publis barcode error event for Android

@@ -24,6 +24,12 @@ class BarcodeHandler(binaryMessenger: BinaryMessenger) : EventChannel.StreamHand
         }
     }
 
+    fun publishError(errorCode: String, errorMessage: String, errorDetails: Any?) {
+        Handler(Looper.getMainLooper()).post {
+            eventSink?.error(errorCode, errorMessage, errorDetails)
+        }
+    }
+
     override fun onListen(event: Any?, eventSink: EventChannel.EventSink?) {
         this.eventSink = eventSink
     }

@@ -66,10 +66,7 @@ class MobileScannerHandler(
     }
 
     private val errorCallback: MobileScannerErrorCallback = {error: String ->
-        barcodeHandler.publishEvent(mapOf(
-            "name" to MobileScannerErrorCodes.BARCODE_ERROR,
-            "data" to error,
-        ))
+        barcodeHandler.publishError(MobileScannerErrorCodes.BARCODE_ERROR, error, null)
     }
 
     private var methodChannel: MethodChannel? = null