/*
* Copyright (c) 2012, Niclas Hedhman. 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.api.service;
import java.util.List;
import org.qi4j.api.activation.Activators;
import org.qi4j.api.injection.scope.Service;
import org.qi4j.api.mixin.Mixins;
import org.qi4j.api.service.qualifier.ServiceTags;
import org.qi4j.bootstrap.Assembler;
import org.qi4j.bootstrap.AssemblyException;
import org.qi4j.bootstrap.ModuleAssembly;
import org.qi4j.bootstrap.ServiceDeclaration;
public class DocumentationSupport
implements Assembler
{
// START SNIPPET: tag
// START SNIPPET: instantiateOnStartup
@Override
public void assemble( ModuleAssembly module )
throws AssemblyException
{
ServiceDeclaration service = module.addServices( MyDemoService.class );
// END SNIPPET: tag
service.instantiateOnStartup();
// END SNIPPET: instantiateOnStartup
// START SNIPPET: tag
service.taggedWith( "Important", "Drain" );
// END SNIPPET: tag
}
private static class MyDemoService
{
}
private static class MyOtherDemoService
{
// START SNIPPET: UseTag
@Service
private List<ServiceReference<MyDemoService>> services;
public MyDemoService locateImportantService()
{
for( ServiceReference<MyDemoService> ref : services )
{
ServiceTags serviceTags = ref.metaInfo( ServiceTags.class );
if( serviceTags.hasTag( "Important" ) )
{
return ref.get();
}
}
return null;
}
// END SNIPPET: UseTag
}
// START SNIPPET: activation1
@Mixins( MyActivationMixin.class )
public static interface MyActivationDemoService
extends ServiceComposite, ServiceActivation
{
}
public static class MyActivationMixin
implements ServiceActivation
{
@Override
public void activateService()
throws Exception
{
// Activation code
}
@Override
public void passivateService()
throws Exception
{
// Passivation code
}
}
// END SNIPPET: activation1
// START SNIPPET: activation2
@Activators( MyActivator.class )
public static interface MyOtherActivationDemoService
extends ServiceComposite
{
}
public static class MyActivator
extends ServiceActivatorAdapter<MyOtherActivationDemoService>
{
@Override
public void afterActivation( ServiceReference<MyOtherActivationDemoService> activated )
throws Exception
{
// Activation code
}
@Override
public void beforePassivation( ServiceReference<MyOtherActivationDemoService> passivating )
throws Exception
{
// Passivation code
}
}
// END SNIPPET: activation2
static class Activation3
implements Assembler
{
// START SNIPPET: activation3
@Override
public void assemble( ModuleAssembly module )
{
module.services( MyDemoService.class ).withActivators( MyActivator.class );
}
// END SNIPPET: activation3
}
}