1 /**
2 * Licensed to the Apache Software Foundation (ASF) under one
3 * or more contributor license agreements.  See the NOTICE file
4 * distributed with this work for additional information
5 * regarding copyright ownership.  The ASF licenses this file
6 * to you under the Apache License, Version 2.0 (the
7 * "License"); you may not use this file except in compliance
8 * with the License.  You may obtain a copy of the License at
9 *
10 *     http://www.apache.org/licenses/LICENSE-2.0
11 *
12 * Unless required by applicable law or agreed to in writing, software
13 * distributed under the License is distributed on an "AS IS" BASIS,
14 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
15 * See the License for the specific language governing permissions and
16 * limitations under the License.
17 */
18 
19 package org.apache.hadoop.yarn.server.resourcemanager.webapp;
20 
21 import static org.apache.hadoop.yarn.util.StringHelper.join;
22 import static org.apache.hadoop.yarn.webapp.view.JQueryUI.DATATABLES;
23 import static org.apache.hadoop.yarn.webapp.view.JQueryUI.DATATABLES_ID;
24 import static org.apache.hadoop.yarn.webapp.view.JQueryUI.initID;
25 
26 import org.apache.hadoop.yarn.server.webapp.WebPageUtils;
27 import org.apache.hadoop.yarn.webapp.SubView;
28 import org.apache.hadoop.yarn.webapp.YarnWebParams;
29 
30 public class AppPage extends RmView {
31 
32   @Override
preHead(Page.HTML<_> html)33   protected void preHead(Page.HTML<_> html) {
34     commonPreHead(html);
35     String appId = $(YarnWebParams.APPLICATION_ID);
36     set(
37       TITLE,
38       appId.isEmpty() ? "Bad request: missing application ID" : join(
39         "Application ", $(YarnWebParams.APPLICATION_ID)));
40 
41     set(DATATABLES_ID, "attempts ResourceRequests");
42     set(initID(DATATABLES, "attempts"), WebPageUtils.attemptsTableInit());
43     setTableStyles(html, "attempts", ".queue {width:6em}", ".ui {width:8em}");
44 
45     setTableStyles(html, "ResourceRequests");
46 
47     set(YarnWebParams.WEB_UI_TYPE, YarnWebParams.RM_WEB_UI);
48   }
49 
50   @Override
content()51   protected Class<? extends SubView> content() {
52     return RMAppBlock.class;
53   }
54 }
55