/*
* Copyright (c) 2008, Rickard Öberg. All Rights Reserved.
*
* 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.runtime.service;
import org.junit.Test;
import org.qi4j.api.injection.scope.Service;
import org.qi4j.api.injection.scope.Uses;
import org.qi4j.api.mixin.Mixins;
import org.qi4j.api.object.ObjectFactory;
import org.qi4j.api.service.ServiceComposite;
import org.qi4j.api.service.ServiceReference;
import org.qi4j.bootstrap.AssemblyException;
import org.qi4j.bootstrap.ModuleAssembly;
import org.qi4j.bootstrap.SingletonAssembler;
import static org.hamcrest.CoreMatchers.equalTo;
import static org.junit.Assert.assertThat;
import static org.qi4j.api.service.qualifier.ServiceQualifier.firstService;
import static org.qi4j.api.service.qualifier.ServiceQualifier.withId;
/**
* JAVADOC
*/
public class ServiceIdSelectorTest
{
@Test
public void givenManyServicesWhenInjectServiceThenGetSelectedOne()
{
SingletonAssembler assembler = new SingletonAssembler()
{
public void assemble( ModuleAssembly module )
throws AssemblyException
{
module.objects( ServiceConsumer.class );
module.services( TestServiceComposite1.class,
TestServiceComposite2.class );
}
};
ObjectFactory obf = assembler.module();
ServiceConsumer consumer = obf.newObject( ServiceConsumer.class, TestServiceComposite2.class.getSimpleName() );
TestService service = consumer.getService();
assertThat( "service is selected one", service.test(), equalTo( "mixin2" ) );
}
public static class ServiceConsumer
{
private TestService service;
public ServiceConsumer( @Uses String serviceId, @Service Iterable<ServiceReference<TestService>> serviceRefs )
{
service = firstService( withId( serviceId ), serviceRefs );
}
public TestService getService()
{
return service;
}
}
@Mixins( TestMixin1.class )
public interface TestServiceComposite1
extends TestService, ServiceComposite
{
}
@Mixins( TestMixin2.class )
public interface TestServiceComposite2
extends TestService, ServiceComposite
{
}
public interface TestService
{
String test();
}
public static class TestMixin1
implements TestService
{
public String test()
{
return "mixin1";
}
}
public static class TestMixin2
implements TestService
{
public String test()
{
return "mixin2";
}
}
}