org.apache.commons.openpgp
Interface OpenPgpStreamingSignatureVerifier

All Known Implementing Classes:

BouncyCastleOpenPgpStreamingSignatureVerifier

public interface OpenPgpStreamingSignatureVerifier

An interface for updating an OpenPGP signature on the fly with streaming data.

Author:

Brett Porter

Field Summary

static java.lang.String

ROLE

Method Summary

SignatureStatus	finish() Finish and verify the signature that has been obtained.
void	update(byte[] buf) Update the signature with the next block from the data buffer.
void	update(byte[] buf, int offset, int length) Update the signature with the next block from the data buffer.

Field Detail

ROLE

static final java.lang.String ROLE

Method Detail

update

void update(byte[] buf)
            throws OpenPgpException

Update the signature with the next block from the data buffer.

Parameters:

buf - the buffer

Throws:

OpenPgpException - if the buffer is not valid for updating the signature

update

void update(byte[] buf,
            int offset,
            int length)
            throws OpenPgpException

Update the signature with the next block from the data buffer.

Parameters:

buf - the buffer

offset - offset within the buffer to start from

length - number of bytes in the buffer to read from

Throws:

OpenPgpException - if the buffer is not valid for updating the signature

finish

SignatureStatus finish()
                       throws OpenPgpException,
                              java.io.IOException

Finish and verify the signature that has been obtained.

Returns:

the status of the signature

Throws:

OpenPgpException - if the signature is not in a consistent or complete state

java.io.IOException