吴裕雄--天生自然轻量级JAVA EE企业应用开发Struts2Sping4Hibernate整合开发学习笔记：Spring_AspectJQs

package org.crazyit.app.aspect;

/**
 * Description:
 * <br/>网站: <a href="http://www.crazyit.org">疯狂Java联盟</a>
 * <br/>Copyright (C), 2001-2016, Yeeku.H.Lee
 * <br/>This program is protected by copyright laws.
 * <br/>Program Name:
 * <br/>Date:
 * @author  Yeeku.H.Lee [email protected]
 * @version  1.0
 */
public aspect TxAspect
{
    //  指定执行Hello.sayHello()方法时执行下面代码块
    Object around():call(* org.crazyit.app.service.*.*(..))
    {
        System.out.println("模拟开启事务...");
        // 回调原来的目标方法
        Object rvt = proceed();
        System.out.println("模拟结束事务...");
        return rvt;
    }
}

package org.crazyit.app.service;

/**
 * Description:
 * <br/>网站: <a href="http://www.crazyit.org">疯狂Java联盟</a>
 * <br/>Copyright (C), 2001-2016, Yeeku.H.Lee
 * <br/>This program is protected by copyright laws.
 * <br/>Program Name:
 * <br/>Date:
 * @author Yeeku.H.Lee [email protected]
 * @version 1.0
 */
public class World
{
    // 定义一个简单方法，模拟应用中的业务逻辑方法
    public void bar()
    {
        System.out.println("执行World组件的bar()方法");
    }
}

package lee;

import org.crazyit.app.service.Hello;
import org.crazyit.app.service.World;
/**
 * Description:
 * <br/>网站: <a href="http://www.crazyit.org">疯狂Java联盟</a>
 * <br/>Copyright (C), 2001-2016, Yeeku.H.Lee
 * <br/>This program is protected by copyright laws.
 * <br/>Program Name:
 * <br/>Date:
 * @author Yeeku.H.Lee [email protected]
 * @version 1.0
 */
public class AspectJTest
{
    public static void main(String[] args)
    {
        Hello hello = new Hello();
        hello.foo();
        hello.addUser("孙悟空" , "7788");
        World world = new World();
        world.bar();
    }
}

package org.crazyit.app.aspect;
/**
 * Description:
 * <br/>网站: <a href="http://www.crazyit.org">疯狂Java联盟</a>
 * <br/>Copyright (C), 2001-2016, Yeeku.H.Lee
 * <br/>This program is protected by copyright laws.
 * <br/>Program Name:
 * <br/>Date:
 * @author  Yeeku.H.Lee [email protected]
 * @version  1.0
 */
public aspect AuthAspect
{
    // 指定在执行org.crazyit.app.service包中任意类的、任意方法之前执行下面代码块
    // 第一个星号表示返回值不限；第二个星号表示类名不限；
    // 第三个星号表示方法名不限；圆括号中..代表任意个数、类型不限的形参
    before(): execution(* org.crazyit.app.service.*.*(..))
    {
        System.out.println("模拟进行权限检查...");
    }
}

package org.crazyit.app.service;

/**
 * Description:
 * <br/>网站: <a href="http://www.crazyit.org">疯狂Java联盟</a>
 * <br/>Copyright (C), 2001-2016, Yeeku.H.Lee
 * <br/>This program is protected by copyright laws.
 * <br/>Program Name:
 * <br/>Date:
 * @author Yeeku.H.Lee [email protected]
 * @version 1.0
 */
public class Hello
{
    // 定义一个简单方法，模拟应用中的业务逻辑方法
    public void foo()
    {
        System.out.println("执行Hello组件的foo()方法");
    }
    // 定义一个addUser()方法，模拟应用中的添加用户的方法
    public int addUser(String name , String pass)
    {
        System.out.println("执行Hello组件的addUser添加用户：" + name);
        return 20;
    }
}

package org.crazyit.app.aspect;
/**
 * Description:
 * <br/>网站: <a href="http://www.crazyit.org">疯狂Java联盟</a>
 * <br/>Copyright (C), 2001-2016, Yeeku.H.Lee
 * <br/>This program is protected by copyright laws.
 * <br/>Program Name:
 * <br/>Date:
 * @author  Yeeku.H.Lee [email protected]
 * @version  1.0
 */
public aspect LogAspect
{
    // 定义一个PointCut，其名为logPointcut，
    // 该Pointcut代表了后面给出的切入点表达式，这样可复用该切入点表达式
    pointcut logPointcut()
        :execution(* org.crazyit.app.service.*.*(..));
    after():logPointcut()
    {
        System.out.println("模拟记录日志...");
    }
}

// Decompiled by Jad v1.5.8e2. Copyright 2001 Pavel Kouznetsov.
// Jad home page: http://kpdus.tripod.com/jad.html
// Decompiler options: packimports(3) fieldsfirst ansi space 
// Source File Name:   TxAspect.javapackage lee;import java.io.PrintStream;
import org.aspectj.lang.NoAspectBoundException;
import org.aspectj.runtime.internal.AroundClosure;
import org.aspectj.runtime.internal.Conversions;public class TxAspect
{    private static Throwable ajc$initFailureCause; /* synthetic field */
    public static final TxAspect ajc$perSingletonInstance; /* synthetic field */    public TxAspect()
    {
    }    public void ajc$around$lee_TxAspect$1$f54fe983(AroundClosure ajc_aroundClosure)
    {
        System.out.println("开始事务...");
        ajc$around$lee_TxAspect$1$f54fe983proceed(ajc_aroundClosure);
        System.out.println("事务结束...");
    }    static void ajc$around$lee_TxAspect$1$f54fe983proceed(TxAspect this)
        throws Throwable
    {
        Conversions.voidValue(this.run(new Object[0]));
    }    public static TxAspect aspectOf()
    {
        if (ajc$perSingletonInstance == null)
            throw new NoAspectBoundException("lee_TxAspect", ajc$initFailureCause);
        else
            return ajc$perSingletonInstance;
    }    public static boolean hasAspect()
    {
        return ajc$perSingletonInstance != null;
    }    private static void ajc$postClinit()
    {
        ajc$perSingletonInstance = new TxAspect();
    }    static 
    {
        try
        {
            ajc$postClinit();
        }
        catch (Throwable throwable)
        {
            ajc$initFailureCause = throwable;
        }
    }
}

// Decompiled by Jad v1.5.8e2. Copyright 2001 Pavel Kouznetsov.
// Jad home page: http://kpdus.tripod.com/jad.html
// Decompiler options: packimports(3) fieldsfirst ansi space 
// Source File Name:   Hello.javapackage lee;import java.io.PrintStream;
import org.aspectj.runtime.internal.AroundClosure;// Referenced classes of package lee:
//            LogAspect, TxAspectpublic class Hello
{    public Hello()
    {
    }    public void sayHello()
    {
        try
        {
            System.out.println("Hello AspectJ!");
        }
        catch (Throwable throwable)
        {
            LogAspect.aspectOf().ajc$after$lee_LogAspect$1$9fd5dd97();
            throw throwable;
        }
        LogAspect.aspectOf().ajc$after$lee_LogAspect$1$9fd5dd97();
    }    public static void main(String args[])
    {
        Hello h = new Hello();
        Hello hello = h;
        sayHello_aroundBody1$advice(hello, TxAspect.aspectOf(), null);
    }    private static final void sayHello_aroundBody0(Hello hello)
    {
        hello.sayHello();
    }    private static final void sayHello_aroundBody1$advice(TxAspect this, AroundClosure ajc_aroundClosure, AroundClosure aroundclosure)
    {
        System.out.println("开始事务...");
        AroundClosure aroundclosure1 = aroundclosure;
        sayHello_aroundBody0(this);
        System.out.println("事务结束...");
    }
}