Examples with DefaultWriteRequest org.apache.mina.core.write.DefaultWriteRequest used on opensource projects

Example 1 with DefaultWriteRequest

use of org.apache.mina.core.write.DefaultWriteRequest in project zm-mailbox by Zimbra.

the class SaslFilter method filterWrite.

@Override
public void filterWrite(NextFilter nextFilter, IoSession session, WriteRequest writeRequest) throws IOException {
    IoBuffer buf = (IoBuffer) writeRequest.getMessage();
    // has been sent to client.
    if (session.containsAttribute(DISABLE_ENCRYPTION_ONCE)) {
        debug("filterWrite: before encryption size = %d", buf.remaining());
        session.removeAttribute(DISABLE_ENCRYPTION_ONCE);
        nextFilter.filterWrite(session, writeRequest);
        return;
    }
    // Encrypt input buffer
    debug("filterWrite: message size = %d", buf.remaining());
    if (buf.remaining() == 0) {
        // Some clients (i.e. imtest) choke upon receiving an empty block
        debug("filterWrite: skipping encryption of empty buffer");
        nextFilter.filterWrite(session, writeRequest);
        return;
    }
    List<IoBuffer> buffers = encrypt(buf);
    buf.clear();
    // Create and send new WriteRequest for each output buffer. The last
    // request includes the WriteFuture from the original request, and this
    // ensures correctness of the WriteFuture since the earlier requests
    // will have been written before the last.
    int size = buffers.size();
    for (int i = 0; i < size - 1; i++) {
        nextFilter.filterWrite(session, new DefaultWriteRequest(buffers.get(i)));
    }
    nextFilter.filterWrite(session, new DefaultWriteRequest(buffers.get(size - 1), writeRequest.getFuture()));
}