com.mchange.v2.c3p0.test.TestRefSerStuff Maven / Gradle / Ivy
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/*
* Distributed as part of c3p0 v.0.9.1.1
*
* Copyright (C) 2005 Machinery For Change, Inc.
*
* Author: Steve Waldman
*
* This library is free software; you can redistribute it and/or modify
* it under the terms of the GNU Lesser General Public License version 2.1, as
* published by the Free Software Foundation.
*
* This software 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 Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public License
* along with this software; see the file LICENSE. If not, write to the
* Free Software Foundation, Inc., 59 Temple Place, Suite 330,
* Boston, MA 02111-1307, USA.
*/
package com.mchange.v2.c3p0.test;
import java.sql.*;
import javax.sql.*;
import com.mchange.v2.c3p0.*;
import com.mchange.v1.db.sql.*;
import javax.naming.Reference;
import javax.naming.Referenceable;
import com.mchange.v2.naming.ReferenceableUtils;
import com.mchange.v2.ser.SerializableUtils;
import com.mchange.v2.c3p0.DriverManagerDataSource;
import com.mchange.v2.c3p0.PoolBackedDataSource;
public final class TestRefSerStuff
{
static void create(DataSource ds) throws SQLException
{
Connection con = null;
Statement stmt = null;
try
{
con = ds.getConnection();
stmt = con.createStatement();
stmt.executeUpdate("CREATE TABLE TRSS_TABLE ( a_col VARCHAR(16) )");
}
finally
{
StatementUtils.attemptClose( stmt );
ConnectionUtils.attemptClose( con );
}
}
static void drop(DataSource ds) throws SQLException
{
Connection con = null;
Statement stmt = null;
try
{
con = ds.getConnection();
stmt = con.createStatement();
stmt.executeUpdate("DROP TABLE TRSS_TABLE");
}
finally
{
StatementUtils.attemptClose( stmt );
ConnectionUtils.attemptClose( con );
}
}
static void doSomething(DataSource ds) throws SQLException
{
Connection con = null;
Statement stmt = null;
try
{
con = ds.getConnection();
stmt = con.createStatement();
int i = stmt.executeUpdate("INSERT INTO TRSS_TABLE VALUES ('" +
System.currentTimeMillis() + "')");
if (i != 1)
throw new SQLException("Insert failed somehow strange!");
}
finally
{
StatementUtils.attemptClose( stmt );
ConnectionUtils.attemptClose( con );
}
}
/*
private static void usage()
{
System.err.println("java " +
"-Djdbc.drivers= " +
TestRefSerStuff.class.getName() +
" [ ]" );
System.exit(-1);
}
*/
static void doTest(DataSource checkMe) throws Exception
{
doSomething( checkMe );
System.err.println("\tcreated: " + checkMe);
DataSource afterSer = (DataSource) SerializableUtils.testSerializeDeserialize( checkMe );
doSomething( afterSer );
System.err.println("\tafter ser: " + afterSer );
Reference ref = ((Referenceable) checkMe).getReference();
// System.err.println("ref: " + ref);
// System.err.println("Factory Class: " + ref.getFactoryClassName());
DataSource afterRef = (DataSource) ReferenceableUtils.referenceToObject( ref,
null,
null,
null );
// System.err.println("afterRef data source: " + afterRef);
doSomething( afterRef );
System.err.println("\tafter ref: " + afterRef );
}
public static void main( String[] argv )
{
if (argv.length > 0)
{
System.err.println( TestRefSerStuff.class.getName() +
" now requires no args. Please set everything in standard c3p0 config files.");
return;
}
/*
String jdbcUrl = null;
String username = null;
String password = null;
if (argv.length == 3)
{
jdbcUrl = argv[0];
username = argv[1];
password = argv[2];
}
else if (argv.length == 1)
{
jdbcUrl = argv[0];
username = null;
password = null;
}
else
usage();
if (! jdbcUrl.startsWith("jdbc:") )
usage();
*/
try
{
DriverManagerDataSource dmds = new DriverManagerDataSource();
//dmds.setJdbcUrl( jdbcUrl );
//dmds.setUser( username );
//dmds.setPassword( password );
try { drop( dmds ); }
catch (Exception e)
{ /* Ignore */ }
create( dmds );
System.err.println("DriverManagerDataSource:");
doTest( dmds );
WrapperConnectionPoolDataSource wcpds = new WrapperConnectionPoolDataSource();
wcpds.setNestedDataSource( dmds );
PoolBackedDataSource pbds = new PoolBackedDataSource();
pbds.setConnectionPoolDataSource( wcpds );
System.err.println("PoolBackedDataSource:");
doTest( pbds );
ComboPooledDataSource cpds = new ComboPooledDataSource();
doTest( cpds );
}
catch ( Exception e )
{ e.printStackTrace(); }
}
}