incubation/bundles/org.eclipse.ecf.provider.phpbb/src/org/eclipse/ecf/internal/provider/phpbb/identity/ThreadID.java

/*******************************************************************************
 * Copyright (c) 2005, 2006 Erkki Lindpere and others.
 * All rights reserved. This program and the accompanying materials
 * are made available under the terms of the Eclipse Public License v1.0
 * which accompanies this distribution, and is available at
 * http://www.eclipse.org/legal/epl-v10.html
 *
 * Contributors:
 *     Erkki Lindpere - initial API and implementation
 *******************************************************************************/
package org.eclipse.ecf.internal.provider.phpbb.identity;

import java.net.URI;
import java.net.URISyntaxException;
import java.net.URL;
import java.util.regex.Matcher;
import java.util.regex.Pattern;

import org.eclipse.ecf.internal.bulletinboard.commons.util.IDUtil;

public class ThreadID extends PHPBBID {

	private static final long serialVersionUID = 6005970691318023633L;

	public ThreadID(PHPBBNamespace namespace, URI uri)
			throws URISyntaxException {
		super(namespace, uri);
	}

	public ThreadID(PHPBBNamespace namespace, URL baseURL, long longValue)
			throws URISyntaxException {
		super(namespace, IDUtil.composeURI(baseURL, "viewtopic.php?t="
				+ longValue));
	}

	public long getLongValue() {
		Matcher m = Pattern.compile("viewtopic.php\\?(?:.*?)t=([0-9]+)")
				.matcher(uri.toString());
		if (m.find()) {
			return Long.parseLong(m.group(1));
		}
		return -1;
	}
}