TECHNOLOGY LICENSE FROM SUN MICROSYSTEMS, INC. TO DOUG LEA

Whereas Doug Lea desires to utlized certain Java Software technologies
in the util.concurrent technology; and

Whereas Sun Microsystems, Inc. (“Sun”) desires that Doug Lea utilize
certain Java Software technologies in the util.concurrent technology;

Therefore the parties agree as follows, effective May 31, 2002:

“Java Software technologies” means
    classes/java/util/ArrayList.java, and
    classes/java/util/HashMap.java.

The Java Software technologies are Copyright (c) 1994-2000 Sun Microsystems,
Inc. All rights reserved.

Sun hereby grants Doug Lea a non-exclusive, worldwide, non-transferrable
license to use, reproduce, create derivate works of, and distribute the
Java Software and derivative works thereof in source and binary forms as
part of a larger work, and to sublicense the right to use, reproduce and
distribute the Java Software and Doug Lea's derivative works as the part
of larger works through multiple tiers of sublicensees provided that the
following conditions are met:

-Neither the name of or trademarks of Sun may be used to endorse or promote
products including or derived from the Java Software technology without
specific prior written permission; and
-Redistributions of source or binary code must contain the above copyright
notice, this notice and and the following disclaimers:

This software is provided "AS IS," without a warranty of any kind. ALL
EXPRESS OR IMPLIED CONDITIONS, REPRESENTATIONS AND WARRANTIES, INCLUDING
ANY IMPLIED WARRANTY OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE
OR NON-INFRINGEMENT, ARE HEREBY EXCLUDED. SUN MICROSYSTEMS, INC. AND ITS
LICENSORS SHALL NOT BE LIABLE FOR ANY DAMAGES SUFFERED BY LICENSEE AS A
RESULT OF USING, MODIFYING OR DISTRIBUTING THE SOFTWARE OR ITS DERIVATIVES.
IN NO EVENT WILL SUN MICROSYSTEMS, INC. OR ITS LICENSORS BE LIABLE FOR ANY
LOST REVENUE, PROFIT OR DATA, OR FOR DIRECT, INDIRECT, SPECIAL, CONSEQUENTIAL,
INCIDENTAL OR PUNITIVE DAMAGES, HOWEVER CAUSED AND REGARDLESS OF THE THEORY
OF LIABILITY, ARISING OUT OF THE USE OF OR INABILITY TO USE SOFTWARE, EVEN
IF SUN MICROSYSTEMS, INC. HAS BEEN ADVISED OF THE POSSIBILITY OF SUCH DAMAGES.
You acknowledge that Software is not designed,licensed or intended for use
in the design, construction, operation or maintenance of any nuclear facility.