info.aduna.gee.publication.util
Class Range

java.lang.Object
  info.aduna.gee.publication.util.Range

public class Range
extends Object

A range is a domain of legal values. This domain can both be restricted and unrestricted. In the former case, a range has a minimum and a maximum value and only values between them are valid. In the latter case, any value is valid ('*').

Field Summary

protected int	_maximum The maximum of the range
protected int	_minimum The minimum of the range - if minimum negative unrestricted

Constructor Summary

Range(int min, int max)
Creates a restricted range.

Method Summary

boolean	includes(int value) Checks if the range includes a certain value.
String	toString() Returns a string representation of the range.

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, wait, wait, wait

Field Detail

_minimum

protected int _minimum

The minimum of the range - if minimum negative unrestricted

_maximum

protected int _maximum

The maximum of the range

Constructor Detail

Range

public Range(int min,
             int max)

Creates a restricted range. Min and max are swapped if min is greater than max.

Parameters:

min - the minimum of the range.

max - the maximum of the range.

Method Detail

toString

public String toString()

Returns a string representation of the range. An unrestricted range is returned as an asterix ("*"), a restricted range is returned as the valid value ("3") or as the minimum and the maximum separated by a minus ("1-5").

Overrides:

toString in class Object

Returns:

the string representation of the range.

includes

public boolean includes(int value)

Checks if the range includes a certain value.

Parameters:

value - the value to check.

Returns:

true if the value is included, false otherwise.