com.peterphi.std.crypto.digest

Class DigestHelper

java.lang.Object

com.peterphi.std.crypto.digest.DigestHelper

public class DigestHelper
extends java.lang.Object

Field Summary

Fields

Modifier and Type	Field and Description
static int	ENCODE_BASE64
static int	ENCODE_HEX
static java.lang.String	MD5
static java.lang.String	SHA1

Constructor Summary

Constructors

Constructor and Description
DigestHelper()

Method Summary

Methods

Modifier and Type	Method and Description
static long	crc32(java.io.File testFile)
static long	crc32(java.io.InputStream is)
static java.lang.String	digest(java.io.File testFile, java.lang.String algorithm, int encoding)
static byte[]	digest(java.io.InputStream is, java.lang.String algorithm)
static java.lang.String	digest(java.io.InputStream is, java.lang.String algorithm, int encoding)
static java.lang.String	md5(java.io.File testFile)
static java.lang.String	md5(java.io.File testFile, int encoding)
static byte[]	sha1(byte[] plaintext)
static java.lang.String	sha1(java.io.File testFile)
static java.lang.String	sha1(java.io.File testFile, int encoding)
static java.lang.String	sha1(java.io.InputStream is, int encoding)
static java.lang.String	sha1(java.lang.String plaintext)
static java.lang.String	sha1(java.lang.String plaintext, int encoding)
static byte[]	sha1hmac(byte[] key, byte[] text)
static java.lang.String	sha1hmac(java.lang.String key, java.lang.String plaintext) Performs HMAC-SHA1 on the UTF-8 byte representation of strings
static java.lang.String	sha1hmac(java.lang.String key, java.lang.String plaintext, int encoding) Performs HMAC-SHA1 on the UTF-8 byte representation of strings, returning the hexidecimal hash as a result

Methods inherited from class java.lang.Object

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

Field Detail

ENCODE_BASE64

public static final int ENCODE_BASE64

See Also:

Constant Field Values

ENCODE_HEX

public static final int ENCODE_HEX

See Also:

Constant Field Values

SHA1

public static final java.lang.String SHA1

See Also:

Constant Field Values

MD5

public static final java.lang.String MD5

See Also:

Constant Field Values

Constructor Detail

DigestHelper

public DigestHelper()

Method Detail

sha1hmac

public static java.lang.String sha1hmac(java.lang.String key,
                        java.lang.String plaintext)

Performs HMAC-SHA1 on the UTF-8 byte representation of strings

Parameters:

key -

plaintext -

Returns:

sha1hmac

public static java.lang.String sha1hmac(java.lang.String key,
                        java.lang.String plaintext,
                        int encoding)

Performs HMAC-SHA1 on the UTF-8 byte representation of strings, returning the hexidecimal hash as a result

Parameters:

key -

plaintext -

Returns:

sha1hmac

public static byte[] sha1hmac(byte[] key,
              byte[] text)
                       throws java.lang.IllegalArgumentException

Parameters:

key -

text -

Returns:

Throws:

java.lang.IllegalArgumentException

sha1

public static byte[] sha1(byte[] plaintext)
                   throws java.security.NoSuchAlgorithmException

Throws:

java.security.NoSuchAlgorithmException

sha1

public static java.lang.String sha1(java.lang.String plaintext)
                             throws java.io.IOException,
                                    java.security.NoSuchAlgorithmException

Throws:

java.io.IOException

java.security.NoSuchAlgorithmException

sha1

public static java.lang.String sha1(java.lang.String plaintext,
                    int encoding)
                             throws java.io.IOException,
                                    java.security.NoSuchAlgorithmException

Throws:

java.io.IOException

java.security.NoSuchAlgorithmException

sha1

public static java.lang.String sha1(java.io.File testFile)
                             throws java.io.FileNotFoundException,
                                    java.io.IOException,
                                    java.security.NoSuchAlgorithmException

Throws:

java.io.FileNotFoundException

java.io.IOException

java.security.NoSuchAlgorithmException

sha1

public static java.lang.String sha1(java.io.File testFile,
                    int encoding)
                             throws java.io.FileNotFoundException,
                                    java.io.IOException,
                                    java.security.NoSuchAlgorithmException

Throws:

java.io.FileNotFoundException

java.io.IOException

java.security.NoSuchAlgorithmException

sha1

public static java.lang.String sha1(java.io.InputStream is,
                    int encoding)
                             throws java.io.FileNotFoundException,
                                    java.io.IOException,
                                    java.security.NoSuchAlgorithmException

Throws:

java.io.FileNotFoundException

java.io.IOException

java.security.NoSuchAlgorithmException

digest

public static java.lang.String digest(java.io.File testFile,
                      java.lang.String algorithm,
                      int encoding)
                               throws java.io.IOException,
                                      java.security.NoSuchAlgorithmException

Throws:

java.io.IOException

java.security.NoSuchAlgorithmException

digest

public static byte[] digest(java.io.InputStream is,
            java.lang.String algorithm)
                     throws java.io.IOException,
                            java.security.NoSuchAlgorithmException

Throws:

java.io.IOException

java.security.NoSuchAlgorithmException

digest

public static java.lang.String digest(java.io.InputStream is,
                      java.lang.String algorithm,
                      int encoding)
                               throws java.io.IOException,
                                      java.security.NoSuchAlgorithmException

Throws:

java.io.IOException

java.security.NoSuchAlgorithmException

crc32

public static long crc32(java.io.File testFile)
                  throws java.io.FileNotFoundException,
                         java.io.IOException

Throws:

java.io.FileNotFoundException

java.io.IOException

crc32

public static long crc32(java.io.InputStream is)
                  throws java.io.IOException

Throws:

java.io.IOException

md5

public static java.lang.String md5(java.io.File testFile)
                            throws java.io.FileNotFoundException,
                                   java.io.IOException,
                                   java.security.NoSuchAlgorithmException

Throws:

java.io.FileNotFoundException

java.io.IOException

java.security.NoSuchAlgorithmException

md5

public static java.lang.String md5(java.io.File testFile,
                   int encoding)
                            throws java.io.FileNotFoundException,
                                   java.io.IOException,
                                   java.security.NoSuchAlgorithmException

Throws:

java.io.FileNotFoundException

java.io.IOException

java.security.NoSuchAlgorithmException