BridJ: fixed issue #37 (allow iterating on unbound pointers).

ochafik · ochafik · commit 43a48c665839 · 2010-11-26T10:06:26.000Z
diff --git a/libraries/Runtime/BridJ/src/main/velocity/org/bridj/Pointer.java b/libraries/Runtime/BridJ/src/main/velocity/org/bridj/Pointer.java
@@ -547,15 +547,16 @@ public long getValidElements() {
      */
     public ListIterator<T> iterator() {
     	return new ListIterator<T>() {
-    		Pointer<T> next = Pointer.this.getValidElements() > 0 ? Pointer.this : null;
+    		Pointer<T> next = Pointer.this.getValidElements() != 0 ? Pointer.this : null;
     		Pointer<T> previous;
     		@Override
 			public T next() {
 				if (next == null)
 					throw new NoSuchElementException();
                 T value = next.get();
                 previous = next;
-				next = next.getValidElements() > 1 ? next.next(1) : null;
+                long valid = next.getValidElements();
+				next = valid < 0 || valid > 1 ? next.next(1) : null;
 				return value;
 			}
 			@Override
