X-Git-Url: http://source.jalview.org/gitweb/?a=blobdiff_plain;f=src%2Fjalview%2Ffts%2Fcore%2FDecimalFormatTableCellRenderer.java;h=2453742cf34497a31227f15462c7bf6769b5f33c;hb=refs%2Fheads%2Fimprovement%2FJAL-4279_gracefully_handle_failure_to_openviaCLI;hp=8a8e7ab37af116300006192c5901415b014f4c84;hpb=3d0101179759ef157b088ea135423cd909512d9f;p=jalview.git

diff --git a/src/jalview/fts/core/DecimalFormatTableCellRenderer.java b/src/jalview/fts/core/DecimalFormatTableCellRenderer.java
index 8a8e7ab..2453742 100644
--- a/src/jalview/fts/core/DecimalFormatTableCellRenderer.java
+++ b/src/jalview/fts/core/DecimalFormatTableCellRenderer.java
@@ -61,16 +61,15 @@ public class DecimalFormatTableCellRenderer extends DefaultTableCellRenderer
     super.setHorizontalAlignment(JLabel.RIGHT);
   }
 
+  /**
+   * Adapts the default method to ensure that double values are formatted for
+   * display
+   */
   @Override
   public Component getTableCellRendererComponent(JTable table, Object value,
           boolean isSelected, boolean hasFocus, int row, int column)
   {
-    if (value == null)
-    {
-      return null;
-    }
-
-    value = formatter.format(value);
+    value = value == null ? "" : formatter.format(value);
 
     return super.getTableCellRendererComponent(table, value, isSelected,
             hasFocus, row, column);