Bug 209126 DataException throws out when set highlight condition in sub-report[0302]
Description: Set highlight condition in sub-report, when "select value..." in the highlight dialog, DataException throws out. Build version:2.3.0.v20071108-0800 Steps to reproduce: 1.Get the attached report design file, which contains a sub-report. 2.Select the inner table, and then go to "highlight" tab in the property editor view to set a highlight rule. When click "select value...", DataException throws out. Error: The expression's value can not be retrieved. An error happened in data type conversion. Can not convert the value of org.eclipse.birt.data.engine.script.DataExceptionMocker@79c17b to Integer type.
UI/org.eclipse.birt.report.designer.ui/src/org/eclipse/birt/report/designer/ui/dialogs/HighlightRuleBuilder.java
}
		return true;
	}
	/**
	 * Gets if the condition is available.
	 */
	private boolean isConditionOK( )
	{
		if ( expression == null )
		{
			return false;
		}
		if ( !isExpressionOK( ) )
		{
			return false;
		}
		return checkValues( );
	}
	/**
	 * Gets if the values of the condition is(are) available.
	 */
	private boolean checkValues( )
	{
		if ( valueVisible == 3 )
		{
			if ( valueList.size( ) <= 0 )
			{
				return false;
			}
			else