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 network.aika.queue;
  
  /**
   *
   * @author Lukas Molzberger
   */
  public class Timestamp implements Comparable<Timestamp> {
  
      public static Timestamp MIN = new Timestamp(0);
      public static Timestamp MAX = new Timestamp(Long.MAX_VALUE);
      public static Timestamp NOT_SET = new Timestamp(Long.MAX_VALUE);
  
      private long timestamp;
  
      public Timestamp(long ts) {
          this.timestamp = ts;
      }
  
      public long getTimestamp() {
          return timestamp;
      }
  
      public String toString() {
          if(this == NOT_SET)
              return "NOT_SET";
  
          if(this == MIN)
              return "MIN";
  
          if(this == MAX)
              return "MAX";
  
          return "" + timestamp;
      }
  
      @Override
      public int compareTo(Timestamp ts) {
          return Long.compare(timestamp, ts.timestamp);
      }
  }
  