- added equals method

- overrode stringPrefix with "LinkedList"

1 files changed, 11 insertions, 3 deletions

diff --git a/sources/scala/collection/mutable/LinkedList.scala b/sources/scala/collection/mutable/LinkedList.scala
index 09d4819576..c04f612a9e 100644
--- a/sources/scala/collection/mutable/LinkedList.scala
+++ b/sources/scala/collection/mutable/LinkedList.scala
@@ -16,7 +16,15 @@ package scala.collection.mutable;
  *  @version 1.0, 08/07/2003
  */
 
-class LinkedList[A](head: A, tail: LinkedList[A]) extends SingleLinkedList[A, LinkedList[A]] {
-    elem = head;
-    next = tail;
+class LinkedList[A](head: A, tail: LinkedList[A])
+  extends SingleLinkedList[A, LinkedList[A]]
+{
+  elem = head;
+  next = tail;
+
+  override def equals(obj: Any): Boolean =
+    obj.isInstanceOf[LinkedList[A]]
+      && toList.equals((obj.asInstanceOf[LinkedList[A]]).toList);
+
+  override protected def stringPrefix: String = "LinkedList";
 }