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

Constructor Summary

Constructors

Constructor and Description
DelegatingProxyFactory(T delegate) Main constructor.

Method Summary

Modifier and Type	Method and Description
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

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 classloader is used as a default.

Parameters:

interfaces - Interfaces to implement

Returns:

Proxy

newProxy

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

Create a proxy using given classloader and interfaces.

Parameters:

interfaces - Interface to implement

Returns:

proxy