146 lines
4.7 KiB
Java
146 lines
4.7 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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import javax.sip.header.*;
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import java.text.ParseException;
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/**
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* Event SIP Header.
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*
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*@version 1.2 $Revision: 1.7 $ $Date: 2007/06/28 15:08:42 $
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*@since 1.1
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*
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*@author M. Ranganathan <br/>
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*@author Olivier Deruelle <br/>
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*
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*
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*/
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public class Event extends ParametersHeader implements EventHeader {
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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 = -6458387810431874841L;
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protected String eventType;
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/**
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* Creates a new instance of Event
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*/
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public Event() {
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super(EVENT);
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}
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/**
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* Sets the eventType to the newly supplied eventType string.
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*
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* @param eventType - the new string defining the eventType supported
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* in this EventHeader
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* @throws ParseException which signals that an error has been reached
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* unexpectedly while parsing the eventType value.
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*/
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public void setEventType(String eventType) throws ParseException {
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if (eventType == null)
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throw new NullPointerException(" the eventType is null");
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this.eventType = eventType;
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}
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/**
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* Gets the eventType of the EventHeader.
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*
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* @return the string object identifing the eventType of EventHeader.
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*/
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public String getEventType() {
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return eventType;
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}
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/**
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* Sets the id to the newly supplied <var>eventId</var> string.
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*
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* @param eventId - the new string defining the eventId of this EventHeader
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* @throws ParseException which signals that an error has been reached
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* unexpectedly while parsing the eventId value.
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*/
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public void setEventId(String eventId) throws ParseException {
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if (eventId == null)
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throw new NullPointerException(" the eventId parameter is null");
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setParameter(ParameterNames.ID, eventId);
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}
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/**
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* Gets the id of the EventHeader. This method may return null if the
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* "eventId" is not set.
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* @return the string object identifing the eventId of EventHeader.
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*/
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public String getEventId() {
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return getParameter(ParameterNames.ID);
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}
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/**
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* Encode in canonical form.
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* @return String
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*/
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public String encodeBody() {
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return encodeBody(new StringBuffer()).toString();
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}
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protected StringBuffer encodeBody(StringBuffer buffer) {
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if (eventType != null)
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buffer.append(eventType);
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if (!parameters.isEmpty()) {
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buffer.append(SEMICOLON);
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this.parameters.encode(buffer);
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}
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return buffer;
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}
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/**
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* Return true if the given event header matches the supplied one.
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*
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* @param matchTarget -- event header to match against.
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*/
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public boolean match(Event matchTarget) {
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if (matchTarget.eventType == null && this.eventType != null)
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return false;
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else if (matchTarget.eventType != null && this.eventType == null)
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return false;
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else if (this.eventType == null && matchTarget.eventType == null)
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return false;
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else if (getEventId() == null && matchTarget.getEventId() != null)
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return false;
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else if (getEventId() != null && matchTarget.getEventId() == null)
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return false;
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return matchTarget.eventType.equalsIgnoreCase(this.eventType)
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&& ((this.getEventId() == matchTarget.getEventId())
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|| this.getEventId().equalsIgnoreCase(matchTarget.getEventId()));
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}
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}
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