Merge #5304 from 3.0 into 4.0

eclipse-ee4j · Sep 2, 2023 · e0f7aa8 · e0f7aa8
2 parents a8f7d0c + 5649a0c
commit e0f7aa8
Showing 1 changed file with 6 additions and 2 deletions.
diff --git a/impl/src/main/java/jakarta/faces/component/UIData.java b/impl/src/main/java/jakarta/faces/component/UIData.java
@@ -97,6 +97,10 @@ public class UIData extends UIComponentBase implements NamingContainer, UniqueId
      */
     public static final String COMPONENT_FAMILY = "jakarta.faces.Data";
 
+    // --------------------------------------------------------------- Constants
+
+    private static final ListDataModel EMPTY_DATA_MODEL = new ListDataModel(Collections.emptyList());
+
     // ------------------------------------------------------------ Constructors
 
     /**
@@ -655,7 +659,7 @@ public void setVar(String var) {
 
     public boolean isRowStatePreserved() {
         Boolean b = (Boolean) getStateHelper().get(PropertyKeys.rowStatePreserved);
-        return b == null ? false : b.booleanValue();
+        return b != null && b.booleanValue();
     }
 
     /**
@@ -1695,7 +1699,7 @@ protected DataModel getDataModel() {
         // Synthesize a DataModel around our current value if possible
         Object current = getValue();
         if (current == null) {
-            setDataModel(new ListDataModel(Collections.EMPTY_LIST));
+            setDataModel(EMPTY_DATA_MODEL);
         } else if (current instanceof DataModel) {
             setDataModel((DataModel) current);
         } else if (current instanceof List) {