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;
  
  import java.util.concurrent.TimeUnit;
  
  
  public abstract class ModifiableTime extends Time
  {
      // -----------------------------------------------------------------------
      // Private Constants
      // -----------------------------------------------------------------------
  
      private static final long serialVersionUID = -881589038981141796L;
  
  
  
      // -----------------------------------------------------------------------
      // Methods
      // -----------------------------------------------------------------------
  
      /**
       * Overwrite the state of this object with that of the given object.
       */
      public abstract void copyFrom(Time src);
  
      /**
       * @return  an immutable copy of this object's state.
       */
      public abstract Time immutableCopy();
  
  
      // --- Data access: ------------------------------------------------------
  
      public abstract void setTime(long time, TimeUnit unit);
  
  
      // --- Manipulation: -----------------------------------------------------
  
      /**
       * Increment this time by the given amount.
       */
      public abstract void add(Duration duration);
  
      /**
       * Increment this time by the given amount.
       */
      public abstract void add(long duration, TimeUnit unit);
  
      /**
       * Decrement this time by the given amount.
       */
      public abstract void subtract(Duration duration);
  
      /**
       * Decrement this time by the given amount.
       */
      public abstract void subtract(long duration, TimeUnit unit);
  }
  