org.elasticsearch.common
Class Digest

java.lang.Object
  org.elasticsearch.common.Digest

public class Digest
extends java.lang.Object

Field Summary

static org.elasticsearch.common.Digest.NullDigest

NULL_DIGEST

Constructor Summary

Digest()

Method Summary

static java.security.MessageDigest	getMd5Digest() Returns an MD5 MessageDigest.
static byte[]	md5(byte[] data) Calculates the MD5 digest and returns the value as a 16 element byte[].
static byte[]	md5(java.io.InputStream data) Calculates the MD5 digest and returns the value as a 16 element byte[].
static byte[]	md5(java.lang.String data) Calculates the MD5 digest and returns the value as a 16 element byte[].
static java.lang.String	md5Hex(byte[] data) Calculates the MD5 digest and returns the value as a 32 character hex string.
static java.lang.String	md5Hex(java.io.InputStream data) Calculates the MD5 digest and returns the value as a 32 character hex string.
static java.lang.String	md5Hex(java.lang.String data) Calculates the MD5 digest and returns the value as a 32 character hex string.
static java.lang.String	md5HexFromByteArray(byte[] data)
static byte[]	md5HexToByteArray(java.lang.String md5Hex)
static byte[]	sha(byte[] data) Calculates the SHA-1 digest and returns the value as a byte[].
static byte[]	sha(java.io.InputStream data) Calculates the SHA-1 digest and returns the value as a byte[].
static byte[]	sha(java.lang.String data) Calculates the SHA-1 digest and returns the value as a byte[].
static byte[]	sha256(byte[] data) Calculates the SHA-256 digest and returns the value as a byte[].
static byte[]	sha256(java.io.InputStream data) Calculates the SHA-256 digest and returns the value as a byte[].
static byte[]	sha256(java.lang.String data) Calculates the SHA-256 digest and returns the value as a byte[].
static java.lang.String	sha256Hex(byte[] data) Calculates the SHA-256 digest and returns the value as a hex string.
static java.lang.String	sha256Hex(java.io.InputStream data) Calculates the SHA-256 digest and returns the value as a hex string.
static java.lang.String	sha256Hex(java.lang.String data) Calculates the SHA-256 digest and returns the value as a hex string.
static byte[]	sha384(byte[] data) Calculates the SHA-384 digest and returns the value as a byte[].
static byte[]	sha384(java.io.InputStream data) Calculates the SHA-384 digest and returns the value as a byte[].
static byte[]	sha384(java.lang.String data) Calculates the SHA-384 digest and returns the value as a byte[].
static java.lang.String	sha384Hex(byte[] data) Calculates the SHA-384 digest and returns the value as a hex string.
static java.lang.String	sha384Hex(java.io.InputStream data) Calculates the SHA-384 digest and returns the value as a hex string.
static java.lang.String	sha384Hex(java.lang.String data) Calculates the SHA-384 digest and returns the value as a hex string.
static byte[]	sha512(byte[] data) Calculates the SHA-512 digest and returns the value as a byte[].
static byte[]	sha512(java.io.InputStream data) Calculates the SHA-512 digest and returns the value as a byte[].
static byte[]	sha512(java.lang.String data) Calculates the SHA-512 digest and returns the value as a byte[].
static java.lang.String	sha512Hex(byte[] data) Calculates the SHA-512 digest and returns the value as a hex string.
static java.lang.String	sha512Hex(java.io.InputStream data) Calculates the SHA-512 digest and returns the value as a hex string.
static java.lang.String	sha512Hex(java.lang.String data) Calculates the SHA-512 digest and returns the value as a hex string.
static java.lang.String	shaHex(byte[] data) Calculates the SHA-1 digest and returns the value as a hex string.
static java.lang.String	shaHex(java.io.InputStream data) Calculates the SHA-1 digest and returns the value as a hex string.
static java.lang.String	shaHex(java.lang.String data) Calculates the SHA-1 digest and returns the value as a hex string.

Methods inherited from class java.lang.Object

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

Field Detail

NULL_DIGEST

public static final org.elasticsearch.common.Digest.NullDigest NULL_DIGEST

Constructor Detail

Digest

public Digest()

Method Detail

getMd5Digest

public static java.security.MessageDigest getMd5Digest()

Returns an MD5 MessageDigest.

Returns:

An MD5 digest instance.

Throws:

java.lang.RuntimeException - when a NoSuchAlgorithmException is caught.

md5

public static byte[] md5(byte[] data)

Calculates the MD5 digest and returns the value as a 16 element byte[].

Parameters:

data - Data to digest

Returns:

MD5 digest

md5

public static byte[] md5(java.io.InputStream data)
                  throws java.io.IOException

Calculates the MD5 digest and returns the value as a 16 element byte[].

Parameters:

data - Data to digest

Returns:

MD5 digest

Throws:

java.io.IOException - On error reading from the stream

Since:

1.4

md5

public static byte[] md5(java.lang.String data)

Calculates the MD5 digest and returns the value as a 16 element byte[].

Parameters:

data - Data to digest

Returns:

MD5 digest

md5Hex

public static java.lang.String md5Hex(byte[] data)

Calculates the MD5 digest and returns the value as a 32 character hex string.

Parameters:

data - Data to digest

Returns:

MD5 digest as a hex string

md5Hex

public static java.lang.String md5Hex(java.io.InputStream data)
                               throws java.io.IOException

Calculates the MD5 digest and returns the value as a 32 character hex string.

Parameters:

data - Data to digest

Returns:

MD5 digest as a hex string

Throws:

java.io.IOException - On error reading from the stream

Since:

1.4

md5Hex

public static java.lang.String md5Hex(java.lang.String data)

Calculates the MD5 digest and returns the value as a 32 character hex string.

Parameters:

data - Data to digest

Returns:

MD5 digest as a hex string

md5HexToByteArray

public static byte[] md5HexToByteArray(java.lang.String md5Hex)

md5HexFromByteArray

public static java.lang.String md5HexFromByteArray(byte[] data)

sha

public static byte[] sha(byte[] data)

Calculates the SHA-1 digest and returns the value as a byte[].

Parameters:

data - Data to digest

Returns:

SHA-1 digest

sha

public static byte[] sha(java.io.InputStream data)
                  throws java.io.IOException

Calculates the SHA-1 digest and returns the value as a byte[].

Parameters:

data - Data to digest

Returns:

SHA-1 digest

Throws:

java.io.IOException - On error reading from the stream

Since:

1.4

sha

public static byte[] sha(java.lang.String data)

Calculates the SHA-1 digest and returns the value as a byte[].

Parameters:

data - Data to digest

Returns:

SHA-1 digest

sha256

public static byte[] sha256(byte[] data)

Calculates the SHA-256 digest and returns the value as a byte[].

Throws a RuntimeException on JRE versions prior to 1.4.0.

Parameters:

data - Data to digest

Returns:

SHA-256 digest

Since:

1.4

sha256

public static byte[] sha256(java.io.InputStream data)
                     throws java.io.IOException

Calculates the SHA-256 digest and returns the value as a byte[].

Throws a RuntimeException on JRE versions prior to 1.4.0.

Parameters:

data - Data to digest

Returns:

SHA-256 digest

Throws:

java.io.IOException - On error reading from the stream

Since:

1.4

sha256

public static byte[] sha256(java.lang.String data)

Calculates the SHA-256 digest and returns the value as a byte[].

Throws a RuntimeException on JRE versions prior to 1.4.0.

Parameters:

data - Data to digest

Returns:

SHA-256 digest

Since:

1.4

sha256Hex

public static java.lang.String sha256Hex(byte[] data)

Calculates the SHA-256 digest and returns the value as a hex string.

Throws a RuntimeException on JRE versions prior to 1.4.0.

Parameters:

data - Data to digest

Returns:

SHA-256 digest as a hex string

Since:

1.4

sha256Hex

public static java.lang.String sha256Hex(java.io.InputStream data)
                                  throws java.io.IOException

Calculates the SHA-256 digest and returns the value as a hex string.

Throws a RuntimeException on JRE versions prior to 1.4.0.

Parameters:

data - Data to digest

Returns:

SHA-256 digest as a hex string

Throws:

java.io.IOException - On error reading from the stream

Since:

1.4

sha256Hex

public static java.lang.String sha256Hex(java.lang.String data)

Calculates the SHA-256 digest and returns the value as a hex string.

Throws a RuntimeException on JRE versions prior to 1.4.0.

Parameters:

data - Data to digest

Returns:

SHA-256 digest as a hex string

Since:

1.4

sha384

public static byte[] sha384(byte[] data)

Calculates the SHA-384 digest and returns the value as a byte[].

Throws a RuntimeException on JRE versions prior to 1.4.0.

Parameters:

data - Data to digest

Returns:

SHA-384 digest

Since:

1.4

sha384

public static byte[] sha384(java.io.InputStream data)
                     throws java.io.IOException

Calculates the SHA-384 digest and returns the value as a byte[].

Throws a RuntimeException on JRE versions prior to 1.4.0.

Parameters:

data - Data to digest

Returns:

SHA-384 digest

Throws:

java.io.IOException - On error reading from the stream

Since:

1.4

sha384

public static byte[] sha384(java.lang.String data)

Calculates the SHA-384 digest and returns the value as a byte[].

Throws a RuntimeException on JRE versions prior to 1.4.0.

Parameters:

data - Data to digest

Returns:

SHA-384 digest

Since:

1.4

sha384Hex

public static java.lang.String sha384Hex(byte[] data)

Calculates the SHA-384 digest and returns the value as a hex string.

Throws a RuntimeException on JRE versions prior to 1.4.0.

Parameters:

data - Data to digest

Returns:

SHA-384 digest as a hex string

Since:

1.4

sha384Hex

public static java.lang.String sha384Hex(java.io.InputStream data)
                                  throws java.io.IOException

Calculates the SHA-384 digest and returns the value as a hex string.

Throws a RuntimeException on JRE versions prior to 1.4.0.

Parameters:

data - Data to digest

Returns:

SHA-384 digest as a hex string

Throws:

java.io.IOException - On error reading from the stream

Since:

1.4

sha384Hex

public static java.lang.String sha384Hex(java.lang.String data)

Calculates the SHA-384 digest and returns the value as a hex string.

Throws a RuntimeException on JRE versions prior to 1.4.0.

Parameters:

data - Data to digest

Returns:

SHA-384 digest as a hex string

Since:

1.4

sha512

public static byte[] sha512(byte[] data)

Calculates the SHA-512 digest and returns the value as a byte[].

Throws a RuntimeException on JRE versions prior to 1.4.0.

Parameters:

data - Data to digest

Returns:

SHA-512 digest

Since:

1.4

sha512

public static byte[] sha512(java.io.InputStream data)
                     throws java.io.IOException

Calculates the SHA-512 digest and returns the value as a byte[].

Throws a RuntimeException on JRE versions prior to 1.4.0.

Parameters:

data - Data to digest

Returns:

SHA-512 digest

Throws:

java.io.IOException - On error reading from the stream

Since:

1.4

sha512

public static byte[] sha512(java.lang.String data)

Calculates the SHA-512 digest and returns the value as a byte[].

Throws a RuntimeException on JRE versions prior to 1.4.0.

Parameters:

data - Data to digest

Returns:

SHA-512 digest

Since:

1.4

sha512Hex

public static java.lang.String sha512Hex(byte[] data)

Calculates the SHA-512 digest and returns the value as a hex string.

Throws a RuntimeException on JRE versions prior to 1.4.0.

Parameters:

data - Data to digest

Returns:

SHA-512 digest as a hex string

Since:

1.4

sha512Hex

public static java.lang.String sha512Hex(java.io.InputStream data)
                                  throws java.io.IOException

Calculates the SHA-512 digest and returns the value as a hex string.

Throws a RuntimeException on JRE versions prior to 1.4.0.

Parameters:

data - Data to digest

Returns:

SHA-512 digest as a hex string

Throws:

java.io.IOException - On error reading from the stream

Since:

1.4

sha512Hex

public static java.lang.String sha512Hex(java.lang.String data)

Calculates the SHA-512 digest and returns the value as a hex string.

Throws a RuntimeException on JRE versions prior to 1.4.0.

Parameters:

data - Data to digest

Returns:

SHA-512 digest as a hex string

Since:

1.4

shaHex

public static java.lang.String shaHex(byte[] data)

Calculates the SHA-1 digest and returns the value as a hex string.

Parameters:

data - Data to digest

Returns:

SHA-1 digest as a hex string

shaHex

public static java.lang.String shaHex(java.io.InputStream data)
                               throws java.io.IOException

Calculates the SHA-1 digest and returns the value as a hex string.

Parameters:

data - Data to digest

Returns:

SHA-1 digest as a hex string

Throws:

java.io.IOException - On error reading from the stream

Since:

1.4

shaHex

public static java.lang.String shaHex(java.lang.String data)

Calculates the SHA-1 digest and returns the value as a hex string.

Parameters:

data - Data to digest

Returns:

SHA-1 digest as a hex string