| /* |
| * 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.slider.server.appmaster.web; |
| |
| import com.google.inject.Inject; |
| import org.apache.hadoop.yarn.webapp.Controller; |
| import org.apache.slider.server.appmaster.web.layout.AppLayout; |
| import org.apache.slider.server.appmaster.web.layout.ClusterSpecificationView; |
| import org.apache.slider.server.appmaster.web.layout.ContainerStatsView; |
| import org.slf4j.Logger; |
| import org.slf4j.LoggerFactory; |
| |
| /** |
| * |
| */ |
| public class SliderAMController extends Controller { |
| private static final Logger log = LoggerFactory.getLogger(SliderAMController.class); |
| |
| private final WebAppApi slider; |
| |
| @Inject |
| public SliderAMController(WebAppApi slider, RequestContext ctx) { |
| super(ctx); |
| this.slider = slider; |
| } |
| |
| @Override |
| public void index() { |
| setTitle("Slider App Master"); |
| |
| updateAppState(); |
| |
| render(AppLayout.class); |
| } |
| |
| public void containerStats() { |
| setTitle("Container Statistics"); |
| |
| updateAppState(); |
| |
| render(ContainerStatsView.class); |
| } |
| |
| public void specification() { |
| setTitle("Cluster Specification"); |
| |
| render(ClusterSpecificationView.class); |
| } |
| |
| private void updateAppState() { |
| //TODO don't do this on every request? |
| slider.getAppState().refreshClusterStatus(); |
| } |
| |
| } |