@SuppressWarnings("unchecked")
private <T> void addTopicListener(
String topic, Object inner, ByteArrayConverter<T> converter, TypedListener<T> listener)
throws ConnectorException {
synchronized (messageDispatcher) {
MessageDispatcher<T> dispatcher = messageDispatcher.get(topic);
if (dispatcher == null) {
ConnectorSession session = connection.createSession();
ConnectorConsumer consumer = session.createConsumer(session.createTopic(topic));
messageDispatcher.put(topic, dispatcher = new MessageDispatcher<T>(consumer, converter));
}
dispatcher.addListener(inner, listener);
}
}
@Override
public void sendBlock(Block block) throws BCSAPIException {
try (ConnectorSession session = connection.createSession()) {
log.trace("send block " + block.getID());
ConnectorProducer blockProducer = session.createProducer(session.createTopic("newBlock"));
ConnectorMessage m = session.createMessage();
m.setPayload(block.toBCSAPIMessage().toByteArray());
byte[] reply = synchronousRequest(session, blockProducer, m);
if (reply != null) {
try {
BCSAPIMessage.ExceptionMessage em = BCSAPIMessage.ExceptionMessage.parseFrom(reply);
throw new BCSAPIException(em.getMessage(0));
} catch (InvalidProtocolBufferException e) {
throw new BCSAPIException("Invalid response", e);
}
}
} catch (ConnectorException e) {
throw new BCSAPIException(e);
}
}
@Override
public APIHeader mine(Address address) throws BCSAPIException {
try (ConnectorSession session = connection.createSession()) {
log.trace("mine to " + address);
ConnectorProducer producer = session.createProducer(session.createTopic("mine"));
ConnectorMessage m = session.createMessage();
BCSAPIMessage.Script.Builder builder =
BCSAPIMessage.Script.newBuilder()
.setScript(ByteString.copyFrom(address.getAddressScript().toByteArray()));
m.setPayload(builder.build().toByteArray());
byte[] reply = synchronousRequest(session, producer, m);
if (reply != null) {
return APIHeader.fromProtobuf(BCSAPIMessage.BLK.parseFrom(reply));
}
} catch (ConnectorException | InvalidProtocolBufferException | HyperLedgerException e) {
throw new BCSAPIException(e);
}
return null;
}
