Control Flow Example : Spring Aspect « Spring « Java

Control Flow Example

Pro Spring
By Rob Harrop
Jan Machacek
ISBN: 1-59059-461-4
Publisher: Apress

public class TestBean {

    public void foo() {

import java.lang.reflect.Method;

import org.springframework.aop.MethodBeforeAdvice;

public class SimpleBeforeAdvice implements MethodBeforeAdvice {

    public void before(Method method, Object[] args, Object target)
            throws Throwable {
        System.out.println("Before method: " + method);


import org.springframework.aop.Advisor;
import org.springframework.aop.Pointcut;
import org.springframework.aop.framework.ProxyFactory;

public class ControlFlowExample {

    public static void main(String[] args) {
        ControlFlowExample ex = new ControlFlowExample();;

    public void run() {
        TestBean target = new TestBean();

        // create advisor
        Pointcut pc = new ControlFlowPointcut(ControlFlowExample.class, "test");
        Advisor advisor = new DefaultPointcutAdvisor(pc,
                new SimpleBeforeAdvice());

        // create proxy
        ProxyFactory pf = new ProxyFactory();

        TestBean proxy = (TestBean) pf.getProxy();

        System.out.println("Trying normal invoke");;
        System.out.println("Trying under ControlFlowExample.test()");

    private void test(TestBean bean) {;


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