org.gytheio.content.hash

Interface ContentHashWorker

All Superinterfaces:

org.gytheio.content.ContentWorker

All Known Implementing Classes:

AbstractContentHashWorker

public interface ContentHashWorker
extends org.gytheio.content.ContentWorker

Defines the methods responsible for doing the work of hash computation of content references

Author:

Ray Gauss II

Field Summary

Fields

Modifier and Type	Field and Description
static String	HASH_ALGORITHM_MD5
static String	HASH_ALGORITHM_SHA_256
static String	HASH_ALGORITHM_SHA_512
static String	RESULT_DETAIL_HEX_ENCODED_VALUE

Method Summary

Methods

Modifier and Type	Method and Description
List<org.gytheio.content.ContentWorkResult>	generateHashes(List<org.gytheio.content.ContentReference> sources, String hashAlgorithm) Generates a hash value for the given content reference using the given algorithm
boolean	isAlgorithmSupported(String hashAlgorithm) Determines whether or not the given hash algorithm is supported by the implementation.

Methods inherited from interface org.gytheio.content.ContentWorker

getVersionDetailsString, getVersionString, isAvailable

Field Detail

HASH_ALGORITHM_MD5

static final String HASH_ALGORITHM_MD5

See Also:

Constant Field Values

HASH_ALGORITHM_SHA_256

static final String HASH_ALGORITHM_SHA_256

See Also:

Constant Field Values

HASH_ALGORITHM_SHA_512

static final String HASH_ALGORITHM_SHA_512

See Also:

Constant Field Values

RESULT_DETAIL_HEX_ENCODED_VALUE

static final String RESULT_DETAIL_HEX_ENCODED_VALUE

See Also:

Constant Field Values

Method Detail

generateHashes

List<org.gytheio.content.ContentWorkResult> generateHashes(List<org.gytheio.content.ContentReference> sources,
                                                         String hashAlgorithm)
                                                           throws org.gytheio.content.ContentIOException,
                                                                  InterruptedException,
                                                                  ContentHashException

Generates a hash value for the given content reference using the given algorithm

Parameters:

sources -

hashAlgorithm -

Returns:

the results with hex encoded hash values

Throws:

Exception

org.gytheio.content.ContentIOException

InterruptedException

ContentHashException

isAlgorithmSupported

boolean isAlgorithmSupported(String hashAlgorithm)

Determines whether or not the given hash algorithm is supported by the implementation.

Parameters:

hashAlgorithm -

Returns:

true if the algorithm is supported