From ef671f41754b1eef032f3f284b0b1bc8941b7941 Mon Sep 17 00:00:00 2001
From: Tom Tromey <tromey@redhat.com>
Date: Wed, 5 Sep 2001 00:14:15 +0000
Subject: AbstractMap.java: Re-merged with Classpath.

	* java/util/AbstractMap.java: Re-merged with Classpath.
	* java/util/IdentityHashMap.java: Re-merged with Classpath.

From-SVN: r45391
---
 libjava/java/util/IdentityHashMap.java | 17 ++++++++++++++---
 1 file changed, 14 insertions(+), 3 deletions(-)

(limited to 'libjava/java/util/IdentityHashMap.java')

diff --git a/libjava/java/util/IdentityHashMap.java b/libjava/java/util/IdentityHashMap.java
index 5a1d76b..c23f8ac 100644
--- a/libjava/java/util/IdentityHashMap.java
+++ b/libjava/java/util/IdentityHashMap.java
@@ -83,11 +83,22 @@ public class IdentityHashMap extends AbstractMap
     size = 0;
   }
 
+  /**
+   * Creates a shallow copy where keys and values are not cloned.
+   */
   public Object clone ()
   {
-    IdentityHashMap copy = (IdentityHashMap) super.clone ();
-    copy.table = (Object[]) table.clone ();
-    return copy;
+    try 
+      {
+        IdentityHashMap copy = (IdentityHashMap) super.clone ();
+	copy.table = (Object[]) table.clone ();
+	return copy;
+      }
+    catch (CloneNotSupportedException e) 
+      {
+	// Can't happen.
+	return null;
+      }
   }
 
   public boolean containsKey (Object key)
-- 
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