From fad746246cccf127d2ceb085135d4d1a8bda6484 Mon Sep 17 00:00:00 2001
From: jzhou <jzhou>
Date: Sat, 19 Nov 2011 00:57:39 +0000
Subject: [PATCH] fix some MGC classes

---
 Robust/src/ClassLibrary/MGC/HashMap.java        | 12 ++++++------
 Robust/src/ClassLibrary/MGC/gnu/LinkedList.java |  2 +-
 2 files changed, 7 insertions(+), 7 deletions(-)

diff --git a/Robust/src/ClassLibrary/MGC/HashMap.java b/Robust/src/ClassLibrary/MGC/HashMap.java
index 1edd6c8f..e28991a3 100644
--- a/Robust/src/ClassLibrary/MGC/HashMap.java
+++ b/Robust/src/ClassLibrary/MGC/HashMap.java
@@ -156,13 +156,13 @@ public class HashMap implements Map {
         
         public int size()
         {
-          return size;
+          return numItems;
         }
 
         public Iterator iterator()
         {
           // Cannot create the iterator directly, because of LinkedHashMap.
-          return HashMapIterator(HashMap.this, 1);
+          return new HashMapIterator(HashMap.this, 1);
         }
 
         public void clear()
@@ -182,14 +182,14 @@ public class HashMap implements Map {
       {
         public int size()
         {
-          return size;
+          return numItems;
         }
 
         public Iterator iterator()
         {
           // Cannot create the iterator directly, because of LinkedHashMap.
           //return HashMap.this.iterator(KEYS);
-          return HashMapIterator(HashMap.this, 0);
+          return new HashMapIterator(HashMap.this, 0);
         }
 
         public void clear()
@@ -207,9 +207,9 @@ public class HashMap implements Map {
           // Test against the size of the HashMap to determine if anything
           // really got removed. This is necessary because the return value
           // of HashMap.remove() is ambiguous in the null case.
-          int oldsize = size;
+          int oldsize = numItems;
           HashMap.this.remove(o);
-          return oldsize != size;
+          return oldsize != numItems;
         }
       };
     return keys;
diff --git a/Robust/src/ClassLibrary/MGC/gnu/LinkedList.java b/Robust/src/ClassLibrary/MGC/gnu/LinkedList.java
index e3991f9e..efbcfe93 100644
--- a/Robust/src/ClassLibrary/MGC/gnu/LinkedList.java
+++ b/Robust/src/ClassLibrary/MGC/gnu/LinkedList.java
@@ -21,7 +21,7 @@ public class LinkedList implements Queue {
     clear();
   }
 
-  public void add(Object o) {
+  public boolean add(Object o) {
     if( tail == null ) {
       head = new LinkedListElement(o, null, null);
       tail = head;
-- 
2.34.1