Java tutorial
/* * Copyright (c) Mirth Corporation. All rights reserved. * http://www.mirthcorp.com * * The software in this package is published under the terms of the MPL * license a copy of which has been included with this distribution in * the LICENSE.txt file. */ package com.mirth.connect.server.servlets; import java.io.IOException; import java.io.PrintWriter; import java.util.HashMap; import java.util.Map; import javax.servlet.ServletException; import javax.servlet.http.HttpServletRequest; import javax.servlet.http.HttpServletResponse; import org.apache.commons.lang.exception.ExceptionUtils; import org.apache.log4j.Logger; import org.eclipse.jetty.io.RuntimeIOException; import com.mirth.connect.client.core.Operation; import com.mirth.connect.client.core.Operations; import com.mirth.connect.model.converters.ObjectXMLSerializer; import com.mirth.connect.server.controllers.ChannelStatisticsController; import com.mirth.connect.server.controllers.ControllerFactory; public class ChannelStatisticsServlet extends MirthServlet { private Logger logger = Logger.getLogger(this.getClass()); public void doPost(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException { // MIRTH-1745 response.setCharacterEncoding("UTF-8"); if (!isUserLoggedIn(request)) { response.sendError(HttpServletResponse.SC_FORBIDDEN); } else { try { ChannelStatisticsController statisticsController = ControllerFactory.getFactory() .createChannelStatisticsController(); ObjectXMLSerializer serializer = new ObjectXMLSerializer(); PrintWriter out = response.getWriter(); Operation operation = Operations.getOperation(request.getParameter("op")); String channelId = request.getParameter("id"); Map<String, Object> parameterMap = new HashMap<String, Object>(); parameterMap.put("channelId", channelId); if (operation.equals(Operations.CHANNEL_STATS_GET)) { if (!isUserAuthorized(request, parameterMap)) { response.sendError(HttpServletResponse.SC_UNAUTHORIZED); } else { response.setContentType(APPLICATION_XML); serializer.toXML(statisticsController.getStatistics(channelId), out); } } else if (operation.equals(Operations.CHANNEL_STATS_CLEAR)) { if (!isUserAuthorized(request, parameterMap)) { response.sendError(HttpServletResponse.SC_UNAUTHORIZED); } else { boolean deleteReceived = Boolean.valueOf(request.getParameter("deleteReceived")); boolean deleteFiltered = Boolean.valueOf(request.getParameter("deleteFiltered")); boolean deleteQueued = Boolean.valueOf(request.getParameter("deleteQueued")); boolean deleteSent = Boolean.valueOf(request.getParameter("deleteSent")); boolean deleteErrored = Boolean.valueOf(request.getParameter("deleteErrored")); boolean deleteAlerted = Boolean.valueOf(request.getParameter("deleteAlerted")); statisticsController.clearStatistics(channelId, deleteReceived, deleteFiltered, deleteQueued, deleteSent, deleteErrored, deleteAlerted); } } } catch (RuntimeIOException rio) { logger.debug(rio); } catch (Throwable t) { logger.error(ExceptionUtils.getStackTrace(t)); throw new ServletException(t); } } } }