dependencymanager/org.apache.felix.dependencymanager.lambda.samples/src/org/apache/felix/dm/lambda/samples/hello/Activator.java

/*
 * Licensed to the Apache Software Foundation (ASF) under one
 * or more contributor license agreements.  See the NOTICE file
 * distributed with this work for additional information
 * regarding copyright ownership.  The ASF licenses this file
 * to you 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.apache.felix.dm.lambda.samples.hello;

import org.apache.felix.dm.DependencyManager;
import org.apache.felix.dm.lambda.DependencyManagerActivator;
import org.osgi.framework.BundleContext;
import org.osgi.service.log.LogService;

/**
 * Hello world example.
 */
public class Activator extends DependencyManagerActivator {
	
    @Override
    public void init(BundleContext ctx, DependencyManager dm) throws Exception {    	
    	// Declare the Hello service.
        component(comp -> comp
        	.impl(HelloServiceImpl.class).provides(HelloService.class));

        // Declare an HelloClient component depending on the HelloService, and on LogService
        component(comp -> comp
        	.impl(HelloClient.class)
        	.withSvc(HelloService.class, svc -> svc.required().add(HelloClient::bind))
        	.withSvc(LogService.class, svc -> svc.optional()));
    }
        	
}