content: /*
   *                         Vortex OpenSplice
   *
   *   This software and documentation are Copyright 2006 to TO_YEAR ADLINK
   *   Technology Limited, its affiliated companies and licensors. 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.opensplice.dds.core;
  
  import org.omg.dds.core.InstanceHandle;
  import org.omg.dds.core.ServiceEnvironment;
  
  public class InstanceHandleImpl extends InstanceHandle {
      private static final long serialVersionUID = 8433681503549822293L;
      private final transient OsplServiceEnvironment environment;
      private final long value;
  
      public InstanceHandleImpl(OsplServiceEnvironment environment, long value) {
          this.environment = environment;
          this.value = value;
      }
  
      @Override
      public int compareTo(InstanceHandle o) {
          InstanceHandleImpl other = null;
  
          if (o == null) {
              return -1;
          }
  
          try {
              other = (InstanceHandleImpl)o;
          } catch(ClassCastException cce){
              throw new IllegalOperationExceptionImpl(this.environment,
                      "Cannot compare OpenSplice InstanceHandle to non-OpenSplice InstanceHandle");
          }
          if (this.value == other.getValue()) {
              return 0;
          }
  
          if (this.value < other.getValue()) {
              return -1;
          }
          return 1;
      }
  
      @Override
      public ServiceEnvironment getEnvironment() {
          return this.environment;
      }
  
      @Override
      public boolean isNil() {
          return (this.value == DDS.HANDLE_NIL.value);
      }
  
      public long getValue(){
          return this.value;
      }
  
      @Override
      public boolean equals(Object other){
          if(other instanceof InstanceHandleImpl){
              return (((InstanceHandleImpl)other).value == this.value);
          }
          return false;
      }
  
      @Override
      public String toString(){
          return "InstanceHandle (" + this.value + ")";
      }
  
      @Override
      public int hashCode(){
          return 31 * 17 + (int) (this.value ^ (this.value >>> 32));
      }
  }
  