src/webapps/job/queueinfo.jsp - hadoop-mapreduce - Git at Google

 <%
 /*
  * Licensed to the Apache Software Foundation (ASF) under one
  * or more contributor license agreements.  See the NOTICE file
  * distributed with this work for additional information
  * regarding copyright ownership.  The ASF licenses this file
  * to you 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.
  */
 %>
 <%!private static final long serialVersionUID = 1L;%>
 <%@ page
 contentType="text/html; charset=UTF-8"
 import="org.apache.hadoop.mapred.*"
 import="javax.servlet.*"
 import="javax.servlet.http.*"
 import="java.io.*"
 import="java.util.*"
 %>
 <html>
 <head>
 <meta http-equiv="Content-Type" content="text/html; charset=UTF-8">
 <title>Job Queue Information page</title>
 <link rel="stylesheet" type="text/css" href="/static/hadoop.css">
 <%
   JobTracker tracker = (JobTracker) application.getAttribute("job.tracker");
   QueueManager qmgr = tracker.getQueueManager();
   JobQueueInfo[] rootQueues = qmgr.getRootQueues();
 %>
 <%!
   public static String getTree(String parent, JobQueueInfo[] rootQueues) {
     List<JobQueueInfo> rootQueueList = new ArrayList<JobQueueInfo>();
     for (JobQueueInfo queue : rootQueues) {
       rootQueueList.add(queue);
     }
     return getTree(parent, rootQueueList);
   }

   private static String getTree(String parent, List<JobQueueInfo> children) {
     StringBuilder str = new StringBuilder();
     if (children == null) {
       return "";
     }
     for (JobQueueInfo queueInfo : children) {
       String variableName = queueInfo.getQueueName().replace(":", "_");
       String label = queueInfo.getQueueName().split(":")[queueInfo
           .getQueueName().split(":").length - 1];
       str.append(String.format(
           "var %sTreeNode = new YAHOO.widget.MenuNode(\"%s\", %s, false);\n",
           variableName, label, parent));
       str.append(String.format("%sTreeNode.data=\"%s\";\n", variableName,
           queueInfo.getSchedulingInfo().replaceAll("\n", "<br/>")));
       str.append(String.format("%sTreeNode.name=\"%s\";\n", variableName,
           queueInfo.getQueueName()));
       str.append(getTree(variableName + "TreeNode", queueInfo.getChildren()));
     }
     return str.toString();
   }
 %>
 <style type="text/css">
   /*margin and padding on body element
     can introduce errors in determining
     element position and are not recommended;
     we turn them off as a foundation for YUI
     CSS treatments. */
   body {
     margin:0;
     padding:0;
   }
 </style>
 <!-- Combo-handled YUI CSS files: -->
 <link rel="stylesheet" type="text/css" href="http://yui.yahooapis.com/combo?2.7.0/build/fonts/fonts-min.css&2.7.0/build/grids/grids-min.css&2.7.0/build/base/base-min.css&2.7.0/build/assets/skins/sam/skin.css">
 <!-- Combo-handled YUI JS files: -->
 <script type="text/javascript" src="http://yui.yahooapis.com/combo?2.7.0/build/utilities/utilities.js&2.7.0/build/layout/layout-min.js&2.7.0/build/container/container_core-min.js&2.7.0/build/menu/menu-min.js&2.7.0/build/stylesheet/stylesheet-min.js&2.7.0/build/treeview/treeview-min.js"></script>
 </head>
 <body class="yui-skin-sam">
 <div id="left">
 <div id="queue_tree"></div>
 </div>
 <div id="right">
   <div id="right_top" width="100%"></div>
   <div style="text-align: center;"><h2><a href="jobtracker.jsp">Job Tracker</a>
   </h2></div>
 </div>
 <script type = "text/javascript">
 if (typeof(YAHOO) == "undefined") {
   window.location = "queuetable.jsp";
 }
 else {
   (function() {
     var tree;
     YAHOO.util.Event.onDOMReady(function() {
       var layout = new YAHOO.widget.Layout({
         units : [
           { position: 'center', body: 'right', scroll: true},
           { position: 'left', width: 150, gutter: '5px', resize: true,
             body:'left',scroll: true, collapse:true,
             header: '<center>Queues</center>'
           }
         ]
       });
       layout.on('render', function() {
         function onLabelClick(node) {
           var schedulingInfoDiv = document.getElementById('right_top');
           schedulingInfoDiv.innerHTML =
             "<font size=\"+3\"><b><u>Scheduling Information for queue: " +
              node.label + "</u></b></font><br/><br/>" + node.data + "<hr/>";
           var surl = 'jobtable.jsp?queue_name='+node.name;
           var callback =
             {success: handleSuccess, failure: handleFailure, arguments: {}};
           var request = YAHOO.util.Connect.asyncRequest('GET', surl, callback);
         }
         function handleSuccess(o) {
     	  var jobtablediv = document.getElementById('right_top');
           jobtablediv.innerHTML += o.responseText;
         }
         function handleFailure(o) {
     	  var jobtablediv = document.getElementById('right_top');
     	  jobtablediv.innerHTML = 'unable to retrieve jobs for the queue';
         }
         tree = new YAHOO.widget.TreeView("queue_tree");
         <%=getTree("tree.getRoot()", rootQueues)%>
         tree.subscribe("labelClick", onLabelClick);
         tree.draw();
         onLabelClick(tree.getRoot().children[0]);
       });
       layout.render();
     });
   })();
 }
 </script>
 </body>
 </html>
	<%
	/*
	* Licensed to the Apache Software Foundation (ASF) under one
	* or more contributor license agreements. See the NOTICE file
	* distributed with this work for additional information
	* regarding copyright ownership. The ASF licenses this file
	* to you 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.
	*/
	%>
	<%!private static final long serialVersionUID = 1L;%>
	<%@ page
	contentType="text/html; charset=UTF-8"
	import="org.apache.hadoop.mapred.*"
	import="javax.servlet.*"
	import="javax.servlet.http.*"
	import="java.io.*"
	import="java.util.*"
	%>
	<html>
	<head>
	<meta http-equiv="Content-Type" content="text/html; charset=UTF-8">
	<title>Job Queue Information page</title>
	<link rel="stylesheet" type="text/css" href="/static/hadoop.css">
	<%
	JobTracker tracker = (JobTracker) application.getAttribute("job.tracker");
	QueueManager qmgr = tracker.getQueueManager();
	JobQueueInfo[] rootQueues = qmgr.getRootQueues();
	%>
	<%!
	public static String getTree(String parent, JobQueueInfo[] rootQueues) {
	List<JobQueueInfo> rootQueueList = new ArrayList<JobQueueInfo>();
	for (JobQueueInfo queue : rootQueues) {
	rootQueueList.add(queue);
	}
	return getTree(parent, rootQueueList);
	}

	private static String getTree(String parent, List<JobQueueInfo> children) {
	StringBuilder str = new StringBuilder();
	if (children == null) {
	return "";
	}
	for (JobQueueInfo queueInfo : children) {
	String variableName = queueInfo.getQueueName().replace(":", "_");
	String label = queueInfo.getQueueName().split(":")[queueInfo
	.getQueueName().split(":").length - 1];
	str.append(String.format(
	"var %sTreeNode = new YAHOO.widget.MenuNode(\"%s\", %s, false);\n",
	variableName, label, parent));
	str.append(String.format("%sTreeNode.data=\"%s\";\n", variableName,
	queueInfo.getSchedulingInfo().replaceAll("\n", "<br/>")));
	str.append(String.format("%sTreeNode.name=\"%s\";\n", variableName,
	queueInfo.getQueueName()));
	str.append(getTree(variableName + "TreeNode", queueInfo.getChildren()));
	}
	return str.toString();
	}
	%>
	<style type="text/css">
	/*margin and padding on body element
	can introduce errors in determining
	element position and are not recommended;
	we turn them off as a foundation for YUI
	CSS treatments. */
	body {
	margin:0;
	padding:0;
	}
	</style>
	<!-- Combo-handled YUI CSS files: -->
	<link rel="stylesheet" type="text/css" href="http://yui.yahooapis.com/combo?2.7.0/build/fonts/fonts-min.css&2.7.0/build/grids/grids-min.css&2.7.0/build/base/base-min.css&2.7.0/build/assets/skins/sam/skin.css">
	<!-- Combo-handled YUI JS files: -->
	<script type="text/javascript" src="http://yui.yahooapis.com/combo?2.7.0/build/utilities/utilities.js&2.7.0/build/layout/layout-min.js&2.7.0/build/container/container_core-min.js&2.7.0/build/menu/menu-min.js&2.7.0/build/stylesheet/stylesheet-min.js&2.7.0/build/treeview/treeview-min.js"></script>
	</head>
	<body class="yui-skin-sam">
	<div id="left">
	<div id="queue_tree"></div>
	</div>
	<div id="right">
	<div id="right_top" width="100%"></div>
	<div style="text-align: center;"><h2><a href="jobtracker.jsp">Job Tracker</a>
	</h2></div>
	</div>
	<script type = "text/javascript">
	if (typeof(YAHOO) == "undefined") {
	window.location = "queuetable.jsp";
	}
	else {
	(function() {
	var tree;
	YAHOO.util.Event.onDOMReady(function() {
	var layout = new YAHOO.widget.Layout({
	units : [
	{ position: 'center', body: 'right', scroll: true},
	{ position: 'left', width: 150, gutter: '5px', resize: true,
	body:'left',scroll: true, collapse:true,
	header: '<center>Queues</center>'
	}
	]
	});
	layout.on('render', function() {
	function onLabelClick(node) {
	var schedulingInfoDiv = document.getElementById('right_top');
	schedulingInfoDiv.innerHTML =
	"<font size=\"+3\"><b><u>Scheduling Information for queue: " +
	node.label + "</u></b></font><br/><br/>" + node.data + "<hr/>";
	var surl = 'jobtable.jsp?queue_name='+node.name;
	var callback =
	{success: handleSuccess, failure: handleFailure, arguments: {}};
	var request = YAHOO.util.Connect.asyncRequest('GET', surl, callback);
	}
	function handleSuccess(o) {
	var jobtablediv = document.getElementById('right_top');
	jobtablediv.innerHTML += o.responseText;
	}
	function handleFailure(o) {
	var jobtablediv = document.getElementById('right_top');
	jobtablediv.innerHTML = 'unable to retrieve jobs for the queue';
	}
	tree = new YAHOO.widget.TreeView("queue_tree");
	<%=getTree("tree.getRoot()", rootQueues)%>
	tree.subscribe("labelClick", onLabelClick);
	tree.draw();
	onLabelClick(tree.getRoot().children[0]);
	});
	layout.render();
	});
	})();
	}
	</script>
	</body>
	</html>