+/*
+ * Copyright 2006 the original author or authors.
+ *
+ * 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 org.wamblee.crawler.kiss.servlet;
+
+import java.io.IOException;
+import java.util.Date;
+
+import javax.servlet.ServletException;
+import javax.servlet.http.HttpServlet;
+import javax.servlet.http.HttpServletRequest;
+import javax.servlet.http.HttpServletResponse;
+
+import org.wamblee.crawler.kiss.scheduling.CrawlerSchedule;
+import org.wamblee.crawler.kiss.scheduling.CrawlerScheduler;
+import org.wamblee.general.BeanKernel;
+
+/**
+ *
+ */
+public class CrawlerServlet extends HttpServlet {
+
+ /*
+ * (non-Javadoc)
+ *
+ * @see javax.servlet.http.HttpServlet#doPost(javax.servlet.http.HttpServletRequest,
+ * javax.servlet.http.HttpServletResponse)
+ */
+ @Override
+ protected void doPost(HttpServletRequest aRequest,
+ HttpServletResponse aResponse) throws ServletException, IOException {
+
+ CrawlerScheduler scheduler = BeanKernel.getBeanFactory().find(
+ CrawlerScheduler.class);
+ CrawlerSchedule status = BeanKernel.getBeanFactory().find(
+ CrawlerSchedule.class);
+
+ try {
+ if ( aRequest.getParameter("runnow") != null ) {
+ status.setLastExecuted(new Date(System.currentTimeMillis() - 24*3600*1000));
+ scheduler.scheduleNow();
+ aResponse.sendRedirect("");
+ return;
+ }
+ aRequest.setAttribute("running", scheduler.isCrawlerRunning());
+ aRequest.setAttribute("lastExecuted", status.getLastExecuted());
+ aRequest.setAttribute("lastResult", status.getLastResult());
+ aRequest.setAttribute("lastException", status.getLastException());
+ String msg = "";
+ Throwable e = status.getLastException();
+ while ( e != null ) {
+ msg = msg + e.getMessage() + "<br/>";
+ e = e.getCause();
+ }
+ aRequest.setAttribute("lastMessage", msg);
+ } catch (Exception e) {
+ throw new ServletException("Error getting status", e);
+ }
+ aRequest.getRequestDispatcher("WEB-INF/overview.jsp").forward(aRequest,
+ aResponse);
+ }
+
+ /*
+ * (non-Javadoc)
+ *
+ * @see javax.servlet.http.HttpServlet#doGet(javax.servlet.http.HttpServletRequest,
+ * javax.servlet.http.HttpServletResponse)
+ */
+ @Override
+ protected void doGet(HttpServletRequest aRequest,
+ HttpServletResponse aResponse) throws ServletException, IOException {
+ doPost(aRequest, aResponse);
+ }
+}