package org.nnsoft.guice.autobind.test.aop.inherited;
/*
* Copyright 2012 The 99 Software Foundation
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
import static org.junit.Assert.assertNotNull;
import static org.junit.Assert.assertTrue;
import java.lang.reflect.Method;
import javax.interceptor.Interceptor;
import org.aopalliance.intercept.MethodInvocation;
import org.junit.Test;
import org.nnsoft.guice.autobind.annotations.Bind;
import org.nnsoft.guice.autobind.aop.GuiceMethodInterceptor;
import org.nnsoft.guice.autobind.aop.Intercept;
import org.nnsoft.guice.autobind.aop.feature.InterceptorFeature;
import org.nnsoft.guice.autobind.scanner.PackageFilter;
import org.nnsoft.guice.autobind.scanner.StartupModule;
import org.nnsoft.guice.autobind.scanner.asm.ASMClasspathScanner;
import com.google.inject.Guice;
import com.google.inject.Injector;
import com.google.inject.matcher.Matcher;
import com.google.inject.matcher.Matchers;
public class InheritedInterceptorTests
{
private static ThreadLocal<Boolean> called = new ThreadLocal<Boolean>();
@Test
public void createDynamicModule()
{
StartupModule startup =
StartupModule.create( ASMClasspathScanner.class, PackageFilter.create( InheritedInterceptorTests.class ) );
startup.addFeature( InterceptorFeature.class );
Injector injector = Guice.createInjector( startup );
assertNotNull( injector );
}
@Test
public void createInheritedInterceptor()
{
called.set( false );
StartupModule startup =
StartupModule.create( ASMClasspathScanner.class, PackageFilter.create( InheritedInterceptorTests.class ) );
startup.addFeature( InterceptorFeature.class );
Injector injector = Guice.createInjector( startup );
assertNotNull( injector );
TestInterface instance = injector.getInstance( TestInterface.class );
instance.sayHello(); // should be intercepted
instance.sayGoodBye(); // if intercepted an exception is thrown
assertTrue( "Interceptor was not invoked", called.get() );
}
@Interceptor
public static class InheritedMethodInterceptor
extends GuiceMethodInterceptor
{
@Override
public Object invoke( MethodInvocation invocation )
throws Throwable
{
assertTrue( invocation.getMethod().getName().equals( "sayHello" ) );
called.set( true );
return invocation.proceed();
}
@Override
public Matcher<? super Class<?>> getClassMatcher()
{
return Matchers.any();
}
@Override
public Matcher<? super Method> getMethodMatcher()
{
return Matchers.annotatedWith( Intercept.class );
}
}
public static interface TestInterface
{
String sayHello();
String sayGoodBye();
}
@Bind
public static class TestInterfaceImplementation
implements TestInterface
{
public static final String TEST = "test";
@Override
@Intercept
public String sayHello()
{
return TEST;
}
@Override
public String sayGoodBye()
{
return "Good Bye!";
}
}
}