| <%! |
| /** |
| * 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. |
| */ |
| %> |
| <%@ page |
| contentType="text/html; charset=UTF-8" |
| import="javax.servlet.*" |
| import="javax.servlet.http.*" |
| import="java.util.Vector" |
| import="java.util.Collection" |
| import="org.apache.hadoop.http.HtmlQuoting" |
| import="org.apache.hadoop.mapred.*" |
| import="org.apache.hadoop.util.StringUtils" |
| import="org.apache.hadoop.util.ServletUtil" |
| %> |
| <%! |
| private static final long serialVersionUID = 526456771152222127L; |
| %> |
| <% |
| JobTracker tracker = |
| (JobTracker) application.getAttribute("job.tracker"); |
| String trackerName = |
| StringUtils.simpleHostname(tracker.getJobTrackerMachine()); |
| String queueName = request.getParameter("queueName"); |
| TaskScheduler scheduler = tracker.getTaskScheduler(); |
| Collection<JobInProgress> jobs = scheduler.getJobs(queueName); |
| JobQueueInfo schedInfo = tracker.getQueueInfo(queueName); |
| if (schedInfo == null) { |
| queueName = "INVALID_QUEUE_NAME (" + queueName + ")"; |
| schedInfo = new JobQueueInfo(queueName, "INVALID_SCHEDULING_INFO"); |
| } |
| %> |
| <!DOCTYPE html> |
| <html> |
| <head> |
| <title>Queue details for |
| <%=queueName!=null?queueName:"(Given queue name was 'null')"%> </title> |
| <link rel="stylesheet" type="text/css" href="/static/hadoop.css"> |
| <script type="text/javascript" src="/static/jobtracker.js"></script> |
| </head> |
| <body> |
| <% JSPUtil.processButtons(request, response, tracker); %> |
| <% |
| String schedulingInfoString = schedInfo.getSchedulingInfo(); |
| %> |
| <h1>Hadoop Job Queue Scheduling Information on |
| <a href="jobtracker.jsp"><%=trackerName%></a> |
| </h1> |
| <div> |
| State : <%= schedInfo.getQueueState() %> <br/> |
| Scheduling Information : |
| <%= HtmlQuoting.quoteHtmlChars(schedulingInfoString).replaceAll("\n","<br/>") %> |
| </div> |
| <hr/> |
| <% |
| if(jobs == null || jobs.isEmpty()) { |
| %> |
| <center> |
| <h2> No Jobs found for the Queue :: |
| <%=queueName!=null?queueName:""%> </h2> |
| <hr/> |
| </center> |
| <% |
| }else { |
| %> |
| <center> |
| <h2> Job Summary for the Queue :: |
| <%=queueName!=null?queueName:"" %> </h2> |
| </center> |
| <div style="text-align: center;text-indent: center;font-style: italic;"> |
| (In the order maintained by the scheduler) |
| </div> |
| <br/> |
| <hr/> |
| <%= |
| JSPUtil.generateJobTable("Job List", jobs, 30, 0, tracker.conf) |
| %> |
| <hr> |
| <% } %> |
| |
| <% |
| out.println(ServletUtil.htmlFooter()); |
| %> |
| |