Package com.mchange.v2.c3p0

Examples of com.mchange.v2.c3p0.DriverManagerDataSource


       
  DataSource ds_unpooled = null;
  DataSource ds_pooled   = null;
  try
      {
    ds_unpooled = new DriverManagerDataSource();
    //ds_unpooled = new FreezableDriverManagerDataSource();

       //DataSource ds_unpooled_screwy = C3P0TestUtils.unreliableCommitDataSource( ds_unpooled );
       //ds_pooled = DataSources.pooledDataSource( ds_unpooled_screwy );
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      usage();
  */
 
  try
      {
    DriverManagerDataSource dmds = new DriverManagerDataSource();
    //dmds.setJdbcUrl( jdbcUrl );
    //dmds.setUser( username );
    //dmds.setPassword( password );
    try { drop( dmds ); }
    catch (Exception e)
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//                     0,
//                     100 );

    //ds_unpooled = DataSources.unpooledDataSource(jdbc_url, username, password);
    //ds_pooled = DataSources.pooledDataSource( ds_unpooled );
      ds_unpooled = new DriverManagerDataSource();

       //DataSource ds_unpooled_screwy = C3P0TestUtils.unreliableCommitDataSource( ds_unpooled );
       //ds_pooled = DataSources.pooledDataSource( ds_unpooled_screwy );

//     PoolConfig pc = new PoolConfig();
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      usage();
  */
 
  try
      {
    DriverManagerDataSource dmds = new DriverManagerDataSource();
    //dmds.setJdbcUrl( jdbcUrl );
    //dmds.setUser( username );
    //dmds.setPassword( password );
    try { drop( dmds ); }
    catch (Exception e)
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    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();
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    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 );
      }
  catch ( Exception e )
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    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();
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   public void testGetConnection() throws Exception
   {
      cf = new C3p0ConnectionFactory();
      cf.setConfig(config);
      cf.start();
      PooledDataSource internalDs = (PooledDataSource) cf.getDataSource();

      Connection c1 = cf.getConnection();
      Connection c2 = cf.getConnection();
      assertEquals("There should be two connections checked out", 2, internalDs.getNumBusyConnectionsDefaultUser());

      cf.close(c1);
      Thread.sleep(100);
      assertEquals("There should be one connection checked out", 1, internalDs.getNumBusyConnectionsDefaultUser());

      cf.close(c2);
      Thread.sleep(100);
      assertEquals("There should be no connections checked out", 0, internalDs.getNumBusyConnectionsDefaultUser());
   }
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   public void testGetConnection() throws Exception
   {
      cf = new C3p0ConnectionFactory();
      cf.setConfig(config);
      cf.start();
      PooledDataSource internalDs = (PooledDataSource) cf.getDataSource();

      Connection c1 = cf.getConnection();
      Connection c2 = cf.getConnection();
      assertEquals("There should be two connections checked out", 2, internalDs.getNumBusyConnectionsDefaultUser());

      cf.close(c1);
      Thread.sleep(100);
      assertEquals("There should be one connection checked out", 1, internalDs.getNumBusyConnectionsDefaultUser());

      cf.close(c2);
      Thread.sleep(100);
      assertEquals("There should be no connections checked out", 0, internalDs.getNumBusyConnectionsDefaultUser());
   }
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                    AbstractPoolBackedDataSource apbds = ((AbstractPoolBackedDataSource) pds);
                    apbds.setFactoryClassLocation( val );
                    ConnectionPoolDataSource checkDs1 = apbds.getConnectionPoolDataSource();
                    if (checkDs1 instanceof WrapperConnectionPoolDataSource)
                    {
                        WrapperConnectionPoolDataSource wcheckDs1 = (WrapperConnectionPoolDataSource) checkDs1;
                        wcheckDs1.setFactoryClassLocation( val );
                        DataSource checkDs2 = wcheckDs1.getNestedDataSource();
                        if (checkDs2 instanceof DriverManagerDataSource)
                            ((DriverManagerDataSource) checkDs2).setFactoryClassLocation( val );
                    }
                    return;
                }
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