eu.europa.esig.dss

Class DigestDocument

java.lang.Object

eu.europa.esig.dss.CommonDocument

eu.europa.esig.dss.DigestDocument

All Implemented Interfaces:

DSSDocument, Serializable

public class DigestDocument
extends CommonDocument

Digest representation of a DSSDocument. It can be used to handle a large file to be signed. The computation of the digest associated to the file can be done externally.

See Also:

Serialized Form

Field Summary

Fields inherited from class eu.europa.esig.dss.CommonDocument

absolutePath, base64EncodeDigestMap, mimeType, name

Constructor Summary

Constructors

Constructor and Description
DigestDocument() Creates DigestDocument.

Method Summary

Modifier and Type	Method and Description
void	addDigest(DigestAlgorithm digestAlgorithm, String base64EncodeDigest) This method allows to add a pair: DigestAlgorithm and the corresponding digest value calculated externally on the encapsulated file.
String	getDigest(DigestAlgorithm digestAlgorithm)
InputStream	openStream()
void	save(String filePath)

Methods inherited from class eu.europa.esig.dss.CommonDocument

getAbsolutePath, getMimeType, getName, setAbsolutePath, setMimeType, setName, toString, writeTo

Methods inherited from class java.lang.Object

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

Constructor Detail

DigestDocument

public DigestDocument()

Creates DigestDocument.

Method Detail

addDigest

public void addDigest(DigestAlgorithm digestAlgorithm,
                      String base64EncodeDigest)

This method allows to add a pair: DigestAlgorithm and the corresponding digest value calculated externally on the encapsulated file. The digest value is base 64 encoded.

Parameters:

digestAlgorithm - DigestAlgorithm

base64EncodeDigest - the corresponding base 64 encoded digest value

getDigest

public String getDigest(DigestAlgorithm digestAlgorithm)

Specified by:

getDigest in interface DSSDocument

Overrides:

getDigest in class CommonDocument

openStream

public InputStream openStream()

save

public void save(String filePath)
          throws IOException

Specified by:

save in interface DSSDocument

Overrides:

save in class CommonDocument

Throws:

IOException