com.cedarsoft.crypt
Class HashCalculator

java.lang.Object
  com.cedarsoft.crypt.HashCalculator

public class HashCalculator
extends Object

HashCalculator class.

Author:

Johannes Schneider (js@cedarsoft.com)

Method Summary

static Hash	calculate(Algorithm algorithm, byte[] value) calculate
static Hash	calculate(Algorithm algorithm, File file) calculate
static Hash	calculate(Algorithm algorithm, InputStream resourceIn) calculate
static Hash	calculate(Algorithm algorithm, String value) calculate
static Hash	calculate(Algorithm algorithm, URL resource) calculate
static Hash	calculate(MessageDigest messageDigest, byte[] value) calculate
static Hash	calculate(MessageDigest messageDigest, File file) calculate
static Hash	calculate(MessageDigest messageDigest, InputStream resourceIn) calculate
static Hash	calculate(MessageDigest messageDigest, String value) calculate
static Hash	calculate(MessageDigest messageDigest, URL resource) calculate

Methods inherited from class java.lang.Object

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

Method Detail

calculate

@NotNull
public static Hash calculate(@NotNull
                                     Algorithm algorithm,
                                     @NotNull@NonNls
                                     byte[] value)

calculate

Parameters:

algorithm - a Algorithm object.

value - an array of byte.

Returns:

a Hash object.

calculate

@NotNull
public static Hash calculate(@NotNull
                                     MessageDigest messageDigest,
                                     @NotNull@NonNls
                                     byte[] value)

calculate

Parameters:

messageDigest - a MessageDigest object.

value - an array of byte.

Returns:

a Hash object.

calculate

@NotNull
public static Hash calculate(@NotNull
                                     Algorithm algorithm,
                                     @NotNull@NonNls
                                     String value)

calculate

Parameters:

algorithm - a Algorithm object.

value - a String object.

Returns:

a Hash object.

calculate

@NotNull
public static Hash calculate(@NotNull
                                     MessageDigest messageDigest,
                                     @NotNull@NonNls
                                     String value)

calculate

Parameters:

messageDigest - a MessageDigest object.

value - a String object.

Returns:

a Hash object.

calculate

@NotNull
public static Hash calculate(@NotNull
                                     Algorithm algorithm,
                                     @NotNull
                                     URL resource)
                      throws IOException

calculate

Parameters:

algorithm - a Algorithm object.

resource - a URL object.

Returns:

a Hash object.

Throws:

IOException - if any.

calculate

@NotNull
public static Hash calculate(@NotNull
                                     MessageDigest messageDigest,
                                     @NotNull
                                     URL resource)
                      throws IOException

calculate

Parameters:

messageDigest - a MessageDigest object.

resource - a URL object.

Returns:

a Hash object.

Throws:

IOException - if any.

calculate

@NotNull
public static Hash calculate(@NotNull
                                     Algorithm algorithm,
                                     @NotNull
                                     File file)
                      throws IOException

calculate

Parameters:

algorithm - a Algorithm object.

file - a File object.

Returns:

a Hash object.

Throws:

IOException - if any.

calculate

@NotNull
public static Hash calculate(@NotNull
                                     MessageDigest messageDigest,
                                     @NotNull
                                     File file)
                      throws IOException

calculate

Parameters:

messageDigest - a MessageDigest object.

file - a File object.

Returns:

a Hash object.

Throws:

IOException - if any.

calculate

@NotNull
public static Hash calculate(@NotNull
                                     Algorithm algorithm,
                                     @NotNull
                                     InputStream resourceIn)
                      throws IOException

calculate

Parameters:

algorithm - a Algorithm object.

resourceIn - a InputStream object.

Returns:

a Hash object.

Throws:

IOException - if any.

calculate

@NotNull
public static Hash calculate(@NotNull
                                     MessageDigest messageDigest,
                                     @NotNull
                                     InputStream resourceIn)
                      throws IOException

calculate

Parameters:

messageDigest - a MessageDigest object.

resourceIn - a InputStream object.

Returns:

a Hash object.

Throws:

IOException - if any.