HOP-2500 : Show last rows widget is showing incorrect data

apache · Feb 5, 2021 · d93fa01 · d93fa01
1 parent 31ad2e4
commit d93fa01
Showing 1 changed file with 11 additions and 0 deletions.
diff --git a/ui/src/main/java/org/apache/hop/ui/hopgui/file/pipeline/HopGuiPipelineGraph.java b/ui/src/main/java/org/apache/hop/ui/hopgui/file/pipeline/HopGuiPipelineGraph.java
@@ -30,6 +30,7 @@
 import org.apache.hop.core.action.GuiContextAction;
 import org.apache.hop.core.exception.HopException;
 import org.apache.hop.core.exception.HopTransformException;
+import org.apache.hop.core.exception.HopValueException;
 import org.apache.hop.core.extension.ExtensionPointHandler;
 import org.apache.hop.core.extension.HopExtensionPoint;
 import org.apache.hop.core.gui.AreaOwner;
@@ -4143,6 +4144,16 @@ public void rowWrittenEvent(IRowMeta rowMeta, Object[] row)
                     }
                   }
 
+                  // Clone the row to make sure we capture the correct values
+                  //
+                  if (sampleType != SampleType.None) {
+                    try {
+                      row = rowMeta.cloneRow(row);
+                    } catch (HopValueException e) {
+                      throw new HopTransformException("Error copying row for preview purposes", e);
+                    }
+                  }
+
                   switch (sampleType) {
                     case First:
                       {