org.apache.axiom.testutils

Class InvocationCounter

java.lang.Object

org.apache.axiom.testutils.InvocationCounter

public class InvocationCounter
extends java.lang.Object

Utility class that counts the number of invocations on one or more objects. It also counts the number of exceptions thrown by these invocations. The class uses dynamic proxies to implement this feature.

This class is thread safe.

Nested Class Summary

Nested Classes

Modifier and Type	Class and Description
private class	InvocationCounter.InvocationHandlerImpl

Field Summary

Fields

Modifier and Type	Field and Description
(package private) java.util.concurrent.atomic.AtomicInteger	exceptionCount
(package private) java.util.concurrent.atomic.AtomicInteger	invocationCount

Constructor Summary

Constructors

Constructor and Description
InvocationCounter()

Method Summary

Modifier and Type	Method and Description
java.lang.Object	createProxy(java.lang.Object target) Create a new proxy.
int	getExceptionCount() Get the number of exceptions counted by this instance.
int	getInvocationCount() Get the number of invocations counted by this instance.
void	reset() Reset all counters to zero.

Methods inherited from class java.lang.Object

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

Field Detail

invocationCount

final java.util.concurrent.atomic.AtomicInteger invocationCount

exceptionCount

final java.util.concurrent.atomic.AtomicInteger exceptionCount

Constructor Detail

InvocationCounter

public InvocationCounter()

Method Detail

createProxy

public java.lang.Object createProxy(java.lang.Object target)

Create a new proxy. Every invocation of a method on this proxy increases the invocation count by one unit. If the invocation results in an exception, then the exception counter is also incremented. The returned proxy implements all interfaces of the target instance.

Parameters:

target - the target instance

Returns:

the proxy instance

getInvocationCount

public int getInvocationCount()

Get the number of invocations counted by this instance.

Returns:

the number of invocations

getExceptionCount

public int getExceptionCount()

Get the number of exceptions counted by this instance.

Returns:

the number of exceptions

reset

public void reset()

Reset all counters to zero.