io.graphenee.core.hash.impl

Class AbstractHashProvider

java.lang.Object

io.graphenee.core.hash.impl.AbstractHashProvider

All Implemented Interfaces:

TRHashProvider

Direct Known Subclasses:

BasicHashProvider, HMACSHA1HashProvider, MD5HashProvider, PBKDF2HashProvider, SCryptHashProvider

public abstract class AbstractHashProvider
extends Object
implements TRHashProvider

Author:

ijazfx

Field Summary

Fields inherited from interface io.graphenee.core.hash.TRHashProvider

log, PASSWORD_PREFIX

Constructor Summary

Constructors

Constructor and Description
AbstractHashProvider()

Method Summary

Modifier and Type	Method and Description
boolean	checkPasswordHash(String input, String hashed)
String	createHash(String input, String signingKey) Creates a hash of a non-prefixed string provided a signing key.
String	createHash(String prefix, String input, String signingKey) Creates a hash of a prefixed string provided a signing key.
String	createPasswordHash(String input) Return a password hash of string prefixed by the password prefixed defined by PASSWORD_PREFIX constant.
protected boolean	isNullOrEmpty(String value)
protected static String	toHexString(byte[] bytes)

Methods inherited from class java.lang.Object

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

Methods inherited from interface io.graphenee.core.hash.TRHashProvider

encryption

Constructor Detail

AbstractHashProvider

public AbstractHashProvider()

Method Detail

createPasswordHash

public String createPasswordHash(String input)

Description copied from interface: TRHashProvider

Return a password hash of string prefixed by the password prefixed defined by PASSWORD_PREFIX constant. Signing Key is retrieved from properties depending on the hashing algorithm.

Specified by:

createPasswordHash in interface TRHashProvider

Parameters:

input - - password

Returns:

- generated hash

createHash

public String createHash(String prefix,
                         String input,
                         String signingKey)

Description copied from interface: TRHashProvider

Creates a hash of a prefixed string provided a signing key.

Specified by:

createHash in interface TRHashProvider

Parameters:

prefix - - A prefix e.g. icB

input - - source content

signingKey - - signing key

Returns:

- generated hash

createHash

public String createHash(String input,
                         String signingKey)

Description copied from interface: TRHashProvider

Creates a hash of a non-prefixed string provided a signing key. properties depending on the hashing algorithm.

Specified by:

createHash in interface TRHashProvider

Parameters:

input - - source content

signingKey - - signing key

Returns:

- generated hash

checkPasswordHash

public boolean checkPasswordHash(String input,
                                 String hashed)

Specified by:

checkPasswordHash in interface TRHashProvider

toHexString

protected static String toHexString(byte[] bytes)

isNullOrEmpty

protected boolean isNullOrEmpty(String value)