jodd.crypt.HashEngine Maven / Gradle / Ivy
// Copyright (c) 2003-present, Jodd Team (http://jodd.org)
// All rights reserved.
//
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package jodd.crypt;
/**
* Hash engines.
*/
public interface HashEngine {
/**
* Returns the {@link BCrypt} hash tool with given rounds number for salt generation.
*/
public static HashEngine bcrypt(final int rounds) {
return bcrypt(BCrypt.gensalt(rounds));
}
/**
* Returns the {@link BCrypt} hash tool with given salt.
*/
public static HashEngine bcrypt(final String salt) {
return new HashEngine() {
@Override
public String hash(final String input) {
return BCrypt.hashpw(input, salt);
}
@Override
public boolean check(final String input, final String hash) {
return BCrypt.checkpw(input, hash);
}
};
}
/**
* Returns PBK2DF2 hash.
*/
public static HashEngine pbk2() {
final PBKDF2Hash pbkdf2Hash = new PBKDF2Hash();
return new HashEngine() {
@Override
public String hash(final String input) {
return pbkdf2Hash.createHash(input);
}
@Override
public boolean check(final String input, final String hash) {
return pbkdf2Hash.validatePassword(input, hash);
}
};
}
/**
* Creates a hash from the input string.
*/
public String hash(String input);
/**
* Validates the input string with given hash. Returns {@code true}
* if input matches the hash.
*/
public boolean check(String input, String hash);
}