code: public static void EQ(long parameter, long expected, String name) throws IllegalArgumentException {
  		if (parameter != expected) {
  			throw new IllegalArgumentException(String.format("%s is not %d.", name, expected));
  		}
  	}
docs: Test if numeric parameter has expected value.
  
  @param parameter invocation numeric parameter,
  @param expected expected value,
  @param name the name of invocation parameter.
  @throws IllegalArgumentException if <code>parameter</code> has not expected value.