org.trails.security.password
Class DigestUtil

java.lang.Object
  org.trails.security.password.DigestUtil

public class DigestUtil
extends java.lang.Object

A utility class for encoding a string with SHA-1 hash and comparing the equality of an encoded string Uses a randomly generated salt with a default length of 2-4 (public class members, changeable if needed) Implementation adapted from the examples provided at: http://www.koders.com/java/fid9D416D88A1524FCC491B342D7B6A2E70694691D7.aspx http://www.bombaydigital.com/arenared/2003/10/10/1 http://www.glenmccl.com/tip_010.htm

Field Summary

static int	SALT_MAXLENGTH
static int	SALT_MINLENGTH
static char	SALT_SEPARATOR

Constructor Summary

DigestUtil()

Method Summary

static java.lang.String	encode(java.lang.String clearTextPassword)
static boolean	equalsEncoded(java.lang.String encodedPassword, java.lang.String plainTextPassword)

Methods inherited from class java.lang.Object

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

Field Detail

SALT_MINLENGTH

public static final int SALT_MINLENGTH

See Also:

Constant Field Values

SALT_MAXLENGTH

public static final int SALT_MAXLENGTH

See Also:

Constant Field Values

SALT_SEPARATOR

public static final char SALT_SEPARATOR

See Also:

Constant Field Values

Constructor Detail

DigestUtil

public DigestUtil()

Method Detail

equalsEncoded

public static boolean equalsEncoded(java.lang.String encodedPassword,
                                    java.lang.String plainTextPassword)

encode

public static java.lang.String encode(java.lang.String clearTextPassword)