public final class ChecksumUtils
extends java.lang.Object
Modifier | Constructor and Description |
---|---|
private |
ChecksumUtils() |
Modifier and Type | Method and Description |
---|---|
static java.util.Map<java.lang.String,java.lang.Object> |
calc(byte[] dataBytes,
java.util.Collection<java.lang.String> algos)
Deprecated.
Use SPI checksum selector instead.
|
static java.util.Map<java.lang.String,java.lang.Object> |
calc(java.io.File dataFile,
java.util.Collection<java.lang.String> algos)
Deprecated.
Use SPI checksum selector instead.
|
private static java.util.Map<java.lang.String,java.lang.Object> |
calc(java.io.InputStream data,
java.util.Collection<java.lang.String> algos) |
static byte[] |
fromHexString(java.lang.String hexString)
Creates a byte array out of hexadecimal representation of the specified bytes.
|
static java.lang.String |
read(java.io.File checksumFile)
Deprecated.
Use SPI FileProcessor to read and write checksum files.
|
static java.lang.String |
toHexString(byte[] bytes)
Creates a hexadecimal representation of the specified bytes.
|
@Deprecated public static java.lang.String read(java.io.File checksumFile) throws java.io.IOException
checksumFile
- The path to the checksum file, must not be null
.null
.java.io.IOException
- If the checksum does not exist or could not be read for other reasons.@Deprecated public static java.util.Map<java.lang.String,java.lang.Object> calc(java.io.File dataFile, java.util.Collection<java.lang.String> algos) throws java.io.IOException
dataFile
- The file for which to calculate checksums, must not be null
.algos
- The names of checksum algorithms (cf. MessageDigest.getInstance(String)
to use, must not be
null
.null
.java.io.IOException
- If the data file could not be read.@Deprecated public static java.util.Map<java.lang.String,java.lang.Object> calc(byte[] dataBytes, java.util.Collection<java.lang.String> algos) throws java.io.IOException
java.io.IOException
private static java.util.Map<java.lang.String,java.lang.Object> calc(java.io.InputStream data, java.util.Collection<java.lang.String> algos) throws java.io.IOException
java.io.IOException
public static java.lang.String toHexString(byte[] bytes)
bytes
- The bytes to represent in hex notation, may be be null
.null
if the input was null
.public static byte[] fromHexString(java.lang.String hexString)
null
,
null
is returned. Input value must have even length (due hex encoding = 2 chars one byte).hexString
- The hexString to convert to byte array, may be null
.null
if the input was null
.