com.googlecode.ehcache.annotations.interceptor
Class EhCacheInterceptor

java.lang.Object
  com.googlecode.ehcache.annotations.interceptor.EhCacheInterceptor

All Implemented Interfaces:

org.aopalliance.aop.Advice, org.aopalliance.intercept.Interceptor, org.aopalliance.intercept.MethodInterceptor

public class EhCacheInterceptor
extends java.lang.Object
implements org.aopalliance.intercept.MethodInterceptor

Intercepter that handles invocations on methods annotated with Cacheable or TriggersRemove.

Version:

$Revision: 681 $

Author:

Eric Dalquist

Field Summary

protected org.slf4j.Logger

logger

Constructor Summary

EhCacheInterceptor()

Method Summary

protected void	cacheException(CacheableAttribute cacheableAttribute, org.aopalliance.intercept.MethodInvocation methodInvocation, java.io.Serializable key, java.lang.Throwable t) Checks CacheableAttribute#getExceptionCache(), if not null the exception will be cached.
protected void	checkForCachedException(CacheableAttribute cacheableAttribute, org.aopalliance.intercept.MethodInvocation methodInvocation, java.io.Serializable key) Check if there is a cached exception for the key.
protected java.io.Serializable	generateCacheKey(org.aopalliance.intercept.MethodInvocation methodInvocation, MethodAttribute methodAttribute) Creates a Serializable cache key from the MethodInvocation and configuration attributes.
java.lang.Object	invoke(org.aopalliance.intercept.MethodInvocation methodInvocation)
void	setCacheAttributeSource(CacheAttributeSource cacheableAttributeSource)

Methods inherited from class java.lang.Object

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

Field Detail

logger

protected final org.slf4j.Logger logger

Constructor Detail

EhCacheInterceptor

public EhCacheInterceptor()

Method Detail

setCacheAttributeSource

public void setCacheAttributeSource(CacheAttributeSource cacheableAttributeSource)

invoke

public final java.lang.Object invoke(org.aopalliance.intercept.MethodInvocation methodInvocation)
                              throws java.lang.Throwable

Specified by:

invoke in interface org.aopalliance.intercept.MethodInterceptor

Throws:

java.lang.Throwable

checkForCachedException

protected void checkForCachedException(CacheableAttribute cacheableAttribute,
                                       org.aopalliance.intercept.MethodInvocation methodInvocation,
                                       java.io.Serializable key)
                                throws java.lang.Throwable

Check if there is a cached exception for the key. If there is throw it.

Parameters:

cacheableAttribute - Configuration for the method invocation

key - The cache key for the method invocation

Throws:

java.lang.Throwable - The cached throwable

cacheException

protected void cacheException(CacheableAttribute cacheableAttribute,
                              org.aopalliance.intercept.MethodInvocation methodInvocation,
                              java.io.Serializable key,
                              java.lang.Throwable t)

Checks CacheableAttribute#getExceptionCache(), if not null the exception will be cached.

Parameters:

cacheableAttribute - Configuration for the method invocation

key - Cache key for the invocation

t - The exception to cache

generateCacheKey

protected java.io.Serializable generateCacheKey(org.aopalliance.intercept.MethodInvocation methodInvocation,
                                                MethodAttribute methodAttribute)

Creates a Serializable cache key from the MethodInvocation and configuration attributes.

Parameters:

methodInvocation - Invocation to build the key for

methodAttribute - Configuration for the invoked method

Returns:

Generated cache key, must not return null.