java: Add hashCode function for BluetoothObjects

Signed-off-by: Petre Eftime <[email protected]>

2 files changed, 14 insertions, 0 deletions

diff --git a/java/BluetoothObject.java b/java/BluetoothObject.java
index 9c8a710a..88170571 100644
--- a/java/BluetoothObject.java
+++ b/java/BluetoothObject.java
@@ -70,4 +70,11 @@ public abstract class BluetoothObject implements Cloneable
             return false;
         return operatorEqual((BluetoothObject)obj);
     }
+
+    protected native String getObjectPath();
+
+    public int hashCode() {
+        String objectPath = getObjectPath();
+        return objectPath.hashCode();
+    }
 }
diff --git a/java/jni/BluetoothObject.cxx b/java/jni/BluetoothObject.cxx
index 9c2a8f3c..0f1e3909 100644
--- a/java/jni/BluetoothObject.cxx
+++ b/java/jni/BluetoothObject.cxx
@@ -61,3 +61,10 @@ jboolean Java_tinyb_BluetoothObject_operatorEqual(JNIEnv *env, jobject obj, jobj
     return (*obj_b) == (*obj_other);
 }
 
+jstring Java_tinyb_BluetoothObject_getObjectPath(JNIEnv *env, jobject obj)
+{
+    BluetoothObject *obj_b = getInstance<BluetoothObject>(env, obj);
+
+    return env->NewStringUTF(obj_b->get_object_path().c_str());
+}
+