 Contributors:
 *     IBM Corporation - initial implementation
 *     Markus Schorn (Wind River Systems)
 *     Bryan Wilkinson (QNX) - https://bugs.eclipse.org/bugs/show_bug.cgi?id=151207
 *     Anton Leherbauer (Wind River Systems)
 *     Richard Eames
 Contributors:
 *     IBM Corporation - initial implementation
 *     Markus Schorn (Wind River Systems)
 *     Bryan Wilkinson (QNX) - https://bugs.eclipse.org/bugs/show_bug.cgi?id=151207
 *     Anton Leherbauer (Wind River Systems)
 *     Richard Eames | ExpressionEvaluator.java