@Override
public SessionID createIdentifier() {
final UUID uuid = UUID.randomUUID();
ByteBuffer bb = ByteBuffer.wrap(new byte[16]);
bb.putLong(uuid.getMostSignificantBits());
bb.putLong(uuid.getLeastSignificantBits());
return SessionID.createSessionID(bb.array());
}
private void writeSessionId(
final ChannelAssociation channelAssociation,
final short invocationId,
final SessionID sessionID,
final Affinity hardAffinity)
throws IOException {
final byte[] sessionIdBytes = sessionID.getEncodedForm();
final DataOutputStream dataOutputStream;
final MessageOutputStream messageOutputStream;
try {
messageOutputStream = channelAssociation.acquireChannelMessageOutputStream();
} catch (Exception e) {
throw EjbMessages.MESSAGES.failedToOpenMessageOutputStream(e);
}
dataOutputStream = new DataOutputStream(messageOutputStream);
try {
// write out header
dataOutputStream.writeByte(HEADER_SESSION_OPEN_RESPONSE);
// write out invocation id
dataOutputStream.writeShort(invocationId);
// session id byte length
PackedInteger.writePackedInteger(dataOutputStream, sessionIdBytes.length);
// write out the session id bytes
dataOutputStream.write(sessionIdBytes);
// now marshal the hard affinity associated with this session
final Marshaller marshaller =
this.prepareForMarshalling(this.marshallerFactory, dataOutputStream);
marshaller.writeObject(hardAffinity);
// finish marshalling
marshaller.finish();
} finally {
channelAssociation.releaseChannelMessageOutputStream(messageOutputStream);
dataOutputStream.close();
}
}
@Override
public SessionID readObject(ObjectInput input) throws IOException {
byte[] encoded = new byte[input.readInt()];
input.readFully(encoded);
return SessionID.createSessionID(encoded);
}
@Override
public void writeObject(ObjectOutput output, SessionID id) throws IOException {
byte[] encoded = id.getEncodedForm();
output.writeInt(encoded.length);
output.write(encoded);
}