simplediscovery.java

win32平台

/**
 *  BlueCove - Java library for Bluetooth
 *
 *  This library is free software; you can redistribute it and/or
 *  modify it under the terms of the GNU Lesser General Public
 *  License as published by the Free Software Foundation; either
 *  version 2.1 of the License, or (at your option) any later version.
 *
 *  This library 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
 *  Lesser General Public License for more details.
 *
 *  You should have received a copy of the GNU Lesser General Public
 *  License along with this library; if not, write to the Free Software
 *  Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
 *
 *  @version $Id: SimpleDiscovery.java 198 2007-04-30 21:21:17Z skarzhevskyy $
 */
package com.intel.bluetooth.test;

import java.io.IOException;

import javax.bluetooth.BluetoothStateException;
import javax.bluetooth.DataElement;
import javax.bluetooth.DeviceClass;
import javax.bluetooth.DiscoveryAgent;
import javax.bluetooth.DiscoveryListener;
import javax.bluetooth.LocalDevice;
import javax.bluetooth.RemoteDevice;
import javax.bluetooth.ServiceRecord;
import javax.bluetooth.UUID;

import com.intel.bluetooth.DebugLog;

/**
 * This class provides a stand-alone test for Blue Cove
 * 
 */
public class SimpleDiscovery
{

	public static void main(String[] args)
	{

		// System.getProperties().put("bluecove.debug", "true");
		// System.getProperties().put("bluecove.native.path", ".");

		LocalDevice l;
		try
		{
			l = LocalDevice.getLocalDevice();
		} catch (BluetoothStateException e)
		{
			System.err.println("Cannot get local device: " + e);
			return;
		}
		l.getDiscoveryAgent();

		System.out.println("Local btaddr is " + l.getBluetoothAddress());
		System.out.println("Local name is " + l.getFriendlyName());

		BluetoothInquirer bi = new BluetoothInquirer();

		while (true)
		{

			System.out.println("Starting inquiry");

			if (!bi.startInquiry())
				break;
			while (bi.inquiring)
			{
				try
				{
					Thread.sleep(1000);
				} catch (Exception e)
				{
				}
			}
		}
	}

	public static class BluetoothInquirer implements DiscoveryListener
	{
		boolean inquiring;
		

		public boolean startInquiry()
		{
			try
			{
				LocalDevice.getLocalDevice().getDiscoveryAgent().startInquiry(
						DiscoveryAgent.GIAC, this);
			} catch (BluetoothStateException e)
			{
				System.err.println("Cannot start inquiry: " + e);
				return false;
			}
			inquiring = true;
			return true;
		}

		public void deviceDiscovered(RemoteDevice btDevice, DeviceClass cod)
		{
			DebugLog.debug("deviceDiscovered");
			StringBuffer name;
			String nameStr=null;
			
			try
			{
				DebugLog.debug("call getFriendlyName");
				name = new StringBuffer(btDevice.getFriendlyName(false));
				nameStr = name.toString();
			} catch (IOException ioe)
			{
				ioe.printStackTrace();
				name = new StringBuffer();
			}
			while (name.length() < 20)
				name.append(' ');
			System.out.println("Found " + btDevice.getBluetoothAddress()
					+ " :" + name + ": " + cod);
			if (!nameStr.equalsIgnoreCase("Nokia 3230"))
				return;
			
			   int[] attr = new int[]{0x0000, 0x0001, 0x0002, 0x0003, 0x0004,                       
				       0x0005, 0x0006, 0x0007, 0x0008, 0x0009, 0x000A, 0x000B, 0x000C, 0x000D,          
				       0x0100, 0x0101, 0x0102, 0x0200, 0x0201,                                          
				       0x0301, 0x0302, 0x0303, 0x0304, 0x0305, 0x0306, 0x0307, 0x0308, 0x0309,          
				       0x030A, 0x030B, 0x030C, 0x030D, 0x030E, 0x0310, 0x0311, 0x0312, 0x0313 };        
				   //                                                                                   
				   // search for L2CAP services, most services based on L2CAP                           
				   //                                                                                   
				   // note: Rococo simulator required a new instance of Listener for                    
				   // every search. not sure if this is also the case in real devices                   
				   try
				{
					   DiscoveryAgent agent =LocalDevice.getLocalDevice().getDiscoveryAgent();
						
					agent.searchServices( attr, // attributes to retrieve from remote device             
					                        new UUID[]{ new UUID( 0x0100 )  }, // search criteria, 0x0100 = 
					                        btDevice,                                                         
					                        this);
				} catch (BluetoothStateException e)
				{
					// TODO Auto-generated catch block
					e.printStackTrace();
				} // direct discovery response to Listener object

			
		}

		public void printRecord(ServiceRecord record)
		{
			int[] attrids = record.getAttributeIDs();
			for (int i=0;i<attrids.length;i++)
			{
				int id = attrids[i];
				DataElement element = record.getAttributeValue(id);
				System.out.println("attrid="+id+", datatype="+element .toString());
////				if (id==0x0000)
////				{
////					System.out.println("ServiceRecordHandle="+element.INT_4);
////				}else if (id==0x0001)
////				{
////					
//				}
				
			}
			
			
		}
		public void servicesDiscovered(int transID, ServiceRecord[] servRecord)
		{
			System.out.println("[servicesDiscovered] transID="+transID+", servRecord.length="+servRecord.length);
			for (int i=0;i<servRecord.length;i++)
			{
				printRecord(servRecord[i]);
				System.out.println("--------------------------------");
			}
		}

		public void serviceSearchCompleted(int transID, int respCode)
		{
		}

		public void inquiryCompleted(int discType)
		{
			inquiring = false;
		}

	}
}