hadoop/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-ui/src/main/webapp/app/routes/cluster-overview.js

/**
 * 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.
 */

import Ember from 'ember';

import AbstractRoute from './abstract';

export default AbstractRoute.extend({
  model() {
    return Ember.RSVP.hash({
      clusterMetrics: this.store.findAll('ClusterMetric', {reload: true}),
      apps: this.store.query('yarn-app',
        {
          state: "RUNNING"
        }),
      queues: this.store.query('yarn-queue.yarn-queue', {}),
    });
  },

  afterModel() {
    this.controllerFor("ClusterOverview").set("loading", false);
  },

  unloadAll() {
    this.store.unloadAll('ClusterMetric');
    this.store.unloadAll('yarn-app');
    this.store.unloadAll('yarn-queue.yarn-queue');
  }
});