<dependency>
    <groupId>io.ultreia</groupId>
    <artifactId>bluecove</artifactId>
    <version>2.1.1</version>
</dependency>

import javax.bluetooth.*;
 
public class BlueCoveTest {
    public static void main(String[] args) {
        LocalDevice localDevice = LocalDevice.getLocalDevice();
        System.out.println("Local Device Name: " + localDevice.getFriendlyName());
    }
}

package com.vipsoft.boot;

import javax.bluetooth.*;
import java.io.IOException;

public class BleDiscoverDevices {

    final static Object inquiryCompletedEvent = new Object();

    public static void main(String[] args) {
        try {
            synchronized (inquiryCompletedEvent) {
                // 獲取本地藍(lán)牙設(shè)備
                LocalDevice localDevice = LocalDevice.getLocalDevice();
                // 獲取藍(lán)牙設(shè)備管理器
                DiscoveryAgent agent = localDevice.getDiscoveryAgent();
                // 設(shè)置設(shè)備發(fā)現(xiàn)監(jiān)聽(tīng)器
                DeviceDiscoveryListener listener = new DeviceDiscoveryListener();
                // 開(kāi)始發(fā)現(xiàn)附近的藍(lán)牙設(shè)備
                boolean started = agent.startInquiry(DiscoveryAgent.GIAC, listener);
                if (started) {
                    System.out.println("開(kāi)始搜索...");
                    inquiryCompletedEvent.wait();
                    agent.cancelInquiry(listener);
                }
            }
        } catch (Exception e) {
            e.printStackTrace();
        }
    }

    public static class DeviceDiscoveryListener implements DiscoveryListener {
        @Override
        public void deviceDiscovered(RemoteDevice remoteDevice, DeviceClass deviceClass) {
            try {
                String deviceName = remoteDevice.getFriendlyName(false);
                String address = remoteDevice.getBluetoothAddress();
                System.out.println("發(fā)現(xiàn)藍(lán)牙設(shè)備 Address: " + address + " Device: " + deviceName);
            } catch (IOException e) {
                e.printStackTrace();
            }
        }

        @Override
        public void servicesDiscovered(int i, ServiceRecord[] serviceRecords) {
            for (ServiceRecord record : serviceRecords) {
                System.out.println("Service discovered: " + record.getConnectionURL(ServiceRecord.NOAUTHENTICATE_NOENCRYPT, false));
            }
        }

        @Override
        public void serviceSearchCompleted(int i, int i1) {
            System.out.println("Service search completed");
        }

        @Override
        public void inquiryCompleted(int i) {
            System.out.println("搜索完成");
            synchronized (inquiryCompletedEvent) {
                inquiryCompletedEvent.notifyAll();
            }
        }
    }
}