org.srplib.reflection

Class ProxyUtils

java.lang.Object

org.srplib.reflection.ProxyUtils

public class ProxyUtils
extends java.lang.Object

Helper class containing static utility methods.

Constructor Summary

Constructors

Constructor and Description
ProxyUtils()

Method Summary

Modifier and Type	Method and Description
static <T> T	emptyInstance(java.lang.Class<T> interfaceClass) Creates an empty implementation of specified interface.
static java.lang.reflect.InvocationHandler	getEmpty() Returns invocation handler which does nothing.

Methods inherited from class java.lang.Object

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

Constructor Detail

ProxyUtils

public ProxyUtils()

Method Detail

getEmpty

public static java.lang.reflect.InvocationHandler getEmpty()

Returns invocation handler which does nothing.

Returns:

EmptyInvocationHandler

See Also:

EmptyInvocationHandler

emptyInstance

public static <T> T emptyInstance(java.lang.Class<T> interfaceClass)

Creates an empty implementation of specified interface. In newly created object all all methods do nothing.

Main use case is easy creation of "null value" objects and free functional code from empty inner classes.

     // usage example
     // MouseListener listener = Utils.emptyInstance(MouseListener.class);
 

Parameters:

interfaceClass - Class an interface to create implementation for

Returns:

an empty implementation