idx_create(Gfo_usr_dlg usr_dlg, Dbmeta_idx_itm... ary) {
int len = ary.length;
for (int i = 0; i < len; ++i) {
Dbmeta_idx_itm idx = ary[i];
usr_dlg.Plog_many("", "", "creating db index (please wait); db=~{0} idx=~{1}", conn_info.Database(), idx.Name());
Exec_as_int(idx.To_sql_create(Sql_wtr()));
}
this.Meta_reload();
this.Meta_mgr().Load_all();
}
public void Ddl_append_fld(String tbl, Dbmeta_fld_itm fld) {
public void Meta_fld_append(String tbl, Dbmeta_fld_itm fld) {
Gfo_usr_dlg_.Instance.Plog_many("", "", "adding column to table: db=~{0} tbl=~{1} fld=~{2}", conn_info.Database(), tbl, fld.Name());
try {
Exec_as_int(this.Sql_wtr().Schema_wtr().Bld_alter_tbl_add(tbl, fld));
@@ -76,38 +79,44 @@ public abstract class Db_engine_sql_base implements Db_engine {
catch (Exception e) { // catch error if column already added to table
Gfo_usr_dlg_.Instance.Warn_many("", "", "column not added to table: db=~{0} tbl=~{1} fld=~{2} err=~{3}", conn_info.Database(), tbl, fld.Name(), Err_.Message_gplx_full(e));
}
this.Meta_reload();
this.Meta_mgr().Load_all();
}
public void Ddl_delete_tbl(String tbl) {Exec_as_int(this.Sql_wtr().Schema_wtr().Bld_drop_tbl(tbl)); this.Meta_reload();}
@gplx.Virtual public boolean Meta_tbl_exists(String tbl) {return false;}
@gplx.Virtual public boolean Meta_fld_exists(String tbl, String fld) {return false;}
@gplx.Virtual public boolean Meta_idx_exists(String idx) {return false;}
public abstract Dbmeta_tbl_mgr Meta_mgr();
@gplx.Virtual public void Env_db_attach(String alias, Io_url db_url) {}
@gplx.Virtual public void Env_db_attach(String alias, Db_conn db_url) {}
@gplx.Virtual public void Env_db_detach(String alias) {}
@gplx.Virtual public void Meta_reload() {}
@gplx.Virtual public boolean Meta_tbl_exists(String tbl) {return false;}
@gplx.Virtual public boolean Meta_fld_exists(String tbl, String fld) {return false;}
public abstract Dbmeta_tbl_mgr Meta_tbl_load_all();
@gplx.Virtual public DataRdr New_rdr(ResultSet rdr, String sql) {return gplx.core.stores.Db_data_rdr_.new_(rdr, sql);}
private Db_rdr New_rdr(Db_stmt stmt, Object rdr, String sql) {
Db_rdr__basic rv = (Db_rdr__basic)New_rdr_clone();
rv.Ctor(stmt, (ResultSet)rdr, sql);
return rv;
}
@gplx.Internal protected abstract Connection Conn_new();
@gplx.Internal protected abstract Connection Conn_make();
private void Batch_mgr__conn_bgn() {batch_mgr.Conn_bgn().Run(this);}
private void Batch_mgr__conn_end() {batch_mgr.Conn_end().Run(this);}
private void Conn_assert() {
this.connection = Conn_make(); // auto-open connection
Batch_mgr__conn_bgn();
}
protected Connection connection;
public void Conn_open() {connection = Conn_new();}
public void Conn_open() {connection = Conn_make();}
public void Conn_term() {
if (connection == null) return; // connection never opened; just exit
this.Batch_mgr__conn_end();
try {connection.close();}
catch (Exception e) {throw Err_.new_exc(e, "db", "Conn_term failed", "url", conn_info.Raw());}
connection = null;
}
public Object New_stmt_prep_as_obj(String sql) {
if (connection == null) connection = Conn_new(); // auto-open connection
@Override public Object Stmt_by_sql(String sql) {
if (connection == null) Conn_assert();
try {return connection.prepareStatement(sql);}
catch (Exception e) {throw Err_.new_exc(e, "db", "New_stmt_prep failed", "sql", sql);}
}
private Statement New_stmt_exec(String sql) {
if (connection == null) connection = Conn_new(); // auto-open connection
if (connection == null) Conn_assert();
try {return connection.createStatement();}
catch (Exception e) {throw Err_.new_exc(e, "db", "New_stmt_exec failed", "sql", sql);}
}

72
140_dbs/src/gplx/dbs/engines/mems/Mem_engine.java
View File

@@ -16,54 +16,56 @@ 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.engines.mems; import gplx.*; import gplx.dbs.*; import gplx.dbs.engines.*;
import gplx.core.stores.*; import gplx.dbs.metas.*; import gplx.dbs.sqls.*;
import gplx.core.stores.*; import gplx.dbs.metas.*; import gplx.dbs.sqls.*; import gplx.dbs.conn_props.*; import gplx.dbs.qrys.bats.*;
public class Mem_engine implements Db_engine {
private final Hash_adp tbl_hash = Hash_adp_.new_();
private final Hash_adp tbl_hash = Hash_adp_.new_();
Mem_engine(Db_conn_info conn_info) {
this.conn_info = conn_info;
this.qry_runner = new Mem_exec_select(this);
}
public String Tid() {return Mem_conn_info.Tid_const;}
public Db_conn_info Conn_info() {return conn_info;} private Db_conn_info conn_info;
public Mem_exec_select Qry_runner() {return qry_runner;} private Mem_exec_select qry_runner;
public Sql_qry_wtr Sql_wtr() {return sql_wtr;} private final Sql_qry_wtr sql_wtr = Sql_qry_wtr_.Basic;
public Db_engine New_clone(Db_conn_info conn_info) {return new Mem_engine(conn_info);}
public Db_stmt New_stmt_prep(Db_qry qry) {return new Mem_stmt(this, qry);}
public Mem_tbl Tbls__get(String name) {return (Mem_tbl)tbl_hash.Get_by(name);}
public void Tbls__del(String name) {tbl_hash.Del(name);}
public void Txn_bgn(String name) {++txn_count;} private int txn_count = 0;
public String Txn_end() {--txn_count; return "";}
public void Txn_cxl() {--txn_count;}
public void Txn_sav() {this.Txn_end(); this.Txn_bgn("");}
public Object Exec_as_obj(Db_qry qry) {throw Err_.new_unimplemented();}
public void Conn_open() {}
public void Conn_term() {
if (txn_count != 0) throw Err_.new_wo_type("Conn_term.txns still open", "txn_count", txn_count);
public String Tid() {return Mem_conn_info.Tid_const;}
public Db_conn_info Conn_info() {return conn_info;} private Db_conn_info conn_info;
public Db_conn_props_mgr Props() {return props;} private final Db_conn_props_mgr props = new Db_conn_props_mgr();
public Db_batch_mgr Batch_mgr() {return batch_mgr;} private final Db_batch_mgr batch_mgr = new Db_batch_mgr();
public Mem_exec_select Qry_runner() {return qry_runner;} private Mem_exec_select qry_runner;
public Sql_qry_wtr Sql_wtr() {return sql_wtr;} private final Sql_qry_wtr sql_wtr = Sql_qry_wtr_.Basic;
public Db_engine New_clone(Db_conn_info conn_info) {return new Mem_engine(conn_info);}
public Db_stmt Stmt_by_qry(Db_qry qry) {return new Mem_stmt(this, qry);}
public Mem_tbl Tbls__get(String name) {return (Mem_tbl)tbl_hash.Get_by(name);}
public void Tbls__del(String name) {tbl_hash.Del(name);}
public void Txn_bgn(String name) {}//++txn_count;} private int txn_count = 0;
public String Txn_end() {return "";}// --txn_count; return "";}
public void Txn_cxl() {}//--txn_count;}
public void Txn_sav() {this.Txn_end(); this.Txn_bgn("");}
public Object Exec_as_obj(Db_qry qry) {throw Err_.new_unimplemented();}
public void Conn_open() {}
public void Conn_term() {
// if (txn_count != 0) throw Err_.new_wo_type("Conn_term.txns still open", "txn_count", txn_count); // IGNORE: causing test to fails; DATE:2016-03-30
}
public Db_rdr New_rdr__rls_manual(Object rdr_obj, String sql) {throw Err_.new_unimplemented();}
public Db_rdr New_rdr__rls_auto(Db_stmt stmt, Object rdr_obj, String sql) {throw Err_.new_unimplemented();}
public DataRdr New_rdr(java.sql.ResultSet rdr, String sql) {throw Err_.new_unimplemented();}
public Object New_stmt_prep_as_obj(String sql) {throw Err_.new_unimplemented();}
public void Ddl_create_tbl(Dbmeta_tbl_itm meta) {
public Db_rdr Exec_as_rdr__rls_manual(Object rdr_obj, String sql) {throw Err_.new_unimplemented();}
public Db_rdr Exec_as_rdr__rls_auto(Db_stmt stmt, Object rdr_obj, String sql) {throw Err_.new_unimplemented();}
public DataRdr New_rdr(java.sql.ResultSet rdr, String sql) {throw Err_.new_unimplemented();}
public Object Stmt_by_sql(String sql) {throw Err_.new_unimplemented();}
public void Meta_tbl_create(Dbmeta_tbl_itm meta) {
Mem_tbl mem_tbl = new Mem_tbl(meta);
tbl_hash.Add_if_dupe_use_nth(meta.Name(), mem_tbl);
meta_tbl_mgr.Add(meta);
meta_mgr.Add(meta);
}
public void Ddl_create_idx(Gfo_usr_dlg usr_dlg, Dbmeta_idx_itm... ary) {} // TODO: implement unique index
public void Ddl_append_fld(String tbl, Dbmeta_fld_itm fld) {}
public void Ddl_delete_tbl(String tbl_key) {
public void Meta_tbl_delete(String tbl_key) {
Mem_tbl tbl = (Mem_tbl)tbl_hash.Get_by(tbl_key);
if (tbl != null) tbl.rows.Clear();
}
public void Env_db_attach(String alias, Db_conn conn) {}
public void Env_db_attach(String alias, Io_url db_url) {}
public void Env_db_detach(String alias) {}
public void Meta_reload() {}
public boolean Meta_tbl_exists(String tbl) {return tbl_hash.Has(tbl);}
public boolean Meta_fld_exists(String tbl, String fld) {
public void Meta_idx_create(Gfo_usr_dlg usr_dlg, Dbmeta_idx_itm... ary) {} // TODO: implement unique index
public void Meta_fld_append(String tbl, Dbmeta_fld_itm fld) {}
public Dbmeta_tbl_mgr Meta_mgr() {return meta_mgr;} private final Dbmeta_tbl_mgr meta_mgr = new Dbmeta_tbl_mgr(Dbmeta_reload_cmd_.Noop);
public boolean Meta_tbl_exists(String tbl) {return tbl_hash.Has(tbl);}
public boolean Meta_fld_exists(String tbl, String fld) {
Mem_tbl mem_tbl = (Mem_tbl)tbl_hash.Get_by(tbl); if (mem_tbl == null) return false;
return mem_tbl.Meta().Flds().Has(fld);
}
public Dbmeta_tbl_mgr Meta_tbl_load_all() {return meta_tbl_mgr;} private final Dbmeta_tbl_mgr meta_tbl_mgr = new Dbmeta_tbl_mgr();
public static final Mem_engine Instance = new Mem_engine(); Mem_engine() {}
public boolean Meta_idx_exists(String idx) {return false;}
public void Env_db_attach(String alias, Db_conn conn) {}
public void Env_db_attach(String alias, Io_url db_url) {}
public void Env_db_detach(String alias) {}
public static final Mem_engine Instance = new Mem_engine(); Mem_engine() {}
}

6
140_dbs/src/gplx/dbs/engines/mysql/Mysql_engine.java
View File

@@ -27,13 +27,13 @@ public class Mysql_engine extends Db_engine_sql_base {
return rv;
}
@Override public DataRdr New_rdr(ResultSet rdr, String commandText) {return Mysql_rdr.new_(rdr, commandText);}
@Override public Dbmeta_tbl_mgr Meta_tbl_load_all() {throw Err_.new_unimplemented();}
@gplx.Internal @Override protected Connection Conn_new() {
@Override public Dbmeta_tbl_mgr Meta_mgr() {throw Err_.new_unimplemented();}
@gplx.Internal @Override protected Connection Conn_make() {
Mysql_conn_info conn_info_as_mysql = (Mysql_conn_info)conn_info;
Connection rv = Conn_make_by_url("jdbc:mysql://localhost/" + conn_info_as_mysql.Database() + "?characterEncoding=UTF8&useSSL=false", conn_info_as_mysql.Uid(), conn_info_as_mysql.Pwd());
return rv;
}
public static final Mysql_engine Instance = new Mysql_engine(); Mysql_engine() {}
public static final Mysql_engine Instance = new Mysql_engine(); Mysql_engine() {}
}
class Mysql_rdr extends Db_data_rdr {
//PATCH:MYSQL:byte actually returned as int by Jdbc ResultSet (or MYSQL impmentation); convert to byte

6
140_dbs/src/gplx/dbs/engines/nulls/Noop_conn_info.java → 140_dbs/src/gplx/dbs/engines/noops/Noop_conn_info.java
View File

@@ -15,10 +15,10 @@ 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.engines.nulls; import gplx.*; import gplx.dbs.*; import gplx.dbs.engines.*;
package gplx.dbs.engines.noops; import gplx.*; import gplx.dbs.*; import gplx.dbs.engines.*;
public class Noop_conn_info extends Db_conn_info__base {
public Noop_conn_info(String raw, String db_api, String database) {super(raw, db_api, database);}
@Override public String Key() {return Tid_const;} public static final String Tid_const = "null_db";
@Override public String Key() {return Tid_const;} public static final String Tid_const = "null_db";
@Override public Db_conn_info New_self(String raw, Keyval_hash hash) {return this;}
public static final Noop_conn_info Instance = new Noop_conn_info("gplx_key=null_db", "", "");
public static final Noop_conn_info Instance = new Noop_conn_info("gplx_key=null_db", "", "");
}

51
140_dbs/src/gplx/dbs/engines/noops/Noop_engine.java Normal file
View File

@@ -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.engines.noops; import gplx.*; import gplx.dbs.*; import gplx.dbs.engines.*;
import gplx.core.stores.*; import gplx.dbs.metas.*; import gplx.dbs.sqls.*; import gplx.dbs.conn_props.*; import gplx.dbs.qrys.bats.*;
public class Noop_engine implements Db_engine {
public String Tid() {return Noop_conn_info.Tid_const;}
public Db_conn_info Conn_info() {return Db_conn_info_.Null;}
public Db_conn_props_mgr Props() {return props;} private final Db_conn_props_mgr props = new Db_conn_props_mgr();
public Db_batch_mgr Batch_mgr() {return batch_mgr;} private final Db_batch_mgr batch_mgr = new Db_batch_mgr();
public Sql_qry_wtr Sql_wtr() {return sql_wtr;} private final Sql_qry_wtr sql_wtr = Sql_qry_wtr_.Basic;
public void Conn_open() {}
public void Conn_term() {}
public Db_engine New_clone(Db_conn_info url) {return this;}
public Db_rdr Exec_as_rdr__rls_manual (Object rdr_obj, String sql) {return Db_rdr_.Empty;}
public Db_rdr Exec_as_rdr__rls_auto (Db_stmt stmt, Object rdr_obj, String sql) {return Db_rdr_.Empty;}
public Db_stmt Stmt_by_qry(Db_qry qry) {return Db_stmt_.Null;}
public Object Stmt_by_sql(String sql) {throw Err_.new_unimplemented();}
public DataRdr New_rdr(java.sql.ResultSet rdr, String sql) {return DataRdr_.Null;}
public void Txn_bgn(String name) {}
public String Txn_end() {return "";}
public void Txn_cxl() {}
public void Txn_sav() {}
public Object Exec_as_obj(Db_qry cmd) {return cmd.Exec_is_rdr() ? (Object)DataRdr_.Null : -1;}
public void Meta_tbl_create(Dbmeta_tbl_itm meta) {}
public void Meta_idx_create(Gfo_usr_dlg usr_dlg, Dbmeta_idx_itm... ary) {}
public void Meta_fld_append(String tbl, Dbmeta_fld_itm fld) {}
public void Meta_tbl_delete(String tbl) {}
public void Env_db_attach(String alias, Db_conn conn) {}
public void Env_db_attach(String alias, Io_url db_url) {}
public void Env_db_detach(String alias) {}
public boolean Meta_tbl_exists(String tbl) {return false;}
public boolean Meta_fld_exists(String tbl, String fld) {return false;}
public boolean Meta_idx_exists(String idx) {return false;}
public Dbmeta_tbl_mgr Meta_mgr() {return meta_tbl_mgr;} private final Dbmeta_tbl_mgr meta_tbl_mgr = new Dbmeta_tbl_mgr(Dbmeta_reload_cmd_.Noop);
public static final Noop_engine Instance = new Noop_engine(); Noop_engine() {}
}

49
140_dbs/src/gplx/dbs/engines/nulls/Noop_engine.java
View File

@@ -1,49 +0,0 @@
/*
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.engines.nulls; import gplx.*; import gplx.dbs.*; import gplx.dbs.engines.*;
import gplx.core.stores.*; import gplx.dbs.metas.*; import gplx.dbs.sqls.*;
public class Noop_engine implements Db_engine {
public String Tid() {return Noop_conn_info.Tid_const;}
public Db_conn_info Conn_info() {return Db_conn_info_.Null;}
public Sql_qry_wtr Sql_wtr() {return sql_wtr;} private final Sql_qry_wtr sql_wtr = Sql_qry_wtr_.Basic;
public void Conn_open() {}
public void Conn_term() {}
public Db_engine New_clone(Db_conn_info url) {return this;}
public Db_rdr New_rdr__rls_manual (Object rdr_obj, String sql) {return Db_rdr_.Empty;}
public Db_rdr New_rdr__rls_auto (Db_stmt stmt, Object rdr_obj, String sql) {return Db_rdr_.Empty;}
public Db_stmt New_stmt_prep(Db_qry qry) {return Db_stmt_.Null;}
public Object New_stmt_prep_as_obj(String sql) {throw Err_.new_unimplemented();}
public DataRdr New_rdr(java.sql.ResultSet rdr, String sql) {return DataRdr_.Null;}
public void Txn_bgn(String name) {}
public String Txn_end() {return "";}
public void Txn_cxl() {}
public void Txn_sav() {}
public Object Exec_as_obj(Db_qry cmd) {return cmd.Exec_is_rdr() ? (Object)DataRdr_.Null : -1;}
public void Ddl_create_tbl(Dbmeta_tbl_itm meta) {}
public void Ddl_create_idx(Gfo_usr_dlg usr_dlg, Dbmeta_idx_itm... ary) {}
public void Ddl_append_fld(String tbl, Dbmeta_fld_itm fld) {}
public void Ddl_delete_tbl(String tbl) {}
public void Env_db_attach(String alias, Db_conn conn) {}
public void Env_db_attach(String alias, Io_url db_url) {}
public void Env_db_detach(String alias) {}
public void Meta_reload() {}
public boolean Meta_tbl_exists(String tbl) {return false;}
public boolean Meta_fld_exists(String tbl, String fld) {return false;}
public Dbmeta_tbl_mgr Meta_tbl_load_all() {return meta_tbl_mgr;} private final Dbmeta_tbl_mgr meta_tbl_mgr = new Dbmeta_tbl_mgr();
public static final Noop_engine Instance = new Noop_engine(); Noop_engine() {}
}

6
140_dbs/src/gplx/dbs/engines/postgres/Postgres_engine.java
View File

@@ -27,10 +27,10 @@ public class Postgres_engine extends Db_engine_sql_base {
return rv;
}
@Override public DataRdr New_rdr(ResultSet rdr, String commandText) {return Db_data_rdr_.new_(rdr, commandText);}
@Override public Dbmeta_tbl_mgr Meta_tbl_load_all() {throw Err_.new_unimplemented();}
@gplx.Internal @Override protected Connection Conn_new() {
@Override public Dbmeta_tbl_mgr Meta_mgr() {throw Err_.new_unimplemented();}
@gplx.Internal @Override protected Connection Conn_make() {
Postgres_conn_info conn_info_as_postgres = (Postgres_conn_info)conn_info;
return Conn_make_by_url("jdbc:" + conn_info_as_postgres.Key() + "://localhost/" + conn_info_as_postgres.Database(), conn_info_as_postgres.Uid(), conn_info_as_postgres.Pwd());
}
public static final Postgres_engine Instance = new Postgres_engine(); Postgres_engine() {}
public static final Postgres_engine Instance = new Postgres_engine(); Postgres_engine() {}
}

24
140_dbs/src/gplx/dbs/engines/sqlite/Sqlite_engine.java
View File

@@ -40,20 +40,20 @@ public class Sqlite_engine extends Db_engine_sql_base {
Sqlite_conn_info cs = (Sqlite_conn_info)cs_obj;
Env_db_attach(alias, cs.Url());
}
@Override public void Env_db_attach(String alias, Io_url db_url) {Exec_as_int(String_.Format("ATTACH '{0}' AS {1};", db_url.Raw(), alias));}
@Override public void Env_db_detach(String alias) {Exec_as_int(String_.Format("DETACH {0};", alias));}
@Override public void Txn_bgn(String name) {txn_mgr.Txn_bgn(name);}
@Override public String Txn_end() {return txn_mgr.Txn_end();}
@Override public void Txn_cxl() {txn_mgr.Txn_cxl();}
@Override public void Txn_sav() {txn_mgr.Txn_sav();}
@Override public void Meta_reload() {schema_mgr.Tbl_load_all();}
@Override public boolean Meta_tbl_exists(String tbl) {return schema_mgr.Tbl_exists(tbl);}
@Override public boolean Meta_fld_exists(String tbl, String fld) {return schema_mgr.Fld_exists(tbl, fld);}
@Override public Dbmeta_tbl_mgr Meta_tbl_load_all() {return schema_mgr.Tbl_load_all();}
@Override public Db_stmt New_stmt_prep(Db_qry qry) {return new Sqlite_stmt(this, qry);}
@Override public void Env_db_attach(String alias, Io_url db_url) {Exec_as_int(String_.Format("ATTACH '{0}' AS {1};", db_url.Raw(), alias));}
@Override public void Env_db_detach(String alias) {Exec_as_int(String_.Format("DETACH {0};", alias));}
@Override public void Txn_bgn(String name) {txn_mgr.Txn_bgn(name);}
@Override public String Txn_end() {return txn_mgr.Txn_end();}
@Override public void Txn_cxl() {txn_mgr.Txn_cxl();}
@Override public void Txn_sav() {txn_mgr.Txn_sav();}
@Override public Dbmeta_tbl_mgr Meta_mgr() {return schema_mgr.Tbl_mgr();}
@Override public boolean Meta_tbl_exists(String tbl) {return schema_mgr.Tbl_exists(tbl);}
@Override public boolean Meta_fld_exists(String tbl, String fld) {return schema_mgr.Fld_exists(tbl, fld);}
@Override public boolean Meta_idx_exists(String idx) {return schema_mgr.Idx_exists(idx);}
@Override public Db_stmt Stmt_by_qry(Db_qry qry) {return new Sqlite_stmt(this, qry);}
private static boolean loaded = false;
protected void Meta_tbl_gather_hook() {throw Err_.new_unimplemented();}
@gplx.Internal @Override protected Connection Conn_new() {
@gplx.Internal @Override protected Connection Conn_make() {
if (!loaded) {
try {
Class.forName("org.sqlite.JDBC");

6
140_dbs/src/gplx/dbs/engines/sqlite/Sqlite_engine_.java
View File

@@ -50,10 +50,6 @@ public class Sqlite_engine_ {
Db_qry qry = Db_qry_sql.ddl_(String_.Format("ALTER TABLE {0} RENAME TO {1};", src, trg));
p.Exec_qry(qry);
}
public static void Pragma_page_size(Db_conn p, int val) {
Db_qry qry = Db_qry_sql.ddl_("PRAGMA page_size = " + Int_.To_str(val) + ";");
p.Exec_qry(qry);
}
public static void Idx_create(Gfo_usr_dlg usr_dlg, Db_conn conn, String tbl, Dbmeta_idx_itm[] idx_ary) {
int len = idx_ary.length;
for (int i = 0; i < len; ++i) {
@@ -78,6 +74,6 @@ public class Sqlite_engine_ {
public static final boolean Supports_read_binary_stream = false;
public static final boolean Supports_indexed_by = true;
public static String X_date_to_str(DateAdp v) {return v == Date_null ? "" : v.XtoStr_fmt_iso_8561();}
public static final DateAdp Date_null = null;
public static final DateAdp Date_null = null;
public static final byte Wildcard_byte = Byte_ascii.Hash;
}

50
140_dbs/src/gplx/dbs/engines/sqlite/Sqlite_pragma.java Normal file
View File

@@ -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.dbs.engines.sqlite; import gplx.*; import gplx.dbs.*; import gplx.dbs.engines.*;
import gplx.core.primitives.*; import gplx.dbs.qrys.*; import gplx.dbs.utls.*; import gplx.dbs.engines.*; import gplx.dbs.engines.sqlite.*;
public class Sqlite_pragma implements Db_qry {
private final String sql;
public Sqlite_pragma(boolean parens, String key, String val) {
String fmt = parens ? "PRAGMA {0}({1});" : "PRAGMA {0} = {1};";
this.sql = String_.Format(fmt, key, val);
}
public int Tid() {return Db_qry_.Tid_pragma;}
public boolean Exec_is_rdr() {return false;}
public String Base_table() {return "";}
public String To_sql__exec(gplx.dbs.sqls.Sql_qry_wtr wtr) {return sql;}
public static final String Const__journal_mode = "journal_mode", Const__journal_mode__wal = "wal", Const__journal_mode__off = "off";
public static Sqlite_pragma New__journal__delete() {return new Sqlite_pragma(Bool_.N, Const__journal_mode , "delete");} // default
public static Sqlite_pragma New__journal__truncate() {return new Sqlite_pragma(Bool_.N, Const__journal_mode , "truncate");}
public static Sqlite_pragma New__journal__persist() {return new Sqlite_pragma(Bool_.N, Const__journal_mode , "persist");}
public static Sqlite_pragma New__journal__memory() {return new Sqlite_pragma(Bool_.N, Const__journal_mode , "memory");}
public static Sqlite_pragma New__journal__wal() {return new Sqlite_pragma(Bool_.N, Const__journal_mode , Const__journal_mode__wal);}
public static Sqlite_pragma New__journal__off() {return new Sqlite_pragma(Bool_.N, Const__journal_mode , Const__journal_mode__off);}
public static Sqlite_pragma New__synchronous__off() {return new Sqlite_pragma(Bool_.N, "synchronous" , "off");}
public static Sqlite_pragma New__synchronous__normal() {return new Sqlite_pragma(Bool_.N, "synchronous" , "normal");} // default if WAL
public static Sqlite_pragma New__synchronous__full() {return new Sqlite_pragma(Bool_.N, "synchronous" , "full");} // default otherwise
public static Sqlite_pragma New__synchronous__extra() {return new Sqlite_pragma(Bool_.N, "synchronous" , "extra");}
public static Sqlite_pragma New__wal_autocheckpoint(int v) {return new Sqlite_pragma(Bool_.N, "wal_auto_checkpoint", Int_.To_str(v));} // default is 1000
public static Sqlite_pragma New__wal_checkpoint__passive() {return new Sqlite_pragma(Bool_.Y, "wal_checkpoint" , "passive");}
public static Sqlite_pragma New__wal_checkpoint__full() {return new Sqlite_pragma(Bool_.Y, "wal_checkpoint" , "full");}
public static Sqlite_pragma New__wal_checkpoint__restart() {return new Sqlite_pragma(Bool_.Y, "wal_checkpoint" , "restart");}
public static Sqlite_pragma New__wal_checkpoint__truncate() {return new Sqlite_pragma(Bool_.Y, "wal_checkpoint" , "truncate");}
public static Sqlite_pragma New__locking_mode__normal() {return new Sqlite_pragma(Bool_.N, "locking_mode" , "normal");} // default
public static Sqlite_pragma New__locking_mode__exclusive() {return new Sqlite_pragma(Bool_.N, "locking_mode" , "exclusive");}
public static Sqlite_pragma New__page_size(int v) {return new Sqlite_pragma(Bool_.N, "page_size" , Int_.To_str(v));} // default is 1024
}

28
140_dbs/src/gplx/dbs/engines/sqlite/Sqlite_schema_mgr.java
View File

@@ -18,11 +18,17 @@ along with this program. If not, see <http://www.gnu.org/licenses/>.
package gplx.dbs.engines.sqlite; import gplx.*; import gplx.dbs.*; import gplx.dbs.engines.*;
import gplx.dbs.qrys.*;
import gplx.dbs.metas.*; import gplx.dbs.metas.parsers.*;
public class Sqlite_schema_mgr {
private final Db_engine engine; private boolean init = true;
private final Dbmeta_idx_mgr idx_mgr = new Dbmeta_idx_mgr();
private final Dbmeta_tbl_mgr tbl_mgr = new Dbmeta_tbl_mgr();
public Sqlite_schema_mgr(Db_engine engine) {this.engine = engine;}
public class Sqlite_schema_mgr implements Dbmeta_reload_cmd {
private final Db_engine engine; private boolean init = true;
private final Dbmeta_idx_mgr idx_mgr = new Dbmeta_idx_mgr();
public Sqlite_schema_mgr(Db_engine engine) {
this.engine = engine;
this.tbl_mgr = new Dbmeta_tbl_mgr(this);
}
public Dbmeta_tbl_mgr Tbl_mgr() {
if (init) Init(engine);
return tbl_mgr;
} private final Dbmeta_tbl_mgr tbl_mgr;
public boolean Tbl_exists(String name) {
if (init) Init(engine);
return tbl_mgr.Has(name);
@@ -32,19 +38,22 @@ public class Sqlite_schema_mgr {
Dbmeta_tbl_itm tbl_itm = tbl_mgr.Get_by(tbl);
return tbl_itm == null ? false : tbl_itm.Flds().Has(fld);
}
public Dbmeta_tbl_mgr Tbl_load_all() {
public boolean Idx_exists(String idx) {
if (init) Init(engine);
return idx_mgr.Has(idx);
}
public void Load_all() {
Init(engine);
return tbl_mgr;
}
private void Init(Db_engine engine) {
init = false;
Gfo_usr_dlg_.Instance.Log_many("", "", "db.schema.load.bgn: conn=~{0}", engine.Conn_info().Db_api());
tbl_mgr.Clear(); idx_mgr.Clear();
Dbmeta_parser__tbl tbl_parser = new Dbmeta_parser__tbl();
Dbmeta_parser__idx idx_parser = new Dbmeta_parser__idx();
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 = engine.New_stmt_prep(qry).Exec_select__rls_auto();
Db_rdr rdr = engine.Stmt_by_qry(qry).Exec_select__rls_auto();
try {
Gfo_usr_dlg_.Instance.Log_many("", "", "db.schema.load.bgn: conn=~{0}", engine.Conn_info().Db_api());
while (rdr.Move_next()) {
String type_str = rdr.Read_str("type");
String name = rdr.Read_str("name");
@@ -65,6 +74,5 @@ public class Sqlite_schema_mgr {
}
}
} finally {rdr.Rls();}
Gfo_usr_dlg_.Instance.Log_many("", "", "db.schema.load.end");
}
}

4
140_dbs/src/gplx/dbs/engines/sqlite/Sqlite_txn_mgr.java
View File

@@ -18,8 +18,8 @@ along with this program. If not, see <http://www.gnu.org/licenses/>.
package gplx.dbs.engines.sqlite; import gplx.*; import gplx.dbs.*; import gplx.dbs.engines.*;
import gplx.dbs.qrys.*;
public class Sqlite_txn_mgr {
private final List_adp txn_list = List_adp_.new_();
public Sqlite_txn_mgr(Db_engine engine) {this.engine = engine;} private final Db_engine engine;
private final List_adp txn_list = List_adp_.new_();
public Sqlite_txn_mgr(Db_engine engine) {this.engine = engine;} private final Db_engine engine;
private boolean pragma_needed = Bool_.Y, txn_started = Bool_.N; // NOTE: txns only support 1 level; SQLite fails when nesting transactions; DATE:2015-03-11
public void Txn_bgn(String name) {
if (String_.Len_eq_0(name)) name = "unnamed";

37
140_dbs/src/gplx/dbs/engines/tdbs/TdbEngine.java
View File

@@ -16,12 +16,13 @@ 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.engines.tdbs; import gplx.*; import gplx.dbs.*; import gplx.dbs.engines.*;
import gplx.core.stores.*; import gplx.dbs.metas.*;
import gplx.dbs.qrys.*; import gplx.dbs.sqls.*;
import gplx.core.stores.*; import gplx.dbs.metas.*; import gplx.dbs.conn_props.*; import gplx.dbs.qrys.*; import gplx.dbs.sqls.*; import gplx.dbs.qrys.bats.*;
public class TdbEngine implements Db_engine {
public String Tid() {return Tdb_conn_info.Tid_const;}
public Db_conn_info Conn_info() {return conn_info;} private Db_conn_info conn_info;
public Sql_qry_wtr Sql_wtr() {return sql_wtr;} private final Sql_qry_wtr sql_wtr = Sql_qry_wtr_.Basic;
public Db_conn_info Conn_info() {return conn_info;} private Db_conn_info conn_info;
public Db_conn_props_mgr Props() {return props;} private final Db_conn_props_mgr props = new Db_conn_props_mgr();
public Db_batch_mgr Batch_mgr() {return batch_mgr;} private final Db_batch_mgr batch_mgr = new Db_batch_mgr();
public Sql_qry_wtr Sql_wtr() {return sql_wtr;} private final Sql_qry_wtr sql_wtr = Sql_qry_wtr_.Basic;
public TdbDatabase Db() {return db;} TdbDatabase db;
public void Conn_open() {
Tdb_conn_info tdb_url = (Tdb_conn_info)conn_info;
@@ -43,10 +44,10 @@ public class TdbEngine implements Db_engine {
Db_qryWkr wkr = (Db_qryWkr)wkrs.Get_by_or_fail(qry.Tid());
return wkr.Exec(this, qry);
}
public Db_stmt New_stmt_prep(Db_qry qry) {return new Db_stmt_sql().Parse(qry, Sql_qry_wtr_.Basic.To_sql_str(qry, true));}
public Object New_stmt_prep_as_obj(String sql) {throw Err_.new_unimplemented();}
public Db_rdr New_rdr__rls_manual(Object rdr_obj, String sql) {return Db_rdr_.Empty;}
public Db_rdr New_rdr__rls_auto(Db_stmt stmt, Object rdr_obj, String sql) {return Db_rdr_.Empty;}
public Db_stmt Stmt_by_qry(Db_qry qry) {return new Db_stmt_sql().Parse(qry, Sql_qry_wtr_.Basic.To_sql_str(qry, true));}
public Object Stmt_by_sql(String sql) {throw Err_.new_unimplemented();}
public Db_rdr Exec_as_rdr__rls_manual(Object rdr_obj, String sql) {return Db_rdr_.Empty;}
public Db_rdr Exec_as_rdr__rls_auto(Db_stmt stmt, Object rdr_obj, String sql) {return Db_rdr_.Empty;}
public DataRdr New_rdr(java.sql.ResultSet rdr, String sql) {return DataRdr_.Null;}
public TdbTable FetchTbl(String name) {
TdbTable tbl = db.Tables().Get_by_or_fail(name);
@@ -59,20 +60,20 @@ public class TdbEngine implements Db_engine {
public void FlushTbl(TdbTable tbl) {
saveMgr.SaveFile(db, tbl.File());
}
public void Ddl_create_tbl(Dbmeta_tbl_itm meta) {throw Err_.new_unimplemented();}
public void Ddl_create_idx(Gfo_usr_dlg usr_dlg, Dbmeta_idx_itm... ary) {throw Err_.new_unimplemented();}
public void Ddl_append_fld(String tbl, Dbmeta_fld_itm fld) {throw Err_.new_unimplemented();}
public void Ddl_delete_tbl(String tbl) {}
public void Meta_tbl_create(Dbmeta_tbl_itm meta) {throw Err_.new_unimplemented();}
public void Meta_idx_create(Gfo_usr_dlg usr_dlg, Dbmeta_idx_itm... ary) {throw Err_.new_unimplemented();}
public void Meta_fld_append(String tbl, Dbmeta_fld_itm fld) {throw Err_.new_unimplemented();}
public void Meta_tbl_delete(String tbl) {}
public boolean Meta_tbl_exists(String name) {return false;}
public boolean Meta_fld_exists(String tbl, String fld) {return false;}
public boolean Meta_idx_exists(String idx) {return false;}
public void Env_db_attach(String alias, Db_conn conn) {}
public void Env_db_attach(String alias, Io_url db_url) {}
public void Env_db_detach(String alias) {}
public void Meta_reload() {}
public boolean Meta_tbl_exists(String name) {return false;}
public boolean Meta_fld_exists(String tbl, String fld) {return false;}
public Dbmeta_tbl_mgr Meta_tbl_load_all() {return meta_tbl_mgr;} private final Dbmeta_tbl_mgr meta_tbl_mgr = new Dbmeta_tbl_mgr();
public Dbmeta_tbl_mgr Meta_mgr() {return meta_mgr;} private final Dbmeta_tbl_mgr meta_mgr = new Dbmeta_tbl_mgr(Dbmeta_reload_cmd_.Noop);
Hash_adp wkrs = Hash_adp_.new_(); TdbDbLoadMgr loadMgr = TdbDbLoadMgr.new_(); TdbDbSaveMgr saveMgr = TdbDbSaveMgr.new_();
public static final TdbEngine Instance = new TdbEngine();
public static final TdbEngine Instance = new TdbEngine();
void CtorTdbEngine(Db_conn_info conn_info) {
this.conn_info = conn_info;
wkrs.Add(Db_qry_.Tid_select, TdbSelectWkr.Instance);
@@ -88,7 +89,7 @@ interface Db_qryWkr {
Object Exec(Db_engine engine, Db_qry cmd);
}
class Db_qryWkr_ {
public static final Db_qryWkr Null = new Db_qryWrk_null();
public static final Db_qryWkr Null = new Db_qryWrk_null();
}
class Db_qryWrk_null implements Db_qryWkr {
public Object Exec(Db_engine engine, Db_qry cmd) {return null;}