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      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 *******************************************************************************/
     29 package gov.nist.javax.sip.header;
     30 
     31 import javax.sip.header.*;
     32 import 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  */
     44 public 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