com.thoughtworks.proxy.toys.decorate
Class DecoratingInvoker<T>

java.lang.Object
  com.thoughtworks.proxy.toys.decorate.DecoratingInvoker<T>

All Implemented Interfaces:

Invoker, Serializable

public class DecoratingInvoker<T>
extends Object
implements Invoker

Invoker implementation for the decorating proxy. The implementation may decorate an object or another Invoker.

Since:

0.1

Author:

Dan North, Aslak Hellesøy, Jörg Schaible

See Also:

Serialized Form

Constructor Summary

DecoratingInvoker(Invoker decorated, Decorator<T> decorator)
Construct a DecoratingInvoker decorating another Invoker.

DecoratingInvoker(Object delegate, Decorator<T> decorator)
Construct a DecoratingInvoker decorating another object.

Method Summary

Object

invoke(Object proxy, Method method, Object[] args) Invocation of a method of the proxied object.

Methods inherited from class java.lang.Object

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

Constructor Detail

DecoratingInvoker

public DecoratingInvoker(Invoker decorated,
                         Decorator<T> decorator)

Construct a DecoratingInvoker decorating another Invoker.

Parameters:

decorated - the decorated Invoker.

decorator - the decorating instance.

Since:

1.0

DecoratingInvoker

public DecoratingInvoker(Object delegate,
                         Decorator<T> decorator)

Construct a DecoratingInvoker decorating another object.

Parameters:

delegate - the decorated object.

decorator - the decorating instance.

Since:

1.0

Method Detail

invoke

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

Description copied from interface: Invoker

Invocation of a method of the proxied object.

Specified by:

invoke in interface Invoker

Parameters:

proxy - the proxy instance.

method - the method to invoke.

args - the arguments of the method.

Returns:

the result of the invoked method.

Throws:

Throwable - if the invoked method has thrown.