/*-
 * ============LICENSE_START=======================================================
 * ONAP : APP-C
 * ================================================================================
 * Copyright (C) 2017 AT&T Intellectual Property.  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.
 * ============LICENSE_END=========================================================
 */

package org.onap.appc.flow.controller;

import java.util.LinkedList;
import java.util.List;

import org.onap.appc.flow.controller.node.FlowControlNode;
import org.onap.appc.flow.controller.node.JsonParsingNode;
import org.onap.appc.flow.controller.node.RestServiceNode;
import org.osgi.framework.BundleActivator;
import org.osgi.framework.BundleContext;
import org.osgi.framework.ServiceRegistration;

import com.att.eelf.configuration.EELFLogger;
import com.att.eelf.configuration.EELFManager;

public class FlowControllerActivator implements BundleActivator{

    private List<ServiceRegistration> registrations = new LinkedList<ServiceRegistration>();


    private static final EELFLogger log = EELFManager.getInstance().getLogger(FlowControllerActivator.class);
    
    @Override
    public void start(BundleContext ctx) throws Exception
    {

        try {
            
            FlowControlNode flowExecutorNode = new FlowControlNode();
            log.debug("Registering service "+ flowExecutorNode.getClass().getName());
            registrations.add(ctx.registerService(flowExecutorNode.getClass().getName(), flowExecutorNode, null));
            log.debug("Registering service sccessful for  "+ flowExecutorNode.getClass().getName());
            
            RestServiceNode restServiceNode = new RestServiceNode();
            log.debug("Registering service "+ restServiceNode.getClass().getName());
            registrations.add(ctx.registerService(restServiceNode.getClass().getName(), restServiceNode, null));
            log.debug("Registering service sccessful for  "+ restServiceNode.getClass().getName());
            
            JsonParsingNode jsonParsingNode = new JsonParsingNode();
            log.debug("Registering service "+ jsonParsingNode.getClass().getName());
            registrations.add(ctx.registerService(jsonParsingNode.getClass().getName(), jsonParsingNode, null));
            log.debug("Registering service sccessful for  "+ jsonParsingNode.getClass().getName());

        } catch (Exception e) {
            e.printStackTrace();
        }

    }
    @Override
    public void stop(BundleContext arg0) throws Exception
    {
        for (ServiceRegistration registration: registrations)
        {
            registration.unregister();
            registration = null;
        }

    }
}