Hello !
I created an object instance of a Class with custom annotations using
Guice.
But the created instance did not retain any of the annotations on my
class.
I have copied the example am trying to run at the end of this message.
Any idea what's happening here?
Cheers!
Nirav
/**************** CODE START ******************/
import java.lang.annotation.Annotation;
import java.lang.annotation.ElementType;
import java.lang.annotation.Retention;
import java.lang.annotation.RetentionPolicy;
import java.lang.annotation.Target;
import java.lang.reflect.Method;
import org.aopalliance.intercept.MethodInterceptor;
import org.aopalliance.intercept.MethodInvocation;
import uk.co.netdev.cie2.rest.gui.GuiBT;
import uk.co.netdev.cie2.util.CieSecurity;
import com.google.inject.Guice;
import com.google.inject.Injector;
import com.google.inject.matcher.Matchers;
public class GuiceAOP {
@Retention(RetentionPolicy.RUNTIME) @Target(ElementType.METHOD)
public @interface CheckCiePermissions {}
public class CieSecurityModule extends CieSecurity{
@Override
protected void configure() {
bindInterceptor(Matchers.any(), Matchers.annotatedWith
(CheckCiePermissions.class), new SecurityInterceptor());
}
}
public static class SecurityInterceptor implements MethodInterceptor
{
public Object invoke(MethodInvocation invocation) throws
Throwable
{
System.out.println("Security Interceptor Invoked");
return invocation.proceed();
}}
public static class TestGuice{
@CheckCiePermissions
@GuiBT
public String sayHello(){
return "Hello";
}
}
public static void main(String[] args) {
GuiceAOP guiceTest = new GuiceAOP();
Injector injector = Guice.createInjector(guiceTest.new
CieSecurityModule());
TestGuice test = injector.getInstance(TestGuice.class);
for(Method method : test.getClass().getMethods()){
for(Annotation annot : method.getAnnotations()){
System.out.println("Object created using Guice:
" +
annot.annotationType().getName());
}
}
TestGuice test2 = new TestGuice();
for(Method method : test2.getClass().getMethods()){
for(Annotation annot : method.getAnnotations()){
System.out.println("Object created using new():
" +
annot.annotationType().getName());
}
}
}
}
/**************** CODE END ******************/
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