org.javasimon.proxy
Class DelegatingProxyFactory<T>

java.lang.Object
  org.javasimon.proxy.DelegatingProxyFactory<T>

Type Parameters:

T - Type of the wrapped class

All Implemented Interfaces:

InvocationHandler, Delegating<T>

Direct Known Subclasses:

ExecutorProxyFactory, StopwatchProxyFactory

public class DelegatingProxyFactory<T>
extends Object
implements InvocationHandler, Delegating<T>

Produces proxy that wrap and existing class using Proxy class. This class is used to do lightweight AOP.

Author:

gerald

Field Summary

private T

delegate Wrapped class and concrete implementation

Constructor Summary

DelegatingProxyFactory(T delegate)
Main constructor

Method Summary

T	getDelegate() Return Wrapped class and concrete implementation.
protected Object	invoke(DelegatingMethodInvocation<T> delegatingMethodInvocation) Method to override in child classes
Object	invoke(Object proxy, Method method, Object[] args)
Object	newProxy(Class<?>... interfaces) Create a proxy using given classloader and interfaces.
<X> X	newProxy(Class<X> interfaces) Create a proxy using given classloader and interfaces
Object	newProxy(ClassLoader classLoader, Class<?>... interfaces) Create a proxy using given classloader and interfaces

Methods inherited from class java.lang.Object

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

Field Detail

delegate

private final T delegate

Wrapped class and concrete implementation

Constructor Detail

DelegatingProxyFactory

public DelegatingProxyFactory(T delegate)

Main constructor

Parameters:

delegate - Wrapped class and concrete implementation

Method Detail

invoke

public final Object invoke(Object proxy,
                           Method method,
                           Object[] args)
                    throws Throwable

Specified by:

invoke in interface InvocationHandler

Throws:

Throwable

invoke

protected Object invoke(DelegatingMethodInvocation<T> delegatingMethodInvocation)
                 throws Throwable

Method to override in child classes

Parameters:

delegatingMethodInvocation - Method invocation (arguments, method name, etc.)

Returns:

Method invocation results

Throws:

Throwable - Method invocation raised exception

getDelegate

public T getDelegate()

Return Wrapped class and concrete implementation.

Specified by:

getDelegate in interface Delegating<T>

Returns:

Wrapped object

newProxy

public Object newProxy(ClassLoader classLoader,
                       Class<?>... interfaces)

Create a proxy using given classloader and interfaces

Parameters:

classLoader - Class loader

interfaces - Interfaces to implement

Returns:

Proxy

newProxy

public Object newProxy(Class<?>... interfaces)

Create a proxy using given classloader and interfaces. Current thread class loaded is used as default classload.

Parameters:

interfaces - Interfaces to implement

Returns:

Proxy

newProxy

public <X> X newProxy(Class<X> interfaces)

Create a proxy using given classloader and interfaces

Parameters:

classLoader - Class loader

interfaces - Interface to implement

Returns:

Proxy