jsdsi.util
Class DigestAlgoEnum

java.lang.Object
  jsdsi.util.AlgorithmEnum
      jsdsi.util.DigestAlgoEnum

All Implemented Interfaces:

java.io.Serializable

public class DigestAlgoEnum

extends AlgorithmEnum

Experimental class and as such may be removed without warning.

Enum class for MessageDigest algorythms.

Version:

$Revision: 1.2 $ $Date: 2004/11/08 12:08:08 $

Author:

Sean Radford

See Also:

Serialized Form

Field Summary

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

Constructor Summary

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

Method Summary

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

Methods inherited from class jsdsi.util.AlgorithmEnum

equals, hashCode, jdkName, spkiName, toString

Methods inherited from class java.lang.Object

clone, finalize, getClass, notify, notifyAll, wait, wait, wait

Field Detail

MD2

public static final DigestAlgoEnum MD2

The MD2 message digest algorithm as defined in RFC 1319.

MD5

public static final DigestAlgoEnum MD5

The MD5 message digest algorithm as defined in RFC 1321.

SHA1

public static final DigestAlgoEnum SHA1

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

SHA256

public static final DigestAlgoEnum SHA256

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

SHA384

public static final DigestAlgoEnum SHA384

384 byte SHA

SHA512

public static final DigestAlgoEnum SHA512

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

Constructor Detail

DigestAlgoEnum

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

Parameters:

jdkName -

spkiName -

DigestAlgoEnum

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

Parameters:

jdkName -

spkiName -

Method Detail

fromJdk

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

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

Parameters:

jdkName - JDK name

Returns:

the DigestAlgoEnum

fromJdkSignature

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

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

Parameters:

jdkName - JDK name

Returns:

the DigestAlgoEnum

Throws:

JsdsiRuntimeException - on error

fromSpki

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

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

Parameters:

spkiName - SPKI name

Returns:

the DigestAlgoEnum

Throws:

JsdsiRuntimeException - on error

jdkSignatureName

public java.lang.String jdkSignatureName()

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

Returns:

the name