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 java.util.*; 32import java.text.ParseException; 33import javax.sip.header.*; 34 35/** 36 * List of ALLOW headers. The sip message can have multiple Allow headers 37 * 38 * @author M. Ranganathan <br/> 39 * @version 1.2 $Revision: 1.7 $ $Date: 2009/07/17 18:57:26 $ 40 * @since 1.1 41 * 42 */ 43public class AllowList extends SIPHeaderList<Allow> { 44 45 46 /** 47 * Comment for <code>serialVersionUID</code> 48 */ 49 private static final long serialVersionUID = -4699795429662562358L; 50 51 52 public Object clone() { 53 AllowList retval = new AllowList(); 54 retval.clonehlist(this.hlist); 55 return retval; 56 } 57 58 59 /** default constructor 60 */ 61 public AllowList() { 62 super(Allow.class, AllowHeader.NAME); 63 } 64 65 /** 66 * Gets an Iterator of all the methods of the AllowHeader. Returns an empty 67 * 68 * Iterator if no methods are defined in this Allow Header. 69 * 70 * 71 * 72 * @return Iterator of String objects each identifing the methods of 73 * 74 * AllowHeader. 75 * 76 * 77 */ 78 public ListIterator<String> getMethods() { 79 80 LinkedList<String> ll = new LinkedList<String> (); 81 82 for ( Iterator<Allow> it = this.hlist.iterator(); it.hasNext();) { 83 Allow a = (Allow)it.next(); 84 ll.add(a.getMethod()); 85 } 86 87 return ll.listIterator(); 88 } 89 90 /** 91 * Sets the methods supported defined by this AllowHeader. 92 * 93 * 94 * 95 * @param methods - the Iterator of Strings defining the methods supported 96 * 97 * in this AllowHeader 98 * 99 * @throws ParseException which signals that an error has been reached 100 * 101 * unexpectedly while parsing the Strings defining the methods supported. 102 * 103 * 104 */ 105 public void setMethods(List<String> methods) throws ParseException { 106 ListIterator<String> it = methods.listIterator(); 107 while (it.hasNext()) { 108 Allow allow = new Allow(); 109 allow.setMethod((String) it.next()); 110 this.add(allow); 111 } 112 } 113} 114