From dd7daab3eff429f6b20e1d28a0bf2f720222c425 Mon Sep 17 00:00:00 2001
From: sjfink <sjfink@f5eafffb-2e1d-0410-98e4-8ec43c5233c4>
Date: Tue, 17 Jul 2007 13:40:10 +0000
Subject: [PATCH] bug fix so iterator() does not return trailing null values

git-svn-id: https://wala.svn.sourceforge.net/svnroot/wala/trunk@1497 f5eafffb-2e1d-0410-98e4-8ec43c5233c4
---
 .../src/com/ibm/wala/util/intset/SimpleVector.java       | 9 ++++++---
 1 file changed, 6 insertions(+), 3 deletions(-)

diff --git a/com.ibm.wala.core/src/com/ibm/wala/util/intset/SimpleVector.java b/com.ibm.wala.core/src/com/ibm/wala/util/intset/SimpleVector.java
index 8fa5bc9ca..3baf2899b 100644
--- a/com.ibm.wala.core/src/com/ibm/wala/util/intset/SimpleVector.java
+++ b/com.ibm.wala.core/src/com/ibm/wala/util/intset/SimpleVector.java
@@ -10,14 +10,13 @@
  *******************************************************************************/
 package com.ibm.wala.util.intset;
 
-import java.util.Arrays;
+import java.util.ArrayList;
 import java.util.Iterator;
 
 import com.ibm.wala.util.debug.Assertions;
 import com.ibm.wala.util.debug.Trace;
 
 /**
- * 
  * simple implementation of IVector
  * 
  * @author sfink
@@ -103,7 +102,11 @@ public class SimpleVector<T> implements IVector<T> {
 
   @SuppressWarnings("unchecked")
   public Iterator<T> iterator() {
-    return (Iterator<T>) Arrays.asList(store).iterator();
+    ArrayList<T> result = new ArrayList<T>();
+    for (int i =0; i <= maxIndex; i++) {
+      result.add((T) store[i]);
+    }
+    return result.iterator();
   }
 
   public int getMaxIndex() {