com.jcabi.aspects.aj

Class MethodCacher

java.lang.Object

com.jcabi.aspects.aj.MethodCacher

public final class MethodCacher
extends Object

Cache method results.

It is an AspectJ aspect and you are not supposed to use it directly. It is instantiated by AspectJ runtime framework when your code is annotated with Cacheable annotation.

The class is thread-safe.

Since:

0.8

Version:

$Id: 81af9dfb282bbcda540b9148c81ef09cf1cd0199 $

Author:

Yegor Bugayenko (yegor@tpc2.com)

Nested Class Summary

Nested Classes

Modifier and Type	Class and Description
protected static class	MethodCacher.Key Key of a callable target.
protected static class	MethodCacher.Tunnel Mutable caching/calling tunnel, it is thread-safe.

Constructor Summary

Constructors

Constructor and Description
MethodCacher() Public ctor.

Method Summary

Methods

Modifier and Type	Method and Description
Object	cache(org.aspectj.lang.ProceedingJoinPoint point) Call the method or fetch from cache.
Object	flush(org.aspectj.lang.ProceedingJoinPoint point) Deprecated. Since 0.7.17, and preflush() should be used
void	postflush(org.aspectj.lang.JoinPoint point) Flush cache after method execution.
void	preflush(org.aspectj.lang.JoinPoint point) Flush cache.

Methods inherited from class java.lang.Object

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

Constructor Detail

MethodCacher

public MethodCacher()

Public ctor.

Method Detail

cache

public Object cache(org.aspectj.lang.ProceedingJoinPoint point)
             throws Throwable

Call the method or fetch from cache.

Try NOT to change the signature of this method, in order to keep it backward compatible.

Parameters:

point - Joint point

Returns:

The result of call

Throws:

Throwable - If something goes wrong inside

Suppressed Checkstyle violations:

IllegalThrows (4 lines)

flush

@Deprecated
public Object flush(org.aspectj.lang.ProceedingJoinPoint point)
             throws Throwable

Deprecated. Since 0.7.17, and preflush() should be used

Flush cache.

Parameters:

point - Join point

Returns:

Value of the method

Throws:

Throwable - If something goes wrong inside

Since:

0.7.14

Suppressed Checkstyle violations:

IllegalThrows (3 lines)

preflush

public void preflush(org.aspectj.lang.JoinPoint point)

Flush cache.

Try NOT to change the signature of this method, in order to keep it backward compatible.

Parameters:

point - Joint point

Since:

0.7.14

postflush

public void postflush(org.aspectj.lang.JoinPoint point)

Flush cache after method execution.

Try NOT to change the signature of this method, in order to keep it backward compatible.

Parameters:

point - Joint point

Since:

0.7.18