org.riotfamily.common.util
Class HashUtils

java.lang.Object
  org.riotfamily.common.util.HashUtils

public final class HashUtils
extends Object

Utility class that simplifies the generation of MD5 and SHA-1 hashes.

Field Summary

static String	MD5
static String	SHA1

Method Summary

static String	hash(byte[] data, String algorithm) Hashes a byte array using the specified algorithm and returns the result as a String of hexadecimal numbers.
static String	hash(InputStream in, String algorithm) Hashes data read from an InputStream using the specified algorithm and returns the result as a String of hexadecimal numbers.
static String	hash(String data, String algorithm) Hashes a String using the specified algorithm and returns the result as a String of hexadecimal numbers.
static String	md5(byte[] data) Hashes a byte array using the MD5 algorithm and returns the result as a String of hexadecimal numbers.
static String	md5(InputStream in) Hashes an InputStream using the MD5 algorithm and returns the result as a String of hexadecimal numbers.
static String	md5(String data) Hashes a String using the MD5 algorithm and returns the result as a String of hexadecimal numbers.
static String	sha1(byte[] data) Hashes a byte array using the SHA-1 algorithm and returns the result as a String of hexadecimal numbers.
static String	sha1(String data) Hashes a String using the SHA-1 algorithm and returns the result as a String of hexadecimal numbers.

Methods inherited from class java.lang.Object

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

Field Detail

MD5

public static final String MD5

See Also:

Constant Field Values

SHA1

public static final String SHA1

See Also:

Constant Field Values

Method Detail

md5

public static String md5(String data)

Hashes a String using the MD5 algorithm and returns the result as a String of hexadecimal numbers.

md5

public static String md5(byte[] data)

Hashes a byte array using the MD5 algorithm and returns the result as a String of hexadecimal numbers.

md5

public static String md5(InputStream in)
                  throws IOException

Hashes an InputStream using the MD5 algorithm and returns the result as a String of hexadecimal numbers.

Throws:

IOException

sha1

public static String sha1(String data)

Hashes a String using the SHA-1 algorithm and returns the result as a String of hexadecimal numbers.

sha1

public static String sha1(byte[] data)

Hashes a byte array using the SHA-1 algorithm and returns the result as a String of hexadecimal numbers.

hash

public static String hash(String data,
                          String algorithm)

Hashes a String using the specified algorithm and returns the result as a String of hexadecimal numbers.

Parameters:

data - the String to compute the hash of

Returns:

the computed hash

hash

public static String hash(byte[] data,
                          String algorithm)

Hashes a byte array using the specified algorithm and returns the result as a String of hexadecimal numbers.

Parameters:

data - the bytes to compute the hash of

Returns:

the computed hash

hash

public static String hash(InputStream in,
                          String algorithm)
                   throws IOException

Hashes data read from an InputStream using the specified algorithm and returns the result as a String of hexadecimal numbers.

Parameters:

in - the stream to read the data from

Returns:

the computed hash

Throws:

IOException