content: /* Copyright 2010, Object Management Group, Inc.
   * Copyright 2010, PrismTech, Inc.
   * Copyright 2010, Real-Time Innovations, Inc.
   * All rights reserved.
   *
   * Licensed 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.omg.dds.sub;
  
  /**
   * For each sample, the Data Distribution Service internally maintains a SampleState specific to each DataReader.
   * The SampleState can either be READ or NOT_READ.
   */
  public enum SampleState {
      // -----------------------------------------------------------------------
      // States
      // -----------------------------------------------------------------------
      /**
       * READ indicates that the DataReader has already accessed that sample by means of {@link org.omg.dds.sub.DataReader#read()}.
       * Had the sample been accessed by {@link org.omg.dds.sub.DataReader#take()} it would no longer be available to the DataReader.
       */
      READ(0x0001 << 0),
      /**
       * NOT_READ indicates that the DataReader has not accessed that sample before.
       */
      NOT_READ(0x0001 << 1);
  
  
  
      // -----------------------------------------------------------------------
      // Constants
      // -----------------------------------------------------------------------
  
      public final int value;
  
  
  
      // -----------------------------------------------------------------------
      // Object Life Cycle
      // -----------------------------------------------------------------------
      private SampleState(int value) {
          this.value = value;
      }
  
  }
  