| /** |
| * 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. |
| */ |
| |
| package org.apache.hadoop.mapreduce.v2.hs.webapp; |
| |
| import static org.apache.hadoop.yarn.webapp.view.JQueryUI.ACCORDION; |
| import static org.apache.hadoop.yarn.webapp.view.JQueryUI.initID; |
| |
| import org.apache.hadoop.mapreduce.v2.hs.JobHistoryServer; |
| import org.apache.hadoop.mapreduce.v2.hs.webapp.dao.HistoryInfo; |
| import org.apache.hadoop.yarn.util.Times; |
| import org.apache.hadoop.yarn.webapp.SubView; |
| import org.apache.hadoop.yarn.webapp.view.InfoBlock; |
| |
| /** |
| * A Page the shows info about the history server |
| */ |
| public class HsAboutPage extends HsView { |
| |
| /* |
| * (non-Javadoc) |
| * @see org.apache.hadoop.mapreduce.v2.hs.webapp.HsView#preHead(org.apache.hadoop.yarn.webapp.hamlet.Hamlet.HTML) |
| */ |
| @Override protected void preHead(Page.HTML<_> html) { |
| commonPreHead(html); |
| //override the nav config from commonPReHead |
| set(initID(ACCORDION, "nav"), "{autoHeight:false, active:0}"); |
| } |
| |
| /** |
| * The content of this page is the attempts block |
| * @return AttemptsBlock.class |
| */ |
| @Override protected Class<? extends SubView> content() { |
| HistoryInfo info = new HistoryInfo(); |
| info("History Server"). |
| _("BuildVersion", info.getHadoopBuildVersion() |
| + " on " + info.getHadoopVersionBuiltOn()). |
| _("History Server started on", Times.format(info.getStartedOn())); |
| return InfoBlock.class; |
| } |
| } |