[HOP-FieldSplit] issue in FieldSplit transform

plugins/transforms/fieldsplitter/src/main/java/org/apache/hop/pipeline/transforms/fieldsplitter/FieldSplitter.java

@@ -64,6 +64,14 @@ private Object[] splitField(Object[] r) throws HopException {
                 PKG, "FieldSplitter.Log.SplitFieldNotValid", meta.getSplitField())));
       }
 
+      //check if the new field is empty or not
+      int newFieldsCount = meta.getFieldsCount();
+
+      if (newFieldsCount <= 0) {
+        throw new HopValueException(
+                (BaseMessages.getString(
+                        PKG, "FieldSplitter.Log.SplitMetaNameNotValid")));
+      }
       // prepare the outputMeta
       //
       data.outputMeta = getInputRowMeta().clone();

plugins/transforms/fieldsplitter/src/main/java/org/apache/hop/pipeline/transforms/fieldsplitter/FieldSplitterDialog.java

@@ -395,6 +395,16 @@ private void ok() {
 
     input.allocate(nrFields);
 
+    //check if the new field is empty or not
+
+    if (input.getFieldName().length <= 0) {
+      new ErrorDialog(
+              shell,
+              BaseMessages.getString(PKG, "FieldSplitterDialog.FailedToGetFields.DialogTitle"),
+              BaseMessages.getString(PKG, "FieldSplitter.Log.SplitMetaNameNotValid"),null);
+      return;
+    }
+
     // CHECKSTYLE:Indentation:OFF
     for (int i = 0; i < input.getFieldName().length; i++) {
       final TableItem ti = wFields.getNonEmpty(i);

plugins/transforms/fieldsplitter/src/main/resources/org/apache/hop/pipeline/transforms/fieldsplitter/messages/messages_en_US.properties

@@ -73,3 +73,5 @@ FieldSplitter.Injection.NULL_IF=Value to convert to null
 FieldSplitter.Injection.DEFAULT=The default value in case of null
 FieldSplitter.Injection.TRIM_TYPE=The trim type (none, left, right, both)
 FieldSplitterMeta.keyword=field,splitter
+FieldSplitter.Log.SplitMetaNameNotValid=The new field's list can not be empty
+

plugins/transforms/fieldsplitter/src/main/resources/org/apache/hop/pipeline/transforms/fieldsplitter/messages/messages_zh_CN.properties

@@ -59,3 +59,5 @@ FieldSplitterMeta.Exception.UnableToLoadTransformMetaFromXML=Unable to load tran
 FieldSplitterMeta.keyword=field,splitter
 SplitFields.Description=\u8BE5 Transform \u5141\u8BB8\u60A8\u62C6\u5206\u5355\u4E2A\u5B57\u6BB5\u5230\u591A\u4E2A\u5B57\u6BB5\u4E2D
 SplitFields.Name=\u62C6\u5206\u5B57\u6BB5
+FieldSplitter.Log.SplitMetaNameNotValid=\u65b0\u5b57\u6bb5\u5217\u8868\u4e0d\u80fd\u4e3a\u7a7a
+