public static String getStreamName(String name) {
		
		String[] parts = StringUtils.split(name, "@", 3);
		if (parts != null && parts.length >= 2) {
			return parts[1];
		}
		return null;
	}
public static String getStreamName ( String name ) { String [ ] parts = StringUtils . split ( name , "@" , 3 ) ; if ( parts != null && parts . length >= 2 ) { return parts [ 1 ] ; } return null ; }
@param name
the property name, with the stream specified as
name@StreamName. Only file uploads have stream names.
@return the stream name or null if there is none.