org.apache.commons.dbutils
Class ProxyFactory

java.lang.Object
  org.apache.commons.dbutils.ProxyFactory

public class ProxyFactory

extends Object

Creates proxy implementations of JDBC interfaces. This avoids incompatibilities between the JDBC 2 and JDBC 3 interfaces. This class is thread safe.

Author:

David Graham

See Also:

Proxy, InvocationHandler

Field Summary

private static Class[]	callableStatementClass Class[] for CallableStatement interface.
private static Class[]	connectionClass Class[] for Connection interface.
private static Class[]	driverClass Class[] for Driver interface.
private static ProxyFactory	instance The Singleton instance of this class.
private static Class[]	metaClass Class[] for ResultSetMetaData interface.
private static Class[]	preparedStatementClass Class[] for PreparedStatement interface.
private static Class[]	resultSetClass Class[] for ResultSet interface.
private static Class[]	statementClass Class[] for Statement interface.

Constructor Summary

protected

ProxyFactory() Protected constructor for ProxyFactory subclasses to use.

Method Summary

CallableStatement	createCallableStatement(InvocationHandler handler) Creates a new proxy CallableStatement object.
Connection	createConnection(InvocationHandler handler) Creates a new proxy Connection object.
Driver	createDriver(InvocationHandler handler) Creates a new proxy Driver object.
PreparedStatement	createPreparedStatement(InvocationHandler handler) Creates a new proxy PreparedStatement object.
ResultSet	createResultSet(InvocationHandler handler) Creates a new proxy ResultSet object.
ResultSetMetaData	createResultSetMetaData(InvocationHandler handler) Creates a new proxy ResultSetMetaData object.
Statement	createStatement(InvocationHandler handler) Creates a new proxy Statement object.
static ProxyFactory	instance() Returns the Singleton instance of this class.

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Field Detail

callableStatementClass

private static final Class[] callableStatementClass

Class[] for CallableStatement interface.

connectionClass

private static final Class[] connectionClass

Class[] for Connection interface.

driverClass

private static final Class[] driverClass

Class[] for Driver interface.

instance

private static final ProxyFactory instance

The Singleton instance of this class.

metaClass

private static final Class[] metaClass

Class[] for ResultSetMetaData interface.

preparedStatementClass

private static final Class[] preparedStatementClass

Class[] for PreparedStatement interface.

resultSetClass

private static final Class[] resultSetClass

Class[] for ResultSet interface.

statementClass

private static final Class[] statementClass

Class[] for Statement interface.

Constructor Detail

ProxyFactory

protected ProxyFactory()

Protected constructor for ProxyFactory subclasses to use.

Method Detail

instance

public static ProxyFactory instance()

Returns the Singleton instance of this class.

createCallableStatement

public CallableStatement createCallableStatement(InvocationHandler handler)

Creates a new proxy CallableStatement object.

Parameters:

handler - The handler that intercepts/overrides method calls.

createConnection

public Connection createConnection(InvocationHandler handler)

Creates a new proxy Connection object.

Parameters:

handler - The handler that intercepts/overrides method calls.

createDriver

public Driver createDriver(InvocationHandler handler)

Creates a new proxy Driver object.

Parameters:

handler - The handler that intercepts/overrides method calls.

createPreparedStatement

public PreparedStatement createPreparedStatement(InvocationHandler handler)

Creates a new proxy PreparedStatement object.

Parameters:

handler - The handler that intercepts/overrides method calls.

createResultSet

public ResultSet createResultSet(InvocationHandler handler)

Creates a new proxy ResultSet object.

Parameters:

handler - The handler that intercepts/overrides method calls.

createResultSetMetaData

public ResultSetMetaData createResultSetMetaData(InvocationHandler handler)

Creates a new proxy ResultSetMetaData object.

Parameters:

handler - The handler that intercepts/overrides method calls.

createStatement

public Statement createStatement(InvocationHandler handler)

Creates a new proxy Statement object.

Parameters:

handler - The handler that intercepts/overrides method calls.