/*
* Copyright 2008 Alin Dreghiciu.
*
* 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.
*/
package org.qi4j.test.mock;
import java.lang.reflect.InvocationHandler;
import java.lang.reflect.Method;
import org.qi4j.api.injection.scope.This;
import org.qi4j.test.mock.internal.MockRepository;
import org.qi4j.test.mock.internal.MockResolver;
/**
* Generic mixin for mock composites. Overrides any generic mixins but not typed mixins, as typed mixins have precedence
* over generic mixins. To override a typed mixin {@link org.qi4j.test.mock.MockPlayerConcern} can be used.
* MockResolver player mixin will delegate method invocations to registered mocks. Mocks can be registered by using
* {@link org.qi4j.test.mock.MockComposite}.
* If there is no mock registered to handle the method invocation invocation will fail by throwing an
* IllegalStateException.
*/
public class MockPlayerMixin
implements InvocationHandler
{
/**
* MockResolver repository. Holds all registred mocks.
*/
@This
MockRepository mockRepository;
/**
* Finds a registered mock that can handle the method invocation and delegate to it. If there is no such mock throws
* IllegalStateException.
*
* @see java.lang.reflect.InvocationHandler#invoke(Object, java.lang.reflect.Method, Object[])
*/
@Override
public Object invoke( final Object proxy, final Method method, final Object[] args )
throws Throwable
{
System.out.println( "Play mock for " + method );
for( MockResolver mockResolver : mockRepository.getAll() )
{
InvocationHandler handler = mockResolver.getInvocationHandler( proxy, method, args );
if( handler != null )
{
return handler.invoke( mockResolver, method, args );
}
}
throw new IllegalStateException( "There is no mock registered that can handle " + method );
}
}