Package com.webfirmframework.wffweb.util

Class HashUtil

java.lang.Object

com.webfirmframework.wffweb.util.HashUtil

public final class HashUtil
extends Object

Since:

3.0.1

Field Summary

Fields

Modifier and Type	Field	Description
static final String	SHA_256
static final String	SHA_384
static final String	SHA_512

Method Summary

Modifier and Type	Method	Description
static String	base64FromUtf8Bytes(byte[] bytes)
static String	hashInBase64(String s, String algo)
static String	hashSHA256(String s)
static String	hashSHA384(String s)
static String	hashSHA512(String s)

Methods inherited from class java.lang.Object

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

Field Details

SHA_512

public static final String SHA_512

See Also:

• Constant Field Values

SHA_384

public static final String SHA_384

See Also:

• Constant Field Values

SHA_256

public static final String SHA_256

See Also:

• Constant Field Values

Method Details

hashSHA256

public static String hashSHA256(String s)
                         throws NoSuchAlgorithmException

Parameters:

s -

Returns:

the SHA-256 hash of the given string in base64 encoding.

Throws:

NoSuchAlgorithmException

hashSHA384

public static String hashSHA384(String s)
                         throws NoSuchAlgorithmException

Parameters:

s -

Returns:

the SHA-384 hash of the given string in base64 encoding.

Throws:

NoSuchAlgorithmException

hashSHA512

public static String hashSHA512(String s)
                         throws NoSuchAlgorithmException

Parameters:

s -

Returns:

the SHA-512 hash of the given string in base64 encoding.

Throws:

NoSuchAlgorithmException

base64FromUtf8Bytes

public static String base64FromUtf8Bytes(byte[] bytes)

Parameters:

bytes -

Returns:

the base64 string from the given utf-8 bytes. If the returned base64 string is converted to bytes it will be utf-8 encoded.

Since:

3.0.1

hashInBase64

public static String hashInBase64(String s,
 String algo)
                           throws NoSuchAlgorithmException

Parameters:

s -

algo - eg: SHA-256, SHA-384 or SHA-512

Returns:

the hash of the given string with the given algo.

Throws:

NoSuchAlgorithmException