Bug 201500 [Regression] Filter Value should no be formatted [0004]
UI/org.eclipse.birt.report.designer.ui/src/org/eclipse/birt/report/designer/ui/dialogs/SelectValueDialog.java
}
	/**
	 * Return expression string value as expression required format.
	 * For example
	 * 	number type:
	 * 		Integer value 1 to String value "1"
	 *  Boolean type:
	 *      Boolean value true to String value "true"
	 * 	other types:
	 * 		String value "abc" to String value "\"abc\""
	 * 		Date value "2000-10-10" to String value "\"2000-10-10\""
	 * @return expression value
	 */
	public String getSelectedExprValue( )
	{
		String exprValue = null;
		if ( selectedIndices != null && selectedIndices.length > 0 )
		{
			int firstIndex = selectedIndices[0];
			Object modelValue = modelValueList.get( firstIndex );
			String viewerValue = (String) viewerValueList.get( firstIndex );
			if ( modelValue instanceof Boolean
					|| modelValue instanceof Integer
					|| modelValue instanceof Double
					|| modelValue instanceof BigDecimal )
			{
				exprValue = viewerValue;
			}
			else
			{