Package 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.

See Also:

Proxy, InvocationHandler

Constructor Summary

Constructors

Modifier	Constructor	Description
protected	ProxyFactory()	Protected constructor for ProxyFactory subclasses to use.

Method Summary

Modifier and Type	Method	Description
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.
<T> T	newProxyInstance(Class<T> type, InvocationHandler handler)	Convenience method to generate a single-interface proxy using the handler's classloader

Methods inherited from class java.lang.Object

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

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.

Returns:

singleton instance

createCallableStatement

public CallableStatement createCallableStatement(InvocationHandler handler)

Creates a new proxy CallableStatement object.

Parameters:

handler - The handler that intercepts/overrides method calls.

Returns:

proxied CallableStatement

createConnection

public Connection createConnection(InvocationHandler handler)

Creates a new proxy Connection object.

Parameters:

handler - The handler that intercepts/overrides method calls.

Returns:

proxied Connection

createDriver

public Driver createDriver(InvocationHandler handler)

Creates a new proxy Driver object.

Parameters:

handler - The handler that intercepts/overrides method calls.

Returns:

proxied Driver

createPreparedStatement

public PreparedStatement createPreparedStatement(InvocationHandler handler)

Creates a new proxy PreparedStatement object.

Parameters:

handler - The handler that intercepts/overrides method calls.

Returns:

proxied PreparedStatement

createResultSet

public ResultSet createResultSet(InvocationHandler handler)

Creates a new proxy ResultSet object.

Parameters:

handler - The handler that intercepts/overrides method calls.

Returns:

proxied ResultSet

createResultSetMetaData

public ResultSetMetaData createResultSetMetaData(InvocationHandler handler)

Creates a new proxy ResultSetMetaData object.

Parameters:

handler - The handler that intercepts/overrides method calls.

Returns:

proxied ResultSetMetaData

createStatement

public Statement createStatement(InvocationHandler handler)

Creates a new proxy Statement object.

Parameters:

handler - The handler that intercepts/overrides method calls.

Returns:

proxied Statement

newProxyInstance

public <T> T newProxyInstance(Class<T> type,
                              InvocationHandler handler)

Convenience method to generate a single-interface proxy using the handler's classloader

Type Parameters:

T - The type of object to proxy

Parameters:

type - The type of object to proxy

handler - The handler that intercepts/overrides method calls.

Returns:

proxied object