Fixes #51: o:massAttribute should be applied on NEW children only.

omnifaces · Aug 18, 2014 · 4ac9011 · 4ac9011
1 parent 93df1a4
commit 4ac9011
Showing 1 changed file with 6 additions and 2 deletions.
diff --git a/src/main/java/org/omnifaces/taghandler/MassAttribute.java b/src/main/java/org/omnifaces/taghandler/MassAttribute.java
@@ -15,6 +15,7 @@
 import static org.omnifaces.util.Utils.unmodifiableSet;
 
 import java.io.IOException;
+import java.util.ArrayList;
 import java.util.List;
 import java.util.Set;
 
@@ -132,10 +133,13 @@ public MassAttribute(TagConfig config) {
 
 	@Override
 	public void apply(FaceletContext context, UIComponent parent) throws IOException {
+		List<UIComponent> oldChildren = new ArrayList<>(parent.getChildren());
 		nextHandler.apply(context, parent);
 
 		if (ComponentHandler.isNew(parent)) {
-			applyMassAttribute(context, parent.getChildren());
+			List<UIComponent> newChildren = new ArrayList<>(parent.getChildren());
+			newChildren.removeAll(oldChildren);
+			applyMassAttribute(context, newChildren);
 		}
 	}
 
@@ -156,4 +160,4 @@ private void applyMassAttribute(FaceletContext context, List<UIComponent> childr
 		}
 	}
 
-}
+}