Source Code : Control Flow Example

Java Is Open Source Programming Language You Can Download From Java and Java Libraries From http://www.oracle.com. Click Here to download
We provide this code related to title for you to solve your developing problem easily. Libraries which is import in this program you can download from http://www.oracle.com. Click Here or search from google with Libraries Name you get jar file related it

Control Flow Example

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

///////////////////////////////////////////////////////////////////////////////////////
public class TestBean {

    public void foo() {
        System.out.println("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;
import org.springframework.aop.support.ControlFlowPointcut;
import org.springframework.aop.support.DefaultPointcutAdvisor;

public class ControlFlowExample {

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

    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();
        pf.setTarget(target);
        pf.addAdvisor(advisor);

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

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

    private void test(TestBean bean) {
        bean.foo();

    }
}

           
       

Thank with us