StopAppCommand.java

/*******************************************************************************
 * Copyright (c) 2013 IBM Corporation and others 
 * All rights reserved. This program and the accompanying materials
 * are made available under the terms of the Eclipse Public License v1.0
 * which accompanies this distribution, and is available at
 * http://www.eclipse.org/legal/epl-v10.html
 * 
 * Contributors:
 * IBM Corporation - initial API and implementation
 *******************************************************************************/
package org.eclipse.orion.server.cf.commands;

import java.net.URI;

import javax.servlet.http.HttpServletResponse;

import org.apache.commons.httpclient.methods.PutMethod;
import org.apache.commons.httpclient.methods.StringRequestEntity;
import org.eclipse.core.runtime.IStatus;
import org.eclipse.core.runtime.URIUtil;
import org.eclipse.orion.server.cf.CFProtocolConstants;
import org.eclipse.orion.server.cf.objects.App;
import org.eclipse.orion.server.cf.objects.Target;
import org.eclipse.orion.server.cf.utils.HttpUtil;
import org.eclipse.orion.server.core.ServerStatus;
import org.eclipse.osgi.util.NLS;
import org.json.JSONObject;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;

public class StopAppCommand extends AbstractCFCommand {

	private final Logger logger = LoggerFactory.getLogger("org.eclipse.orion.server.cf"); //$NON-NLS-1$

	private String commandName;
	private App app;

	public StopAppCommand(Target target, App app) {
		super(target);
		this.commandName = "Stop App"; //$NON-NLS-1$
		this.app = app;
	}

	public ServerStatus _doIt() {
		try {
			URI targetURI = URIUtil.toURI(target.getUrl());

			String appUrl = this.app.getAppJSON().getString("url");
			URI appURI = targetURI.resolve(appUrl);

			PutMethod stopMethod = new PutMethod(appURI.toString());
			ServerStatus confStatus = HttpUtil.configureHttpMethod(stopMethod, target.getCloud());
			if (!confStatus.isOK())
				return confStatus;
			
			stopMethod.setQueryString("inline-relations-depth=1");

			JSONObject stopComand = new JSONObject();
			stopComand.put("console", true);
			stopComand.put("state", "STOPPED");
			StringRequestEntity requestEntity = new StringRequestEntity(stopComand.toString(), CFProtocolConstants.JSON_CONTENT_TYPE, "UTF-8");
			stopMethod.setRequestEntity(requestEntity);

			GetAppCommand.expire(target, app.getName());
			return HttpUtil.executeMethod(stopMethod);
		} catch (Exception e) {
			String msg = NLS.bind("An error occured when performing operation {0}", commandName); //$NON-NLS-1$
			logger.error(msg, e);
			return new ServerStatus(IStatus.ERROR, HttpServletResponse.SC_INTERNAL_SERVER_ERROR, msg, e);
		}
	}
}