Package eu.europa.esig.dss.evidencerecord.common.digest

Class AbstractDataObjectDigestBuilder

java.lang.Object

eu.europa.esig.dss.evidencerecord.common.digest.AbstractDataObjectDigestBuilder

All Implemented Interfaces:

DataObjectDigestBuilder

Direct Known Subclasses:

ASN1EvidenceRecordDataObjectDigestBuilder, XMLEvidenceRecordDataObjectDigestBuilder

public abstract class AbstractDataObjectDigestBuilder
extends Object
implements DataObjectDigestBuilder

Abstract implementation of DataObjectDigestBuilder

Field Summary

Fields

Modifier and Type	Field	Description
protected final DigestAlgorithm	digestAlgorithm	The digest algorithm to be used on hash computation
protected final DSSDocument	document	Document to compute digest on
protected final InputStream	inputStream	InputStream to compute digest on

Constructor Summary

Constructors

Modifier	Constructor	Description
protected	AbstractDataObjectDigestBuilder(byte[] binaries)	Constructor to create a builder for computing digest on the given binaries using a SHA-256 digest algorithm
protected	AbstractDataObjectDigestBuilder(byte[] binaries, DigestAlgorithm digestAlgorithm)	Constructor to create a builder for computing digest on the given binaries using a provided digest algorithm
protected	AbstractDataObjectDigestBuilder(DSSDocument document)	Constructor to create a builder for computing digest on the given document using a SHA-256 digest algorithm
protected	AbstractDataObjectDigestBuilder(DSSDocument document, DigestAlgorithm digestAlgorithm)	Constructor to create a builder for computing digest on the given document using a provided digest algorithm
protected	AbstractDataObjectDigestBuilder(InputStream inputStream)	Constructor to create a builder for computing digest on the given InputStream using a SHA-256 digest algorithm
protected	AbstractDataObjectDigestBuilder(InputStream inputStream, DigestAlgorithm digestAlgorithm)	Constructor to create a builder for computing digest on the given InputStream using a provided digest algorithm

Method Summary

Modifier and Type	Method	Description
Digest	build()	Generates hash value

Methods inherited from class java.lang.Object

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

Field Details

inputStream

protected final InputStream inputStream

InputStream to compute digest on

document

protected final DSSDocument document

Document to compute digest on

digestAlgorithm

protected final DigestAlgorithm digestAlgorithm

The digest algorithm to be used on hash computation

Constructor Details

AbstractDataObjectDigestBuilder

protected AbstractDataObjectDigestBuilder(byte[] binaries)

Constructor to create a builder for computing digest on the given binaries using a SHA-256 digest algorithm

Parameters:

binaries - byte array to compute hash on

AbstractDataObjectDigestBuilder

protected AbstractDataObjectDigestBuilder(InputStream inputStream)

Constructor to create a builder for computing digest on the given InputStream using a SHA-256 digest algorithm

Parameters:

inputStream - InputStream to compute hash on

AbstractDataObjectDigestBuilder

protected AbstractDataObjectDigestBuilder(DSSDocument document)

Constructor to create a builder for computing digest on the given document using a SHA-256 digest algorithm

Parameters:

document - DSSDocument to compute hash on

AbstractDataObjectDigestBuilder

protected AbstractDataObjectDigestBuilder(byte[] binaries,
 DigestAlgorithm digestAlgorithm)

Constructor to create a builder for computing digest on the given binaries using a provided digest algorithm

Parameters:

binaries - byte array to compute hash on

digestAlgorithm - DigestAlgorithm to be used on hash computation

AbstractDataObjectDigestBuilder

protected AbstractDataObjectDigestBuilder(InputStream inputStream,
 DigestAlgorithm digestAlgorithm)

Constructor to create a builder for computing digest on the given InputStream using a provided digest algorithm

Parameters:

inputStream - InputStream to compute hash on

digestAlgorithm - DigestAlgorithm to be used on hash computation

AbstractDataObjectDigestBuilder

protected AbstractDataObjectDigestBuilder(DSSDocument document,
 DigestAlgorithm digestAlgorithm)

Constructor to create a builder for computing digest on the given document using a provided digest algorithm

Parameters:

document - DSSDocument to compute hash on

digestAlgorithm - DigestAlgorithm to be used on hash computation

Method Details

build

public Digest build()

Description copied from interface: DataObjectDigestBuilder

Generates hash value

Specified by:

build in interface DataObjectDigestBuilder

Returns:

Digest containing the hash value of the data object and the used digest algorithm