/*******************************************************************************
 * Copyright 2017 Capital One Services, LLC and Bitwise, Inc.
 * 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 hydrograph.ui.graph;

import hydrograph.ui.common.debug.service.IDebugService;
import hydrograph.ui.graph.debug.service.PurgeViewDataFiles;
import hydrograph.ui.graph.execution.tracking.logger.ExecutionTrackingFileLogger;
import hydrograph.ui.graph.execution.tracking.windows.ExecutionTrackingConsole;
import hydrograph.ui.graph.job.JobManager;

import java.util.Iterator;

import org.eclipse.ui.plugin.AbstractUIPlugin;
import org.osgi.framework.BundleContext;

/**
 * The activator class controls the plug-in life cycle
 */
public class Activator extends AbstractUIPlugin {

	// The plug-in ID
	public static final String PLUGIN_ID = "hydrograph.ui.graph"; //$NON-NLS-1$

	// The shared instance
	private static Activator plugin;

	/**
	 * The constructor
	 */
	public Activator() {
	}

	/*
	 * (non-Javadoc)
	 * @see org.eclipse.ui.plugin.AbstractUIPlugin#start(org.osgi.framework.BundleContext)
	 */
	@Override
	public void start(BundleContext context) throws Exception {
		super.start(context);
		plugin = this;
		context.registerService(IDebugService.class.getCanonicalName(), new PurgeViewDataFiles(), null);
	}

	/*
	 * (non-Javadoc)
	 * @see org.eclipse.ui.plugin.AbstractUIPlugin#stop(org.osgi.framework.BundleContext)
	 */
	@Override
	public void stop(BundleContext context) throws Exception {
		plugin = null;
		
		Iterator<ExecutionTrackingConsole> execTrackWindowsIterator = JobManager.INSTANCE.getExecutionTrackingConsoles().values().iterator();
		while(execTrackWindowsIterator.hasNext()){
			ExecutionTrackingConsole window = execTrackWindowsIterator.next();
			window.close();
		}
		
		ExecutionTrackingFileLogger.INSTANCE.disposeLogger();
		super.stop(context);
	}

	/**
	 * Returns the shared instance
	 *
	 * @return the shared instance
	 */
	public static Activator getDefault() {
		return plugin;
	}

}