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.core.status;
  
  import org.omg.dds.core.InstanceHandle;
  
  
  /**
   * The deadline that the {@link org.omg.dds.sub.DataReader} was expecting through its
   * {@link org.omg.dds.core.policy.Deadline} was not respected for a specific instance.
   * Missed deadlines accumulate, that is, each deadline period the totalCount will be
   * incremented by one for each instance for which data was not received.
   *
   * @see org.omg.dds.core.event.RequestedDeadlineMissedEvent
   * @see OfferedDeadlineMissedStatus
   */
  public abstract class RequestedDeadlineMissedStatus extends Status
  {
      // -----------------------------------------------------------------------
      // Constants
      // -----------------------------------------------------------------------
  
      private static final long serialVersionUID = 4552827018168249989L;
  
  
  
      // -----------------------------------------------------------------------
      // Methods
      // -----------------------------------------------------------------------
  
      /**
       * Total cumulative number of missed deadlines detected for any instance
       * read by the {@link org.omg.dds.sub.DataReader}. Missed deadlines accumulate; that is,
       * each deadline period the totalCount will be incremented by one for
       * each instance for which data was not received.
       */
      public abstract int getTotalCount();
  
      /**
       * The incremental number of deadlines detected since the last time the
       * listener was called or the status was read.
       */
      public abstract int getTotalCountChange();
  
      /**
       * Handle to the last instance in the {@link org.omg.dds.sub.DataReader} for which a
       * deadline was detected.
       */
      public abstract InstanceHandle getLastInstanceHandle();
  }
  