Package rs.baselib.crypto

Class Md5PasswordHasher

java.lang.Object

rs.baselib.crypto.Md5PasswordHasher

All Implemented Interfaces:

ExtendedPasswordHasher, PasswordHasher

public class Md5PasswordHasher
extends Object
implements ExtendedPasswordHasher

Uses salted MD5 hashes from Md5Crypt.

Since:

1.2.9

Author:

ralph

See Also:

• Md5Crypt

Field Summary

Fields

Modifier and Type	Field	Description
static final ExtendedPasswordHasher	INSTANCE	A static instance of the MD5 hasher
static final String	PREFIX	The prefix that is present for hashes of this algorithm

Constructor Summary

Constructors

Constructor	Description
Md5PasswordHasher()	Constructor.

Method Summary

Modifier and Type	Method	Description
String	getPasswordHash(String plainPassword)	Returns a hash of the given plain password.
boolean	isHash(String passwordHash)	Returns whether the given hash string was produced using the implemented hashing algorithm.
boolean	testPassword(String plainPassword, String passwordHash)	Tests a plain Password whether it is the same as a previously hashed password.

Methods inherited from class java.lang.Object

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

Field Details

PREFIX

public static final String PREFIX

The prefix that is present for hashes of this algorithm

See Also:

• Constant Field Values

INSTANCE

public static final ExtendedPasswordHasher INSTANCE

A static instance of the MD5 hasher

Constructor Details

Md5PasswordHasher

public Md5PasswordHasher()

Constructor.

Method Details

getPasswordHash

public String getPasswordHash(String plainPassword)

Returns a hash of the given plain password.

Specified by:

getPasswordHash in interface PasswordHasher

Parameters:

plainPassword - the password to be hashed

Returns:

the hash of the password

testPassword

public boolean testPassword(String plainPassword,
 String passwordHash)

Tests a plain Password whether it is the same as a previously hashed password.

Specified by:

testPassword in interface PasswordHasher

Parameters:

plainPassword - the plain password to be checked

passwordHash - the hash of another password

Returns:

true when both passwords match each other

isHash

public boolean isHash(String passwordHash)

Returns whether the given hash string was produced using the implemented hashing algorithm.

Specified by:

isHash in interface ExtendedPasswordHasher

Parameters:

passwordHash - the hash to be checked

Returns:

true when this hash was produced by this password hasher (or using the same algorithm).