servicediscoverer.java

蓝牙 Obex 源码 J2me 初学者必须的东西

import javax.bluetooth.*;
import java.io.*;
import java.util.Vector;

public class ServiceDiscoverer extends Thread implements DiscoveryListener {
    
	UUID[] uuidSet = {new UUID("8841", true)};
	int[] attrSet = {0x0100, 0x0003, 0x0004};
    
	FileClient client;
	ServiceRecord serviceRecord;
	String connectionURL;
	Vector deviceList;

    
	public ServiceDiscoverer(FileClient client, Vector deviceList) {

		this.client = client;
		this.deviceList = deviceList;

	}
    

	public void run(){

		try {
			LocalDevice localDevice = LocalDevice.getLocalDevice();
			DiscoveryAgent discoveryAgent = localDevice.getDiscoveryAgent();
			RemoteDevice remoteDevice = null;

			for(int i=0; i<deviceList.size(); i++){
			
				remoteDevice = (RemoteDevice)deviceList.get(i);

				client.updateStatus("[client:] Searching for Services on: "  + remoteDevice.getFriendlyName(true)+ " (" + remoteDevice.getBluetoothAddress() + ")" );
				discoveryAgent.searchServices(attrSet, uuidSet, remoteDevice, this);
				try{
					Thread.sleep(2000);
				} catch (Exception e){
				}

			}

		}
		catch(Exception e) {
			e.printStackTrace();
		}

	}


	public void servicesDiscovered(int transID, ServiceRecord[] servRecord) {
        
		for(int i = 0; i < servRecord.length; i++) {

	            DataElement serviceNameElement = servRecord[i].getAttributeValue(0x0100);
			String serviceName = (String)serviceNameElement.getValue();	

			if(serviceName.equals("FTP")){

				client.updateStatus("[client:] A matching service has been found");
				
				try {
					connectionURL = servRecord[i].getConnectionURL(1,false);
				} catch (Exception e){
					client.updateStatus("[client:] oops");
				}
               
				client.updateStatus("[client:] The connection URL is: " + connectionURL );
				client.serviceButton.setEnabled(false);
				client.connButton.setEnabled(true);
			}
		}
	}
    


	public void serviceSearchCompleted(int transID, int respCode) {

		String searchStatus = null;

		if (respCode == DiscoveryListener.SERVICE_SEARCH_DEVICE_NOT_REACHABLE) {
			searchStatus = "Device not reachable";
		}
		else if (respCode == DiscoveryListener.SERVICE_SEARCH_NO_RECORDS) {
			searchStatus = "Service not available";
		}
		else if (respCode == DiscoveryListener.SERVICE_SEARCH_COMPLETED) {
			searchStatus = "Service search completed";
		}
		else if (respCode == DiscoveryListener.SERVICE_SEARCH_TERMINATED) {
			searchStatus = "Service search terminated";
		}
		else if (respCode == DiscoveryListener.SERVICE_SEARCH_ERROR) {
			searchStatus = "Service search error";
		}
		
		client.updateStatus("[client:] " + searchStatus);
	}

    
    public void inquiryCompleted(int discType){}
    
    public void deviceDiscovered(RemoteDevice btDevice, DeviceClass cod){}
    
}