pcep/api/src/main/java/org/opendaylight/protocol/pcep/concepts/AbstractExtendedTunnelIdentifier.java

   1 /*
   2  * Copyright (c) 2013 Cisco Systems, Inc. and others.  All rights reserved.
   3  *
   4  * This program and the accompanying materials are made available under the
   5  * terms of the Eclipse Public License v1.0 which accompanies this distribution,
   6  * and is available at http://www.eclipse.org/legal/epl-v10.html
   7  */
   8 package org.opendaylight.protocol.pcep.concepts;
   9
  10 import org.opendaylight.protocol.concepts.NetworkAddress;
  11
  12 /**
  13  * Basic structure of Extended Tunnel Identifier.
  14  *
  15  * @see <a
  16  *      href="http://tools.ietf.org/html/draft-crabbe-pce-stateful-pce-02#section-7.2.2">LSP
  17  *      Identifiers TLVs</a>
  18  * @param <T>
  19  */
  20 public abstract class AbstractExtendedTunnelIdentifier<T extends NetworkAddress<T>> implements Comparable<ExtendedTunnelIdentifier<T>>, ExtendedTunnelIdentifier<T> {
  21
  22         private static final long serialVersionUID = 110737862492677555L;
  23
  24         private final T identifier;
  25
  26         protected AbstractExtendedTunnelIdentifier(final T identifier) {
  27                 this.identifier = identifier;
  28         }
  29
  30         @Override
  31         public T getIdentifier() {
  32                 return this.identifier;
  33         }
  34
  35         @Override
  36         public int compareTo(final ExtendedTunnelIdentifier<T> other) {
  37                 if (this.identifier == other.getIdentifier())
  38                         return 0;
  39                 if (this.identifier == null)
  40                         return -1;
  41                 if (other.getIdentifier() == null)
  42                         return 1;
  43                 return this.identifier.compareTo(other.getIdentifier());
  44         }
  45
  46         @Override
  47         public int hashCode() {
  48                 final int prime = 31;
  49                 int result = 1;
  50                 result = prime * result + ((this.identifier == null) ? 0 : this.identifier.hashCode());
  51                 return result;
  52         }
  53
  54         @Override
  55         public boolean equals(Object obj) {
  56                 if (this == obj)
  57                         return true;
  58                 if (obj == null)
  59                         return false;
  60                 if (this.getClass() != obj.getClass())
  61                         return false;
  62                 final AbstractExtendedTunnelIdentifier<?> other = (AbstractExtendedTunnelIdentifier<?>) obj;
  63                 if (this.identifier == null) {
  64                         if (other.identifier != null)
  65                                 return false;
  66                 } else if (!this.identifier.equals(other.identifier))
  67                         return false;
  68                 return true;
  69         }
  70
  71         @Override
  72         public String toString() {
  73                 final StringBuilder builder = new StringBuilder();
  74                 builder.append("AbstractExtendedTunnelIdentifier [identifier=");
  75                 builder.append(this.identifier);
  76                 builder.append("]");
  77                 return builder.toString();
  78         }
  79 }