com.thoughtworks.proxy.toys.decorate

Class DecoratingInvoker<T>

java.lang.Object

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

All Implemented Interfaces:

Invoker, java.io.Serializable

public class DecoratingInvoker<T>
extends java.lang.Object
implements Invoker

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

Since:

0.1

See Also:

Serialized Form

Field Summary

Fields

Modifier and Type	Field and Description
private Invoker	decorated
private Decorator<T>	decorator
private static long	serialVersionUID

Constructor Summary

Constructors

Constructor and Description
DecoratingInvoker(Invoker decorated, Decorator<T> decorator) Construct a DecoratingInvoker decorating another Invoker.
DecoratingInvoker(java.lang.Object delegate, Decorator<T> decorator) Construct a DecoratingInvoker decorating another object.

Method Summary

Modifier and Type	Method and Description
java.lang.Object	invoke(java.lang.Object proxy, java.lang.reflect.Method method, java.lang.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

Field Detail

serialVersionUID

private static final long serialVersionUID

See Also:

Constant Field Values

decorated

private Invoker decorated

decorator

private Decorator<T> decorator

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(java.lang.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 java.lang.Object invoke(java.lang.Object proxy,
                               java.lang.reflect.Method method,
                               java.lang.Object[] args)
                        throws java.lang.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:

java.lang.Throwable - if the invoked method has thrown.