de.intarsys.tools.number
Class NumberParser

java.lang.Object
  de.intarsys.tools.number.NumberParser

public class NumberParser
extends Object

A parser able to read a definition of numbers.

The parser supports single numbers, enumeration of numbers and intervals.

 S ::= NumberString
 NumberString ::= ( Number | Interval) [ ";" (Number | Interval) ]*
 Interval ::= Number "-" Number
 Number ::= a valid number literal
 

Method Summary

boolean	isInteger()
static NumberWrapper	parse(String value)
static NumberWrapper	parseInteger(String value)

Methods inherited from class java.lang.Object

equals, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Method Detail

parse

public static NumberWrapper parse(String value)
                           throws IOException

Throws:

IOException

parseInteger

public static NumberWrapper parseInteger(String value)
                                  throws IOException

Throws:

IOException

isInteger

public boolean isInteger()