com.generationjava.security
Class Securer

java.lang.Object
  |
  +--com.generationjava.security.Securer

public class Securer

extends java.lang.Object

Utility class to make it easier to get hashed values.

Field Summary

static Constant	ADLER
static Constant	CRC
static Constant	HASH
static Constant	UID

Constructor Summary

Securer()
Get a Securer for MD5.

Securer(java.lang.String algorithm)
Get a Securer for a particular algorithm.

Method Summary

java.lang.String	getHash(java.lang.String input) Get the hash for a string in hexadecimal string form.
static Securer	getSecurer(java.lang.Object algorithm)
boolean	hashEquals(java.lang.String hashed, java.lang.String plain) See if a hashed value and a plain unhashed value are equal.

Methods inherited from class java.lang.Object

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

Field Detail

CRC

public static Constant CRC

UID

public static Constant UID

ADLER

public static Constant ADLER

HASH

public static Constant HASH

Constructor Detail

Securer

public Securer(java.lang.String algorithm)
        throws java.security.NoSuchAlgorithmException

Get a Securer for a particular algorithm.

Throws:

java.security.NoSuchAlgorithmException - if the algorithm does not exist.

Securer

public Securer()

Get a Securer for MD5. Throws a RuntimeException if MD5 is unavailable.

Method Detail

getSecurer

public static Securer getSecurer(java.lang.Object algorithm)
                          throws java.security.NoSuchAlgorithmException

java.security.NoSuchAlgorithmException

getHash

public java.lang.String getHash(java.lang.String input)

Get the hash for a string in hexadecimal string form.

Parameters:

input - String to hash

Returns:

String hexadecimal hashed value

hashEquals

public boolean hashEquals(java.lang.String hashed,
                          java.lang.String plain)

See if a hashed value and a plain unhashed value are equal.

Parameters:

hashed - String hashed value.

plain - String unhashed value.

Returns:

boolean was the hashed value the hash of the plain text.