Package uk.ac.manchester.spinnaker.alloc.security

Class PasswordServices

java.lang.Object

uk.ac.manchester.spinnaker.alloc.security.PasswordServices

@Component
public class PasswordServices
extends Object

Misc services related to password handling.

Author:

Donal Fellows

Constructor Summary

Constructors

Constructor	Description
PasswordServices()

Method Summary

Modifier and Type	Method	Description
final String	encodePassword(String password)	Encode a password with bcrypt.
final String	generatePassword()	Generate a random password.
final boolean	matchPassword(String password, String encodedPassword)	Check using bcrypt if a password matches its encoded form retrieved from the database.

Methods inherited from class java.lang.Object

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

Constructor Details

PasswordServices

public PasswordServices()

Method Details

generatePassword

public final String generatePassword()

Generate a random password.

Returns:

A password consisting of 16 random ASCII printable characters.

encodePassword

public final String encodePassword(String password)

Encode a password with bcrypt. This is a slow operation! Do not hold a database transaction open when calling this.

Parameters:

password - The password to encode. May be null.

Returns:

The encoded password. Will be null if the input is null.

matchPassword

public final boolean matchPassword(String password,
 String encodedPassword)

Check using bcrypt if a password matches its encoded form retrieved from the database. This is a slow operation! Do not hold a database transaction open when calling this.

Parameters:

password - The password to check. If null, the encoded form must also be null for a match to be true.

encodedPassword - The encoded form from the database.

Returns:

True if the password matches, false otherwise.