1/*
2* Conditions Of Use
3*
4* This software was developed by employees of the National Institute of
5* Standards and Technology (NIST), an agency of the Federal Government.
6* Pursuant to title 15 Untied States Code Section 105, works of NIST
7* employees are not subject to copyright protection in the United States
8* and are considered to be in the public domain.  As a result, a formal
9* license is not needed to use the software.
10*
11* This software is provided by NIST as a service and is expressly
12* provided "AS IS."  NIST MAKES NO WARRANTY OF ANY KIND, EXPRESS, IMPLIED
13* OR STATUTORY, INCLUDING, WITHOUT LIMITATION, THE IMPLIED WARRANTY OF
14* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE, NON-INFRINGEMENT
15* AND DATA ACCURACY.  NIST does not warrant or make any representations
16* regarding the use of the software or the results thereof, including but
17* not limited to the correctness, accuracy, reliability or usefulness of
18* the software.
19*
20* Permission to use this software is contingent upon your acceptance
21* of the terms of this agreement
22*
23* .
24*
25*/
26/*******************************************************************************
27* Product of NIST/ITL Advanced Networking Technologies Division (ANTD).        *
28*******************************************************************************/
29package gov.nist.javax.sip.header;
30
31import javax.sip.header.*;
32import java.util.*;
33
34/**
35 * A list of Route Headers.
36 *
37 * @version 1.2 $Revision: 1.8 $ $Date: 2009/07/17 18:57:36 $
38 *
39 * @author M. Ranganathan   <br/>
40 *
41 *
42 *
43 */
44public class RouteList extends SIPHeaderList<Route> {
45
46    private static final long serialVersionUID = 3407603519354809748L;
47
48
49    /** default constructor
50     */
51    public RouteList() {
52        super(Route.class, RouteHeader.NAME);
53
54    }
55
56    public Object clone() {
57        RouteList retval = new RouteList();
58        retval.clonehlist(this.hlist);
59        return retval;
60    }
61
62    public String encode() {
63        if ( super.hlist.isEmpty()) return "";
64        else return super.encode();
65    }
66
67
68    /**
69    * Order is important when comparing route lists.
70    */
71    public boolean equals(Object other) {
72        if (!(other instanceof RouteList))
73            return false;
74        RouteList that = (RouteList) other;
75        if (this.size() != that.size())
76            return false;
77        ListIterator<Route> it = this.listIterator();
78        ListIterator<Route> it1 = that.listIterator();
79        while (it.hasNext()) {
80            Route route = (Route) it.next();
81            Route route1 = (Route) it1.next();
82            if (!route.equals(route1))
83                return false;
84        }
85        return true;
86    }
87
88
89}
90