From: yeom <yeom>
Date: Wed, 2 May 2012 17:33:38 +0000 (+0000)
Subject: fix: the return value declarations were missing in some method declarations in the... 
X-Git-Url: http://plrg.eecs.uci.edu/git/?p=IRC.git;a=commitdiff_plain;h=4752a9f9ab6b7fd5a9c0dc4cad10459e8f60afa1;ds=sidebyside

fix: the return value declarations were missing in some method declarations in the LinkedList class. so curious about how it could work well without having a compilation error.
---

diff --git a/Robust/src/ClassLibrary/LinkedList.java b/Robust/src/ClassLibrary/LinkedList.java
index 2923f400..7cd250ac 100644
--- a/Robust/src/ClassLibrary/LinkedList.java
+++ b/Robust/src/ClassLibrary/LinkedList.java
@@ -21,7 +21,7 @@ public class LinkedList {
     clear();
   }
 
-  public add(Object o) {
+  public void add(Object o) {
     if( tail == null ) {
       head = new LinkedListElement(o, null, null);
       tail = head;
@@ -33,7 +33,7 @@ public class LinkedList {
     size++;
   }
 
-  public addFirst(Object o) {
+  public void addFirst(Object o) {
     if( head == null ) {
       head = new LinkedListElement(o, null, null);
       tail = head;
@@ -45,11 +45,11 @@ public class LinkedList {
     size++;
   }
 
-  public addLast(Object o) {
+  public void addLast(Object o) {
     add(o);
   }
 
-  public clear() {
+  public void clear() {
     head = null;
     tail = null;
     size = 0;