jsdsi.util
Class DigestEnum

java.lang.Object
  jsdsi.util.AlgorithmEnum
      jsdsi.util.DigestEnum

public class DigestEnum

extends AlgorithmEnum

Experimental class and as such may be removed without warning.

Enum class for MessageDigest algorythms.

Version:

$Revision: 1.4 $ $Date: 2004/06/09 16:34:41 $

Author:

Sean Radford

Field Summary

static DigestEnum	MD2 The MD2 message digest algorithm as defined in RFC 1319.
static DigestEnum	MD5 The MD5 message digest algorithm as defined in RFC 1321.
static DigestEnum	SHA1 The Secure Hash Algorithm, as defined in Secure Hash Standard, NIST FIPS 180-1.
static DigestEnum	SHA256 256-bit hash function intended to provide 128 bits of security against collision attacks.
static DigestEnum	SHA384 384 byte SHA
static DigestEnum	SHA512 512-bit hash function intended to provide 256 bits of security.

Constructor Summary

protected	DigestEnum(java.lang.String jdkName, java.lang.String spkiName)
protected	DigestEnum(java.lang.String jdkName, java.lang.String spkiName, java.lang.String jdkSigName)

Method Summary

static DigestEnum	fromJdk(java.lang.String jdkName) Given a JDK name for a MessageDigest algorythm, return its DigestEnum
static DigestEnum	fromJdkSignature(java.lang.String jdkName) Given a name for a MessageDigest algorythm from a JDK Signature, return its DigestEnum
static DigestEnum	fromSpki(java.lang.String spkiName) Given a SPKI name for a MessageDigest algorythm, return its DigestEnum
java.lang.String	jdkSignatureName() Returns the name of this digest when part of a JDK Signature algorythm

Methods inherited from class jsdsi.util.AlgorithmEnum

jdkName, spkiName

Methods inherited from class java.lang.Object

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

Field Detail

MD2

public static final DigestEnum MD2

The MD2 message digest algorithm as defined in RFC 1319.

MD5

public static final DigestEnum MD5

The MD5 message digest algorithm as defined in RFC 1321.

SHA1

public static final DigestEnum SHA1

The Secure Hash Algorithm, as defined in Secure Hash Standard, NIST FIPS 180-1.

SHA256

public static final DigestEnum SHA256

256-bit hash function intended to provide 128 bits of security against collision attacks.

SHA384

public static final DigestEnum SHA384

384 byte SHA

SHA512

public static final DigestEnum SHA512

512-bit hash function intended to provide 256 bits of security.

Constructor Detail

DigestEnum

protected DigestEnum(java.lang.String jdkName,
                     java.lang.String spkiName)

Parameters:

jdkName -

spkiName -

DigestEnum

protected DigestEnum(java.lang.String jdkName,
                     java.lang.String spkiName,
                     java.lang.String jdkSigName)

Parameters:

jdkName -

spkiName -

Method Detail

fromJdk

public static DigestEnum fromJdk(java.lang.String jdkName)

Given a JDK name for a MessageDigest algorythm, return its DigestEnum

Parameters:

jdkName - JDK name

Returns:

the DigestEnum

fromJdkSignature

public static DigestEnum fromJdkSignature(java.lang.String jdkName)

Given a name for a MessageDigest algorythm from a JDK Signature, return its DigestEnum

Parameters:

jdkName - JDK name

Returns:

the DigestEnum

fromSpki

public static DigestEnum fromSpki(java.lang.String spkiName)

Given a SPKI name for a MessageDigest algorythm, return its DigestEnum

Parameters:

spkiName - SPKI name

Returns:

the DigestEnum

jdkSignatureName

public java.lang.String jdkSignatureName()

Returns the name of this digest when part of a JDK Signature algorythm

Returns:

the name