<%
/*
* 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.
*/
%>
<%@ page
contentType="text/html; charset=UTF-8"
import="org.apache.hadoop.util.ServletUtil"
import="org.apache.hadoop.ha.HAServiceProtocol.HAServiceState"
%>
<%!
//for java.io.Serializable
private static final long serialVersionUID = 1L;
%>
<%
final NamenodeJspHelper.HealthJsp healthjsp = new NamenodeJspHelper.HealthJsp();
NameNode nn = NameNodeHttpServer.getNameNodeFromContext(application);
FSNamesystem fsn = nn.getNamesystem();
HAServiceState nnHAState = nn.getServiceState();
boolean isActive = (nnHAState == HAServiceState.ACTIVE);
String namenodeRole = nn.getRole().toString();
String namenodeState = nnHAState.toString();
String namenodeLabel = nn.getRpcServer() != null ?
nn.getNameNodeAddressHostPortString() : null;
%>
<% if (namenodeLabel != null) { %>
Hadoop <%=namenodeRole%> <%=namenodeLabel%>
<% } else { %>
Hadoop <%=namenodeRole%>
<% } %>
<% if (namenodeLabel != null) { %>