hadoop RouterWebApp 源码
haddop RouterWebApp 代码
文件路径：/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-router/src/main/java/org/apache/hadoop/yarn/server/router/webapp/RouterWebApp.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.yarn.server.router.webapp;
import org.apache.hadoop.yarn.server.resourcemanager.webapp.JAXBContextResolver;
import org.apache.hadoop.yarn.server.router.Router;
import org.apache.hadoop.yarn.webapp.GenericExceptionHandler;
import org.apache.hadoop.yarn.webapp.WebApp;
import org.apache.hadoop.yarn.webapp.YarnWebParams;
import static org.apache.hadoop.yarn.util.StringHelper.pajoin;
/**
* The Router webapp.
*/
public class RouterWebApp extends WebApp implements YarnWebParams {
private Router router;
public RouterWebApp(Router router) {
this.router = router;
}
@Override
public void setup() {
bind(JAXBContextResolver.class);
bind(RouterWebServices.class);
bind(GenericExceptionHandler.class);
bind(RouterWebApp.class).toInstance(this);
if (router != null) {
bind(Router.class).toInstance(router);
}
route("/", RouterController.class);
route("/cluster", RouterController.class, "about");
route("/about", RouterController.class, "about");
route("/apps", RouterController.class, "apps");
route(pajoin("/nodes", NODE_SC), RouterController.class, "nodes");
route("/federation", RouterController.class, "federation");
}
}
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