We can now list supported bluetooth services

library/src/main/java/uk/co/alt236/bluetoothlelib/device/BluetoothLeDevice.java

@@ -7,7 +7,10 @@ import android.os.Parcelable;
 
 import java.io.Serializable;
 import java.util.Arrays;
+import java.util.Collections;
+import java.util.HashSet;
 import java.util.Map;
+import java.util.Set;
 
 import uk.co.alt236.bluetoothlelib.device.adrecord.AdRecordStore;
 import uk.co.alt236.bluetoothlelib.resolvers.BluetoothClassResolver;
@@ -55,6 +58,7 @@ public class BluetoothLeDevice implements Parcelable {
     private final long mFirstTimestamp;
     private int mCurrentRssi;
     private long mCurrentTimestamp;
+    private transient Set<BluetoothService> mServiceSet;
 
     /**
      * Instantiates a new Bluetooth LE device.
@@ -221,6 +225,25 @@ public class BluetoothLeDevice implements Parcelable {
         return BluetoothClassResolver.resolveMajorDeviceClass(mDevice.getBluetoothClass().getMajorDeviceClass());
     }
 
+    public Set<BluetoothService> getBluetoothDeviceKnownSupportedServices() {
+        if (mServiceSet == null) {
+            synchronized (this) {
+                if (mServiceSet == null) {
+                    final Set<BluetoothService> serviceSet = new HashSet<>();
+                    for (final BluetoothService service : BluetoothService.values()) {
+
+                        if (mDevice.getBluetoothClass().hasService(service.getAndroidConstant())) {
+                            serviceSet.add(service);
+                        }
+                    }
+                    mServiceSet = Collections.unmodifiableSet(serviceSet);
+                }
+            }
+        }
+
+        return mServiceSet;
+    }
+
     /**
      * Gets the device.
      *

library/src/main/java/uk/co/alt236/bluetoothlelib/device/BluetoothService.java

@@ -0,0 +1,28 @@
+package uk.co.alt236.bluetoothlelib.device;
+
+import android.bluetooth.BluetoothClass;
+
+/**
+ *
+ */
+public enum BluetoothService {
+    AUDIO(BluetoothClass.Service.AUDIO),
+    CAPTURE(BluetoothClass.Service.CAPTURE),
+    INFORMATION(BluetoothClass.Service.INFORMATION),
+    LIMITED_DISCOVERABILITY(BluetoothClass.Service.LIMITED_DISCOVERABILITY),
+    NETWORKING(BluetoothClass.Service.NETWORKING),
+    OBJECT_TRANSFER(BluetoothClass.Service.OBJECT_TRANSFER),
+    POSITIONING(BluetoothClass.Service.POSITIONING),
+    RENDER(BluetoothClass.Service.RENDER),
+    TELEPHONY(BluetoothClass.Service.TELEPHONY);
+
+    private final int mAndroidConstant;
+
+    BluetoothService(final int androidCode){
+        mAndroidConstant = androidCode;
+    }
+
+    public int getAndroidConstant(){
+        return mAndroidConstant;
+    }
+}