Java GATTCharacteristic and -Descriptor readValue shall return an empty byte-array in case of error

2 files changed, 2 insertions, 2 deletions

diff --git a/java/jni/direct_bt/DBTGattCharacteristic.cxx b/java/jni/direct_bt/DBTGattCharacteristic.cxx
index 637b57e9..5c5480fe 100644
--- a/java/jni/direct_bt/DBTGattCharacteristic.cxx
+++ b/java/jni/direct_bt/DBTGattCharacteristic.cxx
@@ -113,7 +113,7 @@ jbyteArray Java_direct_1bt_tinyb_DBTGattCharacteristic_readValueImpl(JNIEnv *env
         POctets res(GATTHandler::ClientMaxMTU, 0);
         if( !characteristic->readValue(res) ) {
             ERR_PRINT("Characteristic readValue failed: %s", characteristic->toString().c_str());
-            return JNI_FALSE;
+            return env->NewByteArray((jsize)0);
         }
 
         const size_t value_size = res.getSize();
diff --git a/java/jni/direct_bt/DBTGattDescriptor.cxx b/java/jni/direct_bt/DBTGattDescriptor.cxx
index 2a3443fc..17a1a118 100644
--- a/java/jni/direct_bt/DBTGattDescriptor.cxx
+++ b/java/jni/direct_bt/DBTGattDescriptor.cxx
@@ -65,7 +65,7 @@ jbyteArray Java_direct_1bt_tinyb_DBTGattDescriptor_readValueImpl(JNIEnv *env, jo
 
         if( !descriptor->readValue() ) {
             ERR_PRINT("Characteristic readValue failed: %s", descriptor->toString().c_str());
-            return JNI_FALSE;
+            return env->NewByteArray((jsize)0);
         }
         const size_t value_size = descriptor->value.getSize();
         jbyteArray jres = env->NewByteArray((jsize)value_size);