Package edu.suffolk.litlab.efspserver

Class RandomString

java.lang.Object

edu.suffolk.litlab.efspserver.RandomString

public class RandomString
extends Object

Copied from https://stackoverflow.com/a/41156. There's a good write up on the usage there.

Author:

erickson

Field Summary

Fields

Modifier and Type	Field	Description
static final String	alphanum
static final String	digits
static final String	lower
static final String	upper

Constructor Summary

Constructors

Constructor	Description
RandomString()	Create session identifiers.
RandomString(int length)	Create an alphanumeric strings from a secure generator.
RandomString(int length, Random random)	Create an alphanumeric string generator.
RandomString(int length, Random random, String symbols)

Method Summary

Modifier and Type	Method	Description
String	nextString()	Generate a random string.

Methods inherited from class java.lang.Object

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

Field Details

upper

public static final String upper

See Also:

• Constant Field Values

lower

public static final String lower

digits

public static final String digits

See Also:

• Constant Field Values

alphanum

public static final String alphanum

Constructor Details

RandomString

public RandomString(int length,
 Random random,
 String symbols)

RandomString

public RandomString(int length,
 Random random)

Create an alphanumeric string generator.

RandomString

public RandomString(int length)

Create an alphanumeric strings from a secure generator.

RandomString

public RandomString()

Create session identifiers.

Method Details

nextString

public String nextString()

Generate a random string.