Package org.apache.pdfbox.examples.signature

Class ValidationTimeStamp

java.lang.Object

org.apache.pdfbox.examples.signature.ValidationTimeStamp

public class ValidationTimeStamp
extends Object

This class wraps the TSAClient and the work that has to be done with it. Like Adding Signed TimeStamps to a signature, or creating a CMS timestamp attribute (with a signed timestamp)

Field Summary

Fields

Modifier and Type	Field	Description
private TSAClient	tsaClient

Constructor Summary

Constructors

Constructor	Description
ValidationTimeStamp(String tsaUrl)

Method Summary

Modifier and Type	Method	Description
org.bouncycastle.cms.CMSSignedData	addSignedTimeStamp(org.bouncycastle.cms.CMSSignedData signedData)	Extend cms signed data with TimeStamp first or to all signers
byte[]	getTimeStampToken(InputStream content)	Creates a signed timestamp token by the given input stream.
private org.bouncycastle.cms.SignerInformation	signTimeStamp(org.bouncycastle.cms.SignerInformation signer)	Extend CMS Signer Information with the TimeStampToken into the unsigned Attributes.

Methods inherited from class java.lang.Object

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

Field Details

tsaClient

private TSAClient tsaClient

Constructor Details

ValidationTimeStamp

public ValidationTimeStamp(String tsaUrl)
                    throws NoSuchAlgorithmException,
MalformedURLException,
URISyntaxException

Parameters:

tsaUrl - The url where TS-Request will be done.

Throws:

NoSuchAlgorithmException

MalformedURLException

URISyntaxException

Method Details

getTimeStampToken

public byte[] getTimeStampToken(InputStream content)
                         throws IOException

Creates a signed timestamp token by the given input stream.

Parameters:

content - InputStream of the content to sign

Returns:

the byte[] of the timestamp token

Throws:

IOException

addSignedTimeStamp

public org.bouncycastle.cms.CMSSignedData addSignedTimeStamp(org.bouncycastle.cms.CMSSignedData signedData)
                                                      throws IOException

Extend cms signed data with TimeStamp first or to all signers

Parameters:

signedData - Generated CMS signed data

Returns:

CMSSignedData Extended CMS signed data

Throws:

IOException

signTimeStamp

private org.bouncycastle.cms.SignerInformation signTimeStamp(org.bouncycastle.cms.SignerInformation signer)
                                                      throws IOException

Extend CMS Signer Information with the TimeStampToken into the unsigned Attributes.

Parameters:

signer - information about signer

Returns:

information about SignerInformation

Throws:

IOException