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.common.metric.old;
  
  import com.alibaba.jstorm.common.metric.old.window.Metric;
  import com.alibaba.jstorm.common.metric.old.window.StatBuckets;
  
  import java.util.Map;
  import java.util.TreeMap;
  
  public class Gauge<T extends Number> extends Metric<Number, Number> {
      private static final long serialVersionUID = 1985614006717750790L;
  
      protected com.codahale.metrics.Gauge<T> gauge;
  
      public Gauge(com.codahale.metrics.Gauge<T> gauge) {
          this.gauge = gauge;
  
          init();
      }
  
      @Override
      public void init() {
  
      }
  
      @Override
      public void update(Number obj) {
          // TODO Auto-generated method stub
      }
  
      @Override
      public Map<Integer, Number> getSnapshot() {
          // TODO Auto-generated method stub
          Number value = gauge.getValue();
  
          Map<Integer, Number> ret = new TreeMap<Integer, Number>();
          for (Integer timeKey : windowSeconds) {
              ret.put(timeKey, value);
          }
          ret.put(StatBuckets.ALL_TIME_WINDOW, value);
  
          return ret;
      }
  
  }
  