org.chocosolver.util.tools

Class StringUtils

java.lang.Object

org.chocosolver.util.tools.StringUtils

public class StringUtils
extends Object

Method Summary

Methods

Modifier and Type	Method and Description
static String	pad(String str, int padlen, String pad) Pads out a string upto padlen with pad chars
static String	randomName() Return a generated short, random string
static String	randomName(String prefix) Return a generated short, random string
static String	toCharExp(String strRegExp) Convert a regexp formed with integer charachter into a char formed regexp for instance, "12%12%" which stands for 1 followed by 2 followed by 12 would be misinterpreted by regular regular expression parser.

Methods inherited from class java.lang.Object

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

Method Detail

pad

public static String pad(String str,
         int padlen,
         String pad)

Pads out a string upto padlen with pad chars

Parameters:

str - string to be padded

padlen - length of pad (+ve = pad on right, -ve pad on left)

pad - character

Returns:

padded string

toCharExp

public static String toCharExp(String strRegExp)

Convert a regexp formed with integer charachter into a char formed regexp for instance, "12%12%" which stands for 1 followed by 2 followed by 12 would be misinterpreted by regular regular expression parser. We use here the asci code to encode everything as a single char. Due to char encoding limits, we cannot parse int greater than 2^16-1

Parameters:

strRegExp - a regexp of integer

Returns:

a char regexp

randomName

public static String randomName()

Return a generated short, random string

Returns:

String

randomName

public static String randomName(String prefix)

Return a generated short, random string

Parameters:

prefix - the prefix name

Returns:

String