Bug 207120 Please model provide an API for data type conversion.
Currently, there're two data types: column data type and parameter data type. But they're inconsistent. Could model provide APIs for conversion between the two types. Thanks. In addition: please check the code into head and 2.2.1 branch, because we have a 2.2.1 bug to fix.
model/org.eclipse.birt.report.model/src/org/eclipse/birt/report/model/api/ModuleUtil.java
VersionInfo.INVALID_DESIGN_FILE ) );
		}
		finally
		{
			try
			{
				inputStream.close( );
			}
			catch ( IOException e )
			{
			}
		}
		return rtnList;
	}
	/**
	 * Returns externalized message for the given locale.
	 * 
	 * @param element
	 *            the report element.
	 * @param key
	 *            the display key property value
	 * @param value
	 *            the property value
	 * @param locale
	 *            the locale
	 * @return externalized message.
	 */
	public static String getExternalizedValue( DesignElementHandle element,
			String key, String value, ULocale locale )
	{