[HARMONY-1367] [classlib][util] unexpected ClassCastException for Collections.binarySearch(..)

• Type: Bug
• Status: Closed
• Priority: Major
• Resolution: Fixed
• Component/s: Classlib
• Assignee: Mark Hindess
• Reporter: Vladimir Bossicard
• Created: 01/Sep/06 04:09
• Updated: 14/Sep/06 13:53
• Resolved: 14/Sep/06 10:46

Description

The method java.util.Collections.binarySearch(..) throws ClassCastException on Harmony while works OK on RI.

==================== test.java ==================
import java.awt.HeadlessException;
import java.util.*;

public class test {
public static void main(String args[]) {
List localList = new LinkedList();
try

{ Collections.binarySearch(localList, new HeadlessException()); System.out.println("OK: no exception expected!"); }

catch (Exception e)

{ System.out.println("unexpected exception: " + e); }

localList.add(new String());
try

{ Collections.binarySearch(localList, new HeadlessException()); System.out.println("Exception expected!"); }

catch (Exception e)

{ System.out.println("OK: " + e); }

}
}
=============================================

Output:
C:\tmp\tmp17>C:\jrockit-jdk1.5.0-windows-ia32\bin\java.exe -cp . -showversion test
java version "1.5.0"
Java(TM) 2 Runtime Environment, Standard Edition (build 1.5.0-b64)
BEA WebLogic JRockit(R) (build dra-38972-20041208-2001-win-ia32, R25.0.0-75, GC: System optimized over throughput (initial strategy singleparpar))

OK: no exception expected!
OK: java.lang.ClassCastException: java.awt.HeadlessException

C:\tmp\tmp17>C:\harmony\classlib1.5\deploy\jdk\jre\bin\java.exe -cp . -showversion test
java version 1.5 (subset)

(c) Copyright 1991, 2006 The Apache Software Foundation or its licensors, as applicable.
unexpected exception: java.lang.ClassCastException: java.awt.HeadlessException incompatible with java.lang.Comparable
OK: java.lang.ClassCastException: java.awt.HeadlessException incompatible with java.lang.Comparable

C:\tmp\tmp17>C:\harmony\drlvm1.5\build\win_ia32_msvc_debug\deploy\jre\bin\java -Dvm.assert_dialog=false -cp . -showversion test
java version "1.5.0"
pre-alpha : not complete or compatible
svn = r438744, (Aug 31 2006), Windows/ia32/msvc 1310, debug build
http://incubator.apache.org/harmony
unexpected exception: java.lang.ClassCastException
OK: java.lang.ClassCastException