content: /**
   * 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 com.alibaba.jstorm.ui.controller;
  
  import backtype.storm.generated.*;
  import backtype.storm.utils.NimbusClient;
  import com.alibaba.jstorm.ui.model.*;
  import com.alibaba.jstorm.ui.utils.NimbusClientManager;
  import com.alibaba.jstorm.ui.utils.UIMetricUtils;
  import com.alibaba.jstorm.ui.utils.UIUtils;
  import com.alibaba.jstorm.utils.JStormUtils;
  
  import com.google.common.collect.Lists;
  import org.apache.commons.lang.StringEscapeUtils;
  import org.slf4j.Logger;
  import org.slf4j.LoggerFactory;
  import org.springframework.stereotype.Controller;
  import org.springframework.ui.ModelMap;
  import org.springframework.web.bind.annotation.RequestMapping;
  import org.springframework.web.bind.annotation.RequestMethod;
  import org.springframework.web.bind.annotation.RequestParam;
  
  import java.util.*;
  
  /**
   * @author Jark (wuchong.wc@alibaba-inc.com)
   */
  @Controller
  public class TopologyController {
      private static final Logger LOG = LoggerFactory.getLogger(TopologyController.class);
  
      @RequestMapping(value = "/topology", method = RequestMethod.GET)
      public String show(@RequestParam(value = "cluster", required = true) String cluster,
                         @RequestParam(value = "id") String id,
                         @RequestParam(value = "win", required = false) String win,
                         ModelMap model) {
          cluster = StringEscapeUtils.escapeHtml(cluster);
          id = StringEscapeUtils.escapeHtml(id);
          long start = System.currentTimeMillis();
          LOG.info("request topology info for cluster name: " + cluster + " id:" + id);
          int window = UIUtils.parseWindow(win);
          UIUtils.addWindowAttribute(model, window);
          NimbusClient client = null;
          try {
              client = NimbusClientManager.getNimbusClient(cluster);
              TopologyInfo topologyInfo = client.getClient().getTopologyInfo(id);
  //            System.out.println("topologyinfo worker metric:" + topologyInfo.get_metrics().get_workerMetric());
              model.addAttribute("topology", JStormUtils.thriftToMap(topologyInfo.get_topology()));
  //            model.addAttribute("tasks", getTaskEntities(topologyInfo));       //remove tasks stat
              model.addAttribute("supervisorPort", UIUtils.getSupervisorPort(cluster));
  
              MetricInfo topologyMetrics = topologyInfo.get_metrics().get_topologyMetric();
  //            List<MetricInfo> topologyMetrics = client.getClient().getMetrics(id, MetaType.TOPOLOGY.getT());
  //            System.out.println("topologyMetrics:" + topologyMetrics);
              UISummaryMetric topologyData = UIMetricUtils.getSummaryMetrics(topologyMetrics, window);
              model.addAttribute("topologyData", topologyData);
              model.addAttribute("topologyHead", UIMetricUtils.sortHead(topologyData, UISummaryMetric.HEAD));
  
              MetricInfo componentMetrics = topologyInfo.get_metrics().get_componentMetric();
  //            List<MetricInfo> componentMetrics = client.getClient().getMetrics(id, MetaType.COMPONENT.getT());
  //            System.out.println("componentMetrics:" + componentMetrics);
              List<UIUserDefinedMetric> userDefinedMetrics = Lists.newArrayList();
              List<UIComponentMetric> componentData = UIMetricUtils.getComponentMetrics(componentMetrics, window,
                      topologyInfo.get_components(), userDefinedMetrics);
              model.addAttribute("componentData", componentData);
              model.addAttribute("componentHead", UIMetricUtils.sortHead(componentData, UIComponentMetric.HEAD));
              model.addAttribute("userDefinedMetrics", userDefinedMetrics);
  //            System.out.println("componentHead:" + BasicMetric.sortHead(componentData));
  
              MetricInfo workerMetrics = topologyInfo.get_metrics().get_workerMetric();
  //            List<MetricInfo> workerMetrics = client.getClient().getMetrics(id, MetaType.WORKER.getT());
  //            System.out.println("workerMetrics:" + workerMetrics);
              List<UIWorkerMetric> workerData = UIMetricUtils.getWorkerMetrics(workerMetrics, id, window);
              model.addAttribute("workerData", workerData);
              model.addAttribute("workerHead", UIMetricUtils.sortHead(workerData, UIWorkerMetric.HEAD));
  
  
              List<TaskEntity> taskData = UIUtils.getTaskEntities(topologyInfo);
              model.addAttribute("taskData", taskData);
  
          } catch (NotAliveException nae) {
              model.addAttribute("flush", String.format("The topology: %s is dead.", id));
          } catch (Exception e) {
              NimbusClientManager.removeClient(cluster);
              LOG.error(e.getMessage(), e);
              UIUtils.addErrorAttribute(model, e);
          }
          model.addAttribute("page", "topology");
          model.addAttribute("clusterName", cluster);
          UIUtils.addTitleAttribute(model, "Topology Summary");
  
          LOG.info("topology page show cost:{}ms", System.currentTimeMillis() - start);
          return "topology";
      }
  
  
  
  
  
  
  
  
  }
  