Package org.ek9lang.core

Class Digest

java.lang.Object

org.ek9lang.core.Digest

All Implemented Interfaces:

Serializable

public final class Digest
extends Object
implements Serializable

Wraps the SHA 256 digest and the resulting byte array into objects, so we can deal with check objects rather than raw bytes.

See Also:

• Serialized Form

Nested Class Summary

Nested Classes

Modifier and Type	Class	Description
static final class	Digest.CheckSum	A Checksum.

Method Summary

Modifier and Type	Method	Description
static boolean	check(File contentsFile, File checkSumFile)	Checks if the contents of a file when a check sum is calculated are the same as that in the check sum file.
static Digest.CheckSum	digest(byte[] input)	Checksum of bytes.
static Digest.CheckSum	digest(File file)	Open a file and create a checksum of the contents.
static Digest.CheckSum	digest(String input)	Get checksum of an input.
static MessageDigest	getSha256()	Access a sha1 message digest.

Methods inherited from class java.lang.Object

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

Method Details

getSha256

public static MessageDigest getSha256()

Access a sha1 message digest.

digest

public static Digest.CheckSum digest(String input)

Get checksum of an input.

digest

public static Digest.CheckSum digest(byte[] input)

Checksum of bytes.

digest

public static Digest.CheckSum digest(File file)

Open a file and create a checksum of the contents.

check

public static boolean check(File contentsFile,
 File checkSumFile)

Checks if the contents of a file when a check sum is calculated are the same as that in the check sum file.