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File: Main.java
import java.lang.reflect.Method;
import org.aopalliance.intercept.MethodInterceptor;
import org.aopalliance.intercept.MethodInvocation;
import org.springframework.aop.Advisor;
import org.springframework.aop.ClassFilter;
import org.springframework.aop.framework.ProxyFactory;
import org.springframework.aop.support.DefaultPointcutAdvisor;
import org.springframework.aop.support.DynamicMethodMatcherPointcut;
public class Main {
public static void main(String[] args) {
MyClass target = new MyClass();
Advisor advisor = new DefaultPointcutAdvisor(new SimpleDynamicPointcut(), new SimpleAdvice());
ProxyFactory pf = new ProxyFactory();
pf.setTarget(target);
pf.addAdvisor(advisor);
MyClass proxy = (MyClass) pf.getProxy();
proxy.foo(1);
proxy.bar();
}
}
class MyClass {
public void foo(int x) {
System.out.println("MyClass.foo() : " + x);
}
public void bar() {
System.out.println("MyClass.bar()");
}
}
class SimpleAdvice implements MethodInterceptor {
public Object invoke(MethodInvocation invocation) throws Throwable {
System.out.println("SimpleAdivce.Invoking " + invocation.getMethod().getName());
Object retVal = invocation.proceed();
System.out.println("SimpleAdvice.Done");
return retVal;
}
}
class SimpleDynamicPointcut extends DynamicMethodMatcherPointcut {
public boolean matches(Method method, Class cls) {
return ("foo".equals(method.getName()));
}
public boolean matches(Method method, Class cls, Object[] args) {
int x = (Integer) args[0];
return (x != 100);
}
public ClassFilter getClassFilter() {
return new ClassFilter() {
public boolean matches(Class cls) {
return (cls == MyClass.class);
}
};
}
}
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Spring-ClassFilterInDynamicMethodMatcherPointcut.zip( 4,747 k)