Bug 177691 Support Date/Time type in BIRT.
We plan to support Date/Time type in BIRT. Please refer to attached document/patch file for necessary info.
model/org.eclipse.birt.report.model/src/org/eclipse/birt/report/model/api/util/ParameterValidationUtil.java
* <td width="84%">
	 * <ul>
	 * <li>Upper case</li>
	 * <li>Lower case</li>
	 * <li>pattern string, such as "lt!" and so on.</li>
	 * </ul>
	 * </td>
	 * </tr>
	 * </table>
	 * 
	 * @param dataType
	 *            the data type of the value
	 * @param format
	 *            the format choice string
	 * @param value
	 *            the input value to validate
	 * @param locale
	 *            the locale information
	 * @return the validated value if the input value is valid for the given
	 *         data type and format choice string
	 * @throws ValidationValueException
	 *             if the input value is not valid with the given data type and
	 *             format string
	 */
	static public Object validate( String dataType, String format,
			String value, Locale locale ) throws ValidationValueException
	{
		return validate( dataType, format, value, ULocale.forLocale( locale ) );
	}
	/**