org.jwat.common

Class Digest

java.lang.Object

org.jwat.common.Digest

public class Digest
extends java.lang.Object

This class represents a message digest including information about algorithm and encoding used.

Author:

nicl

Field Summary

Fields

Modifier and Type	Field and Description
java.lang.String	algorithm Digest algorithm used.
protected static java.util.Map<java.lang.String,java.lang.Integer>	digestAlgoLengthache Cache length of algorithm digest output.
byte[]	digestBytes Digest in bytes as returned by e.g.
java.lang.String	digestString Digest string, encoded.
java.lang.String	encoding Digest encoding used.

Constructor Summary

Constructors

Constructor and Description
Digest()

Method Summary

Modifier and Type	Method and Description
static int	digestAlgorithmLength(java.lang.String digestAlgorithm) Returns the length of an algorithms digest output or -1 if it is an invalid digest algorithm.
boolean	equals(java.lang.Object obj)
int	hashCode()

Methods inherited from class java.lang.Object

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

Field Detail

algorithm

public java.lang.String algorithm

Digest algorithm used.

digestBytes

public byte[] digestBytes

Digest in bytes as returned by e.g. MessageDigest.

digestString

public java.lang.String digestString

Digest string, encoded.

encoding

public java.lang.String encoding

Digest encoding used. (E.g. Base16, 32 or 64)

digestAlgoLengthache

protected static java.util.Map<java.lang.String,java.lang.Integer> digestAlgoLengthache

Cache length of algorithm digest output.

Constructor Detail

Digest

public Digest()

Method Detail

digestAlgorithmLength

public static int digestAlgorithmLength(java.lang.String digestAlgorithm)

Returns the length of an algorithms digest output or -1 if it is an invalid digest algorithm.

Parameters:

digestAlgorithm - digest algorithm

Returns:

digest algorithm output length or -1 if invalid digest algorithm

equals

public boolean equals(java.lang.Object obj)

Overrides:

equals in class java.lang.Object

hashCode

public int hashCode()

Overrides:

hashCode in class java.lang.Object