124 lines
3.6 KiB
Java
124 lines
3.6 KiB
Java
/*
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* Conditions Of Use
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*
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* This software was developed by employees of the National Institute of
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* Standards and Technology (NIST), an agency of the Federal Government.
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* Pursuant to title 15 Untied States Code Section 105, works of NIST
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* employees are not subject to copyright protection in the United States
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* and are considered to be in the public domain. As a result, a formal
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* license is not needed to use the software.
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*
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* This software is provided by NIST as a service and is expressly
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* provided "AS IS." NIST MAKES NO WARRANTY OF ANY KIND, EXPRESS, IMPLIED
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* OR STATUTORY, INCLUDING, WITHOUT LIMITATION, THE IMPLIED WARRANTY OF
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* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE, NON-INFRINGEMENT
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* AND DATA ACCURACY. NIST does not warrant or make any representations
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* regarding the use of the software or the results thereof, including but
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* not limited to the correctness, accuracy, reliability or usefulness of
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* the software.
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*
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* Permission to use this software is contingent upon your acceptance
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* of the terms of this agreement
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*
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* .
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*
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*/
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/*******************************************************************************
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* Product of NIST/ITL Advanced Networking Technologies Division (ANTD). *
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*******************************************************************************/
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package gov.nist.javax.sip.header;
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/**
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* A generic extension header for the stack.
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* The input text of the header gets recorded here.
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*
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* @version 1.2 $Revision: 1.5 $ $Date: 2009/07/17 18:57:30 $
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* @since 1.1
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*
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* @author M. Ranganathan <br/>
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*
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*
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*/
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public class ExtensionHeaderImpl
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extends SIPHeader
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implements javax.sip.header.ExtensionHeader {
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/**
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* Comment for <code>serialVersionUID</code>
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*/
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private static final long serialVersionUID = -8693922839612081849L;
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protected String value;
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/**
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* This was added to allow for automatic cloning of headers.
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*/
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public ExtensionHeaderImpl() {
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}
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public ExtensionHeaderImpl(String headerName) {
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super(headerName);
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}
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/**
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* Set the name of the header.
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* @param headerName is the name of the header to set.
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*/
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public void setName(String headerName) {
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this.headerName = headerName;
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}
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/**
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* Set the value of the header.
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*/
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public void setValue(String value) {
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this.value = value;
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}
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/**
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* Get the value of the extension header.
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* @return the value of the extension header.
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*/
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public String getHeaderValue() {
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if (this.value != null) {
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return this.value;
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} else {
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String encodedHdr = null;
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try {
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// Bug fix submitted by Lamine Brahimi
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encodedHdr = this.encode();
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} catch (Exception ex) {
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return null;
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}
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StringBuffer buffer = new StringBuffer(encodedHdr);
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while (buffer.length() > 0 && buffer.charAt(0) != ':') {
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buffer.deleteCharAt(0);
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}
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buffer.deleteCharAt(0);
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this.value = buffer.toString().trim();
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return this.value;
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}
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}
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/**
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* Return the canonical encoding of this header.
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*/
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public String encode() {
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return new StringBuffer(this.headerName)
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.append(COLON)
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.append(SP)
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.append(this.value)
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.append(NEWLINE)
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.toString();
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}
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/**
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* Return just the body of this header encoded (leaving out the
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* name and the CRLF at the end).
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*/
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public String encodeBody() {
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return this.getHeaderValue();
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}
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}
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