Index: lams_monitoring/src/java/org/lamsfoundation/lams/monitoring/web/InitializeAndCreateLessons.java
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diff -u
--- lams_monitoring/src/java/org/lamsfoundation/lams/monitoring/web/InitializeAndCreateLessons.java	(revision 0)
+++ lams_monitoring/src/java/org/lamsfoundation/lams/monitoring/web/InitializeAndCreateLessons.java	(revision c8689e47cc0c92f05664c9840bc038d7e42a8be1)
@@ -0,0 +1,122 @@
+/****************************************************************
+ * Copyright (C) 2005 LAMS Foundation (http://lamsfoundation.org)
+ * =============================================================
+ * License Information: http://lamsfoundation.org/licensing/lams/2.0/
+ * 
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2.0 
+ * as published by the Free Software Foundation.
+ * 
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ * 
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301
+ * USA
+ * 
+ * http://www.gnu.org/licenses/gpl.txt
+ * ****************************************************************
+ */
+
+/* $$Id$$ */
+package org.lamsfoundation.lams.monitoring.web;
+
+import java.util.List;
+
+import javax.servlet.http.HttpServletRequest;
+import javax.servlet.http.HttpSession;
+
+import org.apache.log4j.Logger;
+import org.lamsfoundation.lams.monitoring.MonitoringConstants;
+import org.lamsfoundation.lams.monitoring.service.IMonitoringService;
+import org.lamsfoundation.lams.usermanagement.dto.UserDTO;
+import org.lamsfoundation.lams.util.audit.IAuditService;
+import org.lamsfoundation.lams.util.wddx.FlashMessage;
+import org.lamsfoundation.lams.web.servlet.AbstractStoreWDDXPacketServlet;
+import org.lamsfoundation.lams.web.session.SessionManager;
+import org.lamsfoundation.lams.web.util.AttributeNames;
+import org.springframework.web.context.WebApplicationContext;
+import org.springframework.web.context.support.WebApplicationContextUtils;
+
+/**
+ * Servlet for flash to call in order to initialise and create lesson classes
+ * for multiple lessons.
+ * 
+ * @web:servlet name="initializeAndCreateLessons"
+ * @web:servlet-mapping url-pattern="/initializeAndCreateLessons"
+ */
+public class InitializeAndCreateLessons extends AbstractStoreWDDXPacketServlet {
+    // ---------------------------------------------------------------------
+    // Instance variables
+    // ---------------------------------------------------------------------
+    private static Logger log = Logger.getLogger(InitializeAndCreateLessons.class);
+
+    private static final long serialVersionUID = 2349582345234543680L;
+
+    private static IAuditService auditService;
+
+    private static String messageKey = "initializeAndCreateLessons";
+
+    protected String process(String lessonPackage, HttpServletRequest request) throws Exception {
+	FlashMessage flashMessage;
+	auditService = getAuditService();
+
+	// get User infomation from shared session.
+	HttpSession ss = SessionManager.getSession();
+
+	UserDTO user = (UserDTO) ss.getAttribute(AttributeNames.USER);
+	Integer userID = (user != null) ? user.getUserID() : null;
+
+	if (userID == null) {
+	    log.error("Can not find valid login user information");
+	    flashMessage = new FlashMessage(messageKey, "Can not find valid login user information", FlashMessage.ERROR);
+	}
+
+	if (log.isDebugEnabled()) {
+	    log.debug("StartLessonsServlet process received packet " + lessonPackage);
+	}
+
+	try {
+	    IMonitoringService monitoringService = getMonitoringService();
+	    List<Long> lessonIds = monitoringService.initializeAndCreateLessons(userID, lessonPackage);
+	    if (lessonIds != null && lessonIds.size() > 0) {
+		String lessonIdsCSV = "";
+		for (Long lessonId : lessonIds) {
+		    lessonIdsCSV += lessonId + ",";
+		}
+		flashMessage = new FlashMessage(messageKey, lessonIdsCSV);
+	    } else {
+		flashMessage = new FlashMessage(messageKey, "");
+	    }
+	} catch (Exception e) {
+	    log.error("Exception thrown while starting lessons.", e);
+	    flashMessage = FlashMessage.getExceptionOccured(messageKey, e.getMessage());
+	    auditService.log(InitializeAndCreateLessons.class.getName(), e.getMessage());
+	}
+
+	return flashMessage.serializeMessage();
+    }
+
+    protected String getMessageKey(String packet, HttpServletRequest request) {
+	return messageKey;
+    }
+
+    public IMonitoringService getMonitoringService() {
+	WebApplicationContext webContext = WebApplicationContextUtils
+		.getRequiredWebApplicationContext(getServletContext());
+	return (IMonitoringService) webContext.getBean(MonitoringConstants.MONITORING_SERVICE_BEAN_NAME);
+    }
+
+    private IAuditService getAuditService() {
+	if (auditService == null) {
+	    WebApplicationContext ctx = WebApplicationContextUtils.getRequiredWebApplicationContext(this
+		    .getServletContext());
+	    auditService = (IAuditService) ctx.getBean("auditService");
+	}
+	return auditService;
+    }
+
+}
Fisheye: Tag c8689e47cc0c92f05664c9840bc038d7e42a8be1 refers to a dead (removed) revision in file `lams_monitoring/src/java/org/lamsfoundation/lams/monitoring/web/StartLessonsServlet.java'.
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