AOP test - 2

1. Proxy라는 넘을 이용해서 해보는 방법.
public class UppercaseHandler implements InvocationHandler { Object target; private UppercaseHandler(Object target) { this.target = target; } @Override public Object invoke(Object proxy, Method method, Object[] args) throws Throwable { Object ret = method.invoke(target, args); if (ret instanceof String && method.getName().startsWith("say")) { return ((String) ret).toUpperCase(); } else { return ret; } } } @Test public void simpleProxy() throws Exception { Hello hello = new HelloTarget(); assertThat(hello.sayHello(name), is("Hello Tazz")); assertThat(hello.sayHi(name), is("Hi Tazz")); assertThat(hello.sayThankYou(name), is("Thank You Tazz")); Hello proxiedHello = (Hello) Proxy.newProxyInstance( getClass().getClassLoader(), new Class[]{ Hello.class }, new UppercaseHandler(new HelloTarget()) ); assertThat(proxiedHello.sayHello(name), is("HELLO TAZZ")); assertThat(proxiedHello.sayHi(name), is("HI TAZZ")); assertThat(proxiedHello.sayThankYou(name), is("THANK YOU TAZZ")); }


토비의 스프링 3.0으로 공부 중입니다. 정말 괜찮은 책이네요!!! 강추!!!