org.apache.commons.openpgp
Interface OpenPgpStreamingSigner

All Known Implementing Classes:

BouncyCastleOpenPgpStreamingSigner

public interface OpenPgpStreamingSigner

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

Author:

Brett Porter

ROLE

static final String ROLE

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

byte[] finish()
              throws OpenPgpException,
                     IOException

Finish creating the signature.

Returns:

the completed signature

Throws:

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

IOException