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 java.util.ListIterator; 32 33 import javax.sip.header.ExtensionHeader; 34 import javax.sip.header.Header; 35 36 /** 37 * A generic extension header list. 38 * @version 1.2 $Revision: 1.8 $ $Date: 2009/07/17 18:57:30 $ 39 * @since 1.1 40 */ 41 public class ExtensionHeaderList extends SIPHeaderList<ExtensionHeaderImpl> { 42 43 44 45 private static final long serialVersionUID = 4681326807149890197L; 46 47 clone()48 public Object clone() { 49 ExtensionHeaderList retval = new ExtensionHeaderList(headerName); 50 retval.clonehlist(this.hlist); 51 return retval; 52 } ExtensionHeaderList(String hName)53 public ExtensionHeaderList(String hName) { 54 super( ExtensionHeaderImpl.class, hName); 55 } 56 ExtensionHeaderList()57 public ExtensionHeaderList() { 58 super(ExtensionHeaderImpl.class,null); 59 } 60 61 encode()62 public String encode() { 63 StringBuffer retval = new StringBuffer(); 64 ListIterator<ExtensionHeaderImpl> it = this.listIterator(); 65 while(it.hasNext()) { 66 ExtensionHeaderImpl eh = (ExtensionHeaderImpl) it.next(); 67 retval.append(eh.encode()); 68 } 69 return retval.toString(); 70 } 71 } 72