code: public static void assertTrueOrInvalidMethodSignException(boolean expression, SQLiteModelMethod method,
  			String messageFormat, Object... args) {
  		if (!expression)
  			throw (new InvalidMethodSignException(method, String.format(messageFormat, args)));
  	}
docs: Assert true or invalid method sign exception.
  
  @param expression
  the expression
  @param method
  the method
  @param messageFormat
  the message format
  @param args
  the args