/*
 * Copyright (C) 2005 Luca Veltri - University of Parma - Italy
 * 
 * This file is part of MjSip (http://www.mjsip.org)
 * 
 * MjSip is free software; you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation; either version 2 of the License, or
 * (at your option) any later version.
 * 
 * MjSip is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 * 
 * You should have received a copy of the GNU General Public License
 * along with MjSip; if not, write to the Free Software
 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
 * 
 * Author(s):
 * Luca Veltri (luca.veltri@unipr.it)
 */

package org.zoolu.sip.message;

/**
 * Class SipMethods extends org.zoolu.sip.message.BaseSipMethods and collects
 * all SIP method names.
 */
public class SipMethods extends BaseSipMethods {

	// ****************************** Extensions
	// *******************************/

	/** String "SUBSCRIBE" */
	public static final String SUBSCRIBE = "SUBSCRIBE";

	/** Whether <i>str</i> is SUBSCRIBE */
	public static boolean isSubscribe(String str) {
		return same(str, SUBSCRIBE);
	}

	/** String "NOTIFY" */
	public static final String NOTIFY = "NOTIFY";

	/** Whether <i>str</i> is NOTIFY */
	public static boolean isNotify(String str) {
		return same(str, NOTIFY);
	}

	/** String "MESSAGE" for method MESSAGE defined in RFC3428 */
	public static final String MESSAGE = "MESSAGE";

	/** Whether <i>str</i> is MESSAGE */
	public static boolean isMessage(String str) {
		return same(str, MESSAGE);
	}

	/** String "REFER" for method REFER defined in RFC3515 */
	public static final String REFER = "REFER";

	/** Whether <i>str</i> is REFER */
	public static boolean isRefer(String str) {
		return same(str, REFER);
	}

	/** String "PUBLISH" for method PUBLISH defined in RFC3903 */
	public static final String PUBLISH = "PUBLISH";

	/** Whether <i>str</i> is PUBLISH */
	public static boolean isPublish(String str) {
		return same(str, PUBLISH);
	}

	/** Array of all methods ( standard (RFC3261) + new (RFC3428,..) ) */
	public static final String[] methods = { INVITE, ACK, CANCEL, BYE, INFO,
			OPTION, REGISTER, UPDATE, SUBSCRIBE, NOTIFY, MESSAGE, REFER,
			PUBLISH };

	/** Array of all methods that create a dialog */
	public static final String[] dialog_methods = { INVITE, SUBSCRIBE };
}
