hadoop CountersPage 源码
haddop CountersPage 代码
文件路径：/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-app/src/main/java/org/apache/hadoop/mapreduce/v2/app/webapp/CountersPage.java
/**
* 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.app.webapp;
import org.apache.hadoop.yarn.webapp.SubView;
import static org.apache.hadoop.mapreduce.v2.app.webapp.AMParams.TASK_ID;
import static org.apache.hadoop.yarn.webapp.view.JQueryUI.*;
public class CountersPage extends AppView {
@Override protected void preHead(Page.HTML<__> html) {
commonPreHead(html);
String tid = $(TASK_ID);
String activeNav = "3";
if(tid == null || tid.isEmpty()) {
activeNav = "2";
}
set(initID(ACCORDION, "nav"), "{autoHeight:false, active:"+activeNav+"}");
set(DATATABLES_SELECTOR, "#counters .dt-counters");
set(initSelector(DATATABLES),
"{bJQueryUI:true, sDom:'t', iDisplayLength:-1}");
}
@Override protected void postHead(Page.HTML<__> html) {
html.
style("#counters, .dt-counters { table-layout: fixed }",
"#counters th { overflow: hidden; vertical-align: middle }",
"#counters .dataTables_wrapper { min-height: 1em }",
"#counters .group { width: 15em }",
"#counters .name { width: 30em }");
}
@Override protected Class<? extends SubView> content() {
return CountersBlock.class;
}
}
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