ServiceRecords.java

/**
 *  BlueCove - Java library for Bluetooth
 *  Copyright (C) 2006-2009 Vlad Skarzhevskyy
 * 
 *  Licensed to the Apache Software Foundation (ASF) under one
 *  or more contributor license agreements.  See the NOTICE file
 *  distributed with this work for additional information
 *  regarding copyright ownership.  The ASF licenses this file
 *  to you under the Apache License, Version 2.0 (the
 *  "License"); you may not use this file except in compliance
 *  with the License.  You may obtain a copy of the License at
 *
 *    http://www.apache.org/licenses/LICENSE-2.0
 *
 *  Unless required by applicable law or agreed to in writing,
 *  software distributed under the License is distributed on an
 *  "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
 *  KIND, either express or implied.  See the License for the
 *  specific language governing permissions and limitations
 *  under the License.
 *
 *  @author vlads
 *  @version $Id$
 */
package net.sf.bluecove.awt;

import java.awt.Choice;
import java.util.Enumeration;
import java.util.Vector;

import javax.bluetooth.DataElement;
import javax.bluetooth.ServiceRecord;
import javax.bluetooth.UUID;

import net.sf.bluecove.Configuration;
import net.sf.bluecove.RemoteDeviceInfo;
import net.sf.bluecove.TestResponderCommon;
import net.sf.bluecove.util.CollectionUtils;
import net.sf.bluecove.util.BluetoothTypesInfo.UUIDConsts;

/**
 * 
 */
public class ServiceRecords {

	public static void populateChoice(Choice choice, boolean obex) {
		Vector sorted = new Vector();
		for (Enumeration en = RemoteDeviceInfo.services.keys(); en.hasMoreElements();) {
			String url = (String) en.nextElement();
			if (url.startsWith("btgoep")) {
				if (!obex) {
					continue;
				}
			} else if (obex) {
				continue;
			}
			int k = url.indexOf(';');
			if (k == -1) {
				continue;
			}
			String info = url.substring(0, k);
			info += "|";
			ServiceRecord serviceRecord = (ServiceRecord) RemoteDeviceInfo.services.get(url);
			while (info.length() < 28) {
				info += " ";
			}
			info += " " + TestResponderCommon.niceDeviceName(serviceRecord.getHostDevice().getBluetoothAddress());
			info += " " + UUIDName(serviceRecord);
			sorted.addElement(info);
		}
		CollectionUtils.sort(sorted);
		for (Enumeration en = sorted.elements(); en.hasMoreElements();) {
			choice.add((String) en.nextElement());
		}
	}

	public static String getChoiceURL(Choice choice) {
		String info = choice.getSelectedItem();
		int k = info.indexOf('|');
		if (k != -1) {
			String url = info.substring(0, k);
			if (Configuration.encrypt.booleanValue()) {
				url += ";authenticate=true;encrypt=true";
			} else if (Configuration.authenticate.booleanValue()) {
				url += ";authenticate=true";
			}
			return url;
		}
		return info;
	}

	public static String UUIDName(ServiceRecord serviceRecord) {
		DataElement d = serviceRecord.getAttributeValue(0x001);
		if ((d == null) || (d.getDataType() != DataElement.DATSEQ)) {
			return "n/a";
		}
		final UUID SERIAL_PORT_UUID = new UUID(0x1101);
		UUID uuid = null;
		Enumeration en = (Enumeration) (d.getValue());
		while (en.hasMoreElements()) {
			DataElement el = (DataElement) en.nextElement();
			if (el.getDataType() != DataElement.UUID) {
				continue;
			}
			UUID u = (UUID) el.getValue();
			if (u != null) {
				if ((uuid != null) && (u.equals(SERIAL_PORT_UUID))) {
					continue;
				}
				uuid = u;
			}
		}
		if (uuid == null) {
			return "n/a";
		}
		return UUIDConsts.getName(uuid);
	}
}