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TreeSet.java (clone): Made subclass safe, use super.clone(), not new.

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* java/util/TreeSet.java (clone): Made subclass safe, use
	super.clone(), not new.
	* java/util/TreeMap.java (clone): Likewise.

From-SVN: r39734
This commit is contained in:
Bryce McKinlay 2001-02-16 01:49:40 +00:00 • committed by Bryce McKinlay
parent 01a49191c1
commit 07add946aa
3 changed files with 28 additions and 6 deletions
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13
libjava/java/util/TreeSet.java
View file

@ -44,8 +44,8 @@ import java.io.ObjectOutputStream;
* TreeSet is a part of the JDK1.2 Collections API.
*
* @author Jon Zeppieri
* @version $Revision: 1.1 $
* @modified $Id: TreeSet.java,v 1.1 2001/02/14 04:44:21 bryce Exp $
* @version $Revision: 1.2 $
* @modified $Id: TreeSet.java,v 1.2 2001/02/15 03:59:57 bryce Exp $
*/
public class TreeSet extends AbstractSet
@ -157,7 +157,14 @@ public class TreeSet extends AbstractSet
/** Returns a shallow copy of this Set. */
public Object clone()
{
TreeSet copy = new TreeSet();
TreeSet copy = null;
try
{
copy = (TreeSet) super.clone();
}
catch (CloneNotSupportedException x)
{
}
copy.map = (SortedMap) ((TreeMap) map).clone();
return copy;
}