com.mchange.v2.c3p0.PoolBackedDataSourceFactory 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;
import java.sql.SQLException;
import javax.sql.DataSource;
import com.mchange.v2.sql.SqlUtils;
/**
* A class offering Factory methods for creating DataSources backed
* by Connection and Statement Pools.
*
* @deprecated Use the new factories in {@link com.mchange.v2.c3p0.DataSources}. See examples.
*
*/
public final class PoolBackedDataSourceFactory
{
/**
* Creates a pool-backed DataSource that implements Referenceable
* for binding to JNDI name services. For this to work,
* unpooledDataSource must also implement Referenceable.
*
* @param unpooledDataSource an unpooledDataSource to use as the
* primary source for connections.
* @param minPoolSize the minimum (and starting) number of Connections
* that should be held in the pool.
* @param maxPoolSize the maximum number of Connections
* that should be held in the pool.
* @param acquireIncrement the number of Connections that should be
* acquired at a time when the pool runs out of Connections
* @param maxIdleTime the maximum number of seconds a Connection should be
* allowed to remain idle before it is expired from the pool.
* A value of 0 means Connections never expire.
* @param maxStatements the maximum number of PreparedStatements that should
* be cached by this pool. A value of 0 means that Statement caching
* should be disabled.
* @param factoryLocation a codebase url where JNDI clients can find the
* c3p0 libraries. Use null if clients will be expected to have the
* libraries available locally.
*
* @deprecated all implementations are now both Referenceable and Serializable.
* use create()
*/
public static DataSource createReferenceable( DataSource unpooledDataSource,
int minPoolSize,
int maxPoolSize,
int acquireIncrement,
int maxIdleTime,
int maxStatements,
String factoryLocation ) throws SQLException
{
try
{
WrapperConnectionPoolDataSource cpds = new WrapperConnectionPoolDataSource();
cpds.setNestedDataSource(unpooledDataSource);
cpds.setMinPoolSize( minPoolSize );
cpds.setMaxPoolSize( maxPoolSize );
cpds.setAcquireIncrement( acquireIncrement );
cpds.setMaxIdleTime( maxIdleTime );
cpds.setMaxStatements( maxStatements );
cpds.setFactoryClassLocation( factoryLocation );
PoolBackedDataSource out = new PoolBackedDataSource();
out.setConnectionPoolDataSource( cpds );
return out;
}
catch (Exception e)
{ throw SqlUtils.toSQLException( e ); }
}
/**
* Creates a pool-backed DataSource that uses default pool parameters and
* implements Referenceable
* for binding to JNDI name services. For this to work,
* unpooledDataSource must also implement Referenceable.
*
* @param unpooledDataSource an unpooledDataSource to use as the
* primary source for connections.
* @param factoryLocation a codebase url where JNDI clients can find the
* c3p0 libraries. Use null if clients will be expected to have the
* libraries available locally.
*
* @deprecated all implementations are now both Referenceable and Serializable.
* use create()
*/
public static DataSource createReferenceable( DataSource unpooledDataSource,
String factoryLocation )
throws SQLException
{
try
{
WrapperConnectionPoolDataSource cpds = new WrapperConnectionPoolDataSource();
cpds.setNestedDataSource(unpooledDataSource);
cpds.setFactoryClassLocation( factoryLocation );
PoolBackedDataSource out = new PoolBackedDataSource();
out.setConnectionPoolDataSource( cpds );
return out;
}
catch (Exception e)
{ throw SqlUtils.toSQLException( e ); }
}
/**
* Creates a pool-backed DataSource that implements Referenceable.
*
* @param jdbcDriverClass a jdbc driver class that can resolve jdbcUrl.
* @param jdbcUrl the jdbcUrl of the RDBMS that Connections should be made to.
* @param user a username (may be null) for authentication to the RDBMS
* @param password a password (may be null) for authentication to the RDBMS
* @param minPoolSize the minimum (and starting) number of Connections
* that should be held in the pool.
* @param maxPoolSize the maximum number of Connections
* that should be held in the pool.
* @param acquireIncrement the number of Connections that should be
* acquired at a time when the pool runs out of Connections
* @param maxIdleTime the maximum number of seconds a Connection should be
* allowed to remain idle before it is expired from the pool.
* A value of 0 means Connections never expire.
* @param maxStatements the maximum number of PreparedStatements that should
* be cached by this pool. A value of 0 means that Statement caching
* should be disabled.
* @param factoryLocation a codebase url where JNDI clients can find the
* c3p0 libraries. Use null if clients will be expected to have the
* libraries available locally.
*
* @deprecated all implementations are now both Referenceable and Serializable.
* use create()
*/
public static DataSource createReferenceable(String jdbcDriverClass,
String jdbcUrl,
String user,
String password,
int minPoolSize,
int maxPoolSize,
int acquireIncrement,
int maxIdleTime,
int maxStatements,
String factoryLocation ) throws SQLException
{
DataSource nested = DriverManagerDataSourceFactory.create( jdbcDriverClass,
jdbcUrl,
user,
password );
return createReferenceable( nested,
minPoolSize,
maxPoolSize,
acquireIncrement,
maxIdleTime,
maxStatements,
factoryLocation );
}
/**
* Creates a pool-backed DataSource that implements Referenceable and uses
* default pooling parameters.
*
* @param jdbcDriverClass a jdbc driver class that can resolve jdbcUrl.
* @param jdbcUrl the jdbcUrl of the RDBMS that Connections should be made to.
* @param user a username (may be null) for authentication to the RDBMS
* @param password a password (may be null) for authentication to the RDBMS
* @param factoryLocation a codebase url where JNDI clients can find the
* c3p0 libraries. Use null if clients will be expected to have the
* libraries available locally.
*
* @deprecated all implementations are now both Referenceable and Serializable.
* use create()
*/
public static DataSource createReferenceable(String jdbcDriverClass,
String jdbcUrl,
String user,
String password,
String factoryLocation )
throws SQLException
{
DataSource nested = DriverManagerDataSourceFactory.create( jdbcDriverClass,
jdbcUrl,
user,
password );
return createReferenceable( nested,
factoryLocation );
}
/**
* Creates a pool-backed DataSource that implements Serializable
* for binding to JNDI name services. For this to work,
* unpooledDataSource must also implement Serializable.
*
* @param unpooledDataSource an unpooledDataSource to use as the
* primary source for connections.
* @param minPoolSize the minimum (and starting) number of Connections
* that should be held in the pool.
* @param maxPoolSize the maximum number of Connections
* that should be held in the pool.
* @param acquireIncrement the number of Connections that should be
* acquired at a time when the pool runs out of Connections
* @param maxIdleTime the maximum number of seconds a Connection should be
* allowed to remain idle before it is expired from the pool.
* A value of 0 means Connections never expire.
* @param maxStatements the maximum number of PreparedStatements that should
* be cached by this pool. A value of 0 means that Statement caching
* should be disabled.
*
* @deprecated all implementations are now both Referenceable and Serializable.
* use create()
*/
public static DataSource createSerializable( DataSource unpooledDataSource,
int minPoolSize,
int maxPoolSize,
int acquireIncrement,
int maxIdleTime,
int maxStatements)
throws SQLException
{
try
{
WrapperConnectionPoolDataSource cpds = new WrapperConnectionPoolDataSource();
cpds.setNestedDataSource(unpooledDataSource);
cpds.setMinPoolSize( minPoolSize );
cpds.setMaxPoolSize( maxPoolSize );
cpds.setAcquireIncrement( acquireIncrement );
cpds.setMaxIdleTime( maxIdleTime );
cpds.setMaxStatements( maxStatements );
PoolBackedDataSource out = new PoolBackedDataSource();
out.setConnectionPoolDataSource( cpds );
return out;
}
catch (Exception e)
{ throw SqlUtils.toSQLException( e ); }
}
/**
* Creates a pool-backed DataSource that uses default pool parameters and
* implements Serializable
* for binding to JNDI name services. For this to work,
* unpooledDataSource must also implement Serializable.
*
* @param unpooledDataSource an unpooledDataSource to use as the
* primary source for connections.
*
* @deprecated all implementations are now both Referenceable and Serializable.
* use create()
*/
public static DataSource createSerializable( DataSource unpooledDataSource ) throws SQLException
{
try
{
WrapperConnectionPoolDataSource cpds = new WrapperConnectionPoolDataSource();
cpds.setNestedDataSource(unpooledDataSource);
PoolBackedDataSource out = new PoolBackedDataSource();
out.setConnectionPoolDataSource( cpds );
return out;
}
catch (Exception e)
{ throw SqlUtils.toSQLException( e ); }
}
/**
* Creates a pool-backed DataSource that implements Serializable.
*
* @param jdbcDriverClass a jdbc driver class that can resolve jdbcUrl.
* @param jdbcUrl the jdbcUrl of the RDBMS that Connections should be made to.
* @param user a username (may be null) for authentication to the RDBMS
* @param password a password (may be null) for authentication to the RDBMS
* @param minPoolSize the minimum (and starting) number of Connections
* that should be held in the pool.
* @param maxPoolSize the maximum number of Connections
* that should be held in the pool.
* @param acquireIncrement the number of Connections that should be
* acquired at a time when the pool runs out of Connections
* @param maxIdleTime the maximum number of seconds a Connection should be
* allowed to remain idle before it is expired from the pool.
* A value of 0 means Connections never expire.
* @param maxStatements the maximum number of PreparedStatements that should
* be cached by this pool. A value of 0 means that Statement caching
* should be disabled.
*
* @deprecated all implementations are now both Referenceable and Serializable.
* use create()
*/
public static DataSource createSerializable( String jdbcDriverClass,
String jdbcUrl,
String user,
String password,
int minPoolSize,
int maxPoolSize,
int acquireIncrement,
int maxIdleTime,
int maxStatements)
throws SQLException
{
DataSource nested = DriverManagerDataSourceFactory.create( jdbcDriverClass,
jdbcUrl,
user,
password );
return createSerializable( nested,
minPoolSize,
maxPoolSize,
acquireIncrement,
maxIdleTime,
maxStatements);
}
/**
* Creates a pool-backed DataSource that implements Serializable and uses
* default pooling parameters.
*
* @param jdbcDriverClass a jdbc driver class that can resolve jdbcUrl.
* @param jdbcUrl the jdbcUrl of the RDBMS that Connections should be made to.
* @param user a username (may be null) for authentication to the RDBMS
* @param password a password (may be null) for authentication to the RDBMS
*
* @deprecated all implementations are now both Referenceable and Serializable.
* use create()
*/
public static DataSource createSerializable( String jdbcDriverClass,
String jdbcUrl,
String user,
String password)
throws SQLException
{
DataSource nested = DriverManagerDataSourceFactory.create( jdbcDriverClass,
jdbcUrl,
user,
password );
return createSerializable( nested );
}
/**
* Creates a pool-backed DataSource using unpooledDataSource
* as its source for Connections. Not necessarily suitable for JNDI binding.
*
* @param unpooledDataSource an unpooledDataSource to use as the
* primary source for connections.
* @param minPoolSize the minimum (and starting) number of Connections
* that should be held in the pool.
* @param maxPoolSize the maximum number of Connections
* that should be held in the pool.
* @param acquireIncrement the number of Connections that should be
* acquired at a time when the pool runs out of Connections
* @param maxIdleTime the maximum number of seconds a Connection should be
* allowed to remain idle before it is expired from the pool.
* A value of 0 means Connections never expire.
* @param maxStatements the maximum number of PreparedStatements that should
* be cached by this pool. A value of 0 means that Statement caching
* should be disabled.
* @param factoryLocation a codebase url where JNDI clients can find the
* c3p0 libraries. Use null if clients will be expected to have the
* libraries available locally. Used only if the JNDI service prefers
* References to Serialized Objects when Objects are bound.
*/
public static DataSource create( DataSource unpooledDataSource,
int minPoolSize,
int maxPoolSize,
int acquireIncrement,
int maxIdleTime,
int maxStatements,
String factoryLocation) throws SQLException
{
return createReferenceable( unpooledDataSource,
minPoolSize,
maxPoolSize,
acquireIncrement,
maxIdleTime,
maxStatements,
factoryLocation );
}
/**
* Creates a pool-backed DataSource using unpooledDataSource
* as its source for Connections. Not necessarily suitable for JNDI binding.
*
* @param unpooledDataSource an unpooledDataSource to use as the
* primary source for connections.
* @param minPoolSize the minimum (and starting) number of Connections
* that should be held in the pool.
* @param maxPoolSize the maximum number of Connections
* that should be held in the pool.
* @param acquireIncrement the number of Connections that should be
* acquired at a time when the pool runs out of Connections
* @param maxIdleTime the maximum number of seconds a Connection should be
* allowed to remain idle before it is expired from the pool.
* A value of 0 means Connections never expire.
* @param maxStatements the maximum number of PreparedStatements that should
* be cached by this pool. A value of 0 means that Statement caching
* should be disabled.
*/
public static DataSource create( DataSource unpooledDataSource,
int minPoolSize,
int maxPoolSize,
int acquireIncrement,
int maxIdleTime,
int maxStatements ) throws SQLException
{
return createReferenceable( unpooledDataSource,
minPoolSize,
maxPoolSize,
acquireIncrement,
maxIdleTime,
maxStatements,
null );
}
/**
* Creates a pool-backed DataSource using unpooledDataSource
* as its source for Connections and default values for pool params.
*
* @param unpooledDataSource an unpooledDataSource to use as the
* primary source for connections.
*/
public static DataSource create( DataSource unpooledDataSource ) throws SQLException
{ return createSerializable( unpooledDataSource ); }
/**
* Creates a pool-backed DataSource.
*
* @param jdbcDriverClass a jdbc driver class that can resolve jdbcUrl.
* @param jdbcUrl the jdbcUrl of the RDBMS that Connections should be made to.
* @param user a username (may be null) for authentication to the RDBMS
* @param password a password (may be null) for authentication to the RDBMS
* @param minPoolSize the minimum (and starting) number of Connections
* that should be held in the pool.
* @param maxPoolSize the maximum number of Connections
* that should be held in the pool.
* @param acquireIncrement the number of Connections that should be
* acquired at a time when the pool runs out of Connections
* @param maxIdleTime the maximum number of seconds a Connection should be
* allowed to remain idle before it is expired from the pool.
* A value of 0 means Connections never expire.
* @param maxStatements the maximum number of PreparedStatements that should
* be cached by this pool. A value of 0 means that Statement caching
* should be disabled.
* @param factoryLocation a codebase url where JNDI clients can find the
* c3p0 libraries. Use null if clients will be expected to have the
* libraries available locally. Used only if the JNDI service prefers
* References to Serialized Objects when Objects are bound.
*/
public static DataSource create( String jdbcDriverClass,
String jdbcUrl,
String user,
String password,
int minPoolSize,
int maxPoolSize,
int acquireIncrement,
int maxIdleTime,
int maxStatements,
String factoryLocation )
throws SQLException
{
return createReferenceable( jdbcDriverClass,
jdbcUrl,
user,
password,
minPoolSize,
maxPoolSize,
acquireIncrement,
maxIdleTime,
maxStatements,
factoryLocation );
}
/**
* Creates a pool-backed DataSource.
*
* @param jdbcDriverClass a jdbc driver class that can resolve jdbcUrl.
* @param jdbcUrl the jdbcUrl of the RDBMS that Connections should be made to.
* @param user a username (may be null) for authentication to the RDBMS
* @param password a password (may be null) for authentication to the RDBMS
* @param minPoolSize the minimum (and starting) number of Connections
* that should be held in the pool.
* @param maxPoolSize the maximum number of Connections
* that should be held in the pool.
* @param acquireIncrement the number of Connections that should be
* acquired at a time when the pool runs out of Connections
* @param maxIdleTime the maximum number of seconds a Connection should be
* allowed to remain idle before it is expired from the pool.
* A value of 0 means Connections never expire.
* @param maxStatements the maximum number of PreparedStatements that should
* be cached by this pool. A value of 0 means that Statement caching
* should be disabled.
*/
public static DataSource create( String jdbcDriverClass,
String jdbcUrl,
String user,
String password,
int minPoolSize,
int maxPoolSize,
int acquireIncrement,
int maxIdleTime,
int maxStatements )
throws SQLException
{
return createReferenceable( jdbcDriverClass,
jdbcUrl,
user,
password,
minPoolSize,
maxPoolSize,
acquireIncrement,
maxIdleTime,
maxStatements,
null );
}
/**
* Creates a pool-backed DataSource.
*
* Warning: If you use this method, you must make sure a JDBC driver
* capable of resolving jdbcUrl has been preloaded!
*
* @param jdbcUrl the jdbcUrl of the RDBMS that Connections should be made to.
* @param user a username (may be null) for authentication to the RDBMS
* @param password a password (may be null) for authentication to the RDBMS
* @param minPoolSize the minimum (and starting) number of Connections
* that should be held in the pool.
* @param maxPoolSize the maximum number of Connections
* that should be held in the pool.
* @param acquireIncrement the number of Connections that should be
* acquired at a time when the pool runs out of Connections
* @param maxIdleTime the maximum number of seconds a Connection should be
* allowed to remain idle before it is expired from the pool.
* A value of 0 means Connections never expire.
* @param maxStatements the maximum number of PreparedStatements that should
* be cached by this pool. A value of 0 means that Statement caching
* should be disabled.
* @param factoryLocation a codebase url where JNDI clients can find the
* c3p0 libraries. Use null if clients will be expected to have the
* libraries available locally. Used only if the JNDI service prefers
* References to Serialized Objects when Objects are bound.
*/
public static DataSource create( String jdbcUrl,
String user,
String password,
int minPoolSize,
int maxPoolSize,
int acquireIncrement,
int maxIdleTime,
int maxStatements,
String factoryLocation )
throws SQLException
{
return create( null,
jdbcUrl,
user,
password,
minPoolSize,
maxPoolSize,
acquireIncrement,
maxIdleTime,
maxStatements,
factoryLocation );
}
/**
* Creates a pool-backed DataSource.
*
* Warning: If you use this method, you must make sure a JDBC driver
* capable of resolving jdbcUrl has been preloaded!
*
* @param jdbcUrl the jdbcUrl of the RDBMS that Connections should be made to.
* @param user a username (may be null) for authentication to the RDBMS
* @param password a password (may be null) for authentication to the RDBMS
* @param minPoolSize the minimum (and starting) number of Connections
* that should be held in the pool.
* @param maxPoolSize the maximum number of Connections
* that should be held in the pool.
* @param acquireIncrement the number of Connections that should be
* acquired at a time when the pool runs out of Connections
* @param maxIdleTime the maximum number of seconds a Connection should be
* allowed to remain idle before it is expired from the pool.
* A value of 0 means Connections never expire.
* @param maxStatements the maximum number of PreparedStatements that should
* be cached by this pool. A value of 0 means that Statement caching
* should be disabled.
*/
public static DataSource create( String jdbcUrl,
String user,
String password,
int minPoolSize,
int maxPoolSize,
int acquireIncrement,
int maxIdleTime,
int maxStatements )
throws SQLException
{
return create( null,
jdbcUrl,
user,
password,
minPoolSize,
maxPoolSize,
acquireIncrement,
maxIdleTime,
maxStatements,
null );
}
/**
* Creates a pool-backed DataSource using default values for pool parameters.
* Not necessarily suitable for JNDI binding.
*
* @param jdbcDriverClass a jdbc driver class that can resolve jdbcUrl.
* @param jdbcUrl the jdbcUrl of the RDBMS that Connections should be made to.
* @param user a username (may be null) for authentication to the RDBMS
* @param password a password (may be null) for authentication to the RDBMS
*/
public static DataSource create( String jdbcDriverClass,
String jdbcUrl,
String user,
String password) throws SQLException
{
return createSerializable( jdbcDriverClass,
jdbcUrl,
user,
password );
}
/**
* Creates a pool-backed DataSource using default pool parameters.
*
*
* Warning: If you use this method, you must make sure a JDBC driver
* capable of resolving jdbcUrl has been preloaded!
*
* @param jdbcUrl the jdbcUrl of the RDBMS that Connections should be made to.
* @param user a username (may be null) for authentication to the RDBMS
* @param password a password (may be null) for authentication to the RDBMS
*/
public static DataSource create( String jdbcUrl,
String user,
String password)
throws SQLException
{
return create( null,
jdbcUrl,
user,
password );
}
private PoolBackedDataSourceFactory()
{}
}