@Override
public T makeObject() throws Exception {
String thriftClassName = StringUtils.split(serviceNode.getServiceFace(), '$')[0];
Class<T> clientClazz = (Class<T>) ClassHelper.forName(thriftClassName + "$Client");
TTransport transport = thriftClient.connectSync(serviceNode.getSocketAddress());
TMultiplexedProtocol protocol =
new TMultiplexedProtocol(factory.getProtocol(transport), header);
Constructor<T> cons = clientClazz.getConstructor(TProtocol.class);
T client = cons.newInstance(protocol);
transports.put(client, transport);
LOG.debug(
"ServiceNode: {}, finish makeObject client : {}, transport : {}",
serviceNode.getZnodeName(),
client,
transport);
return client;
}
public ThriftClientFactory(ServiceNode serviceNode, TProtocolFactory factory) {
this.serviceNode = serviceNode;
this.factory = factory;
this.header =
new TMessageHeader()
.add(THeaderName.USER, ZookeeperConfig.getAclUserString())
.add(THeaderName.SERVICE, serviceNode.getName())
.encode();
}
@Override
public boolean validateObject(final T client) {
TTransport transport = transports.get(client);
LOG.debug(
"ServiceNode: {}, trying to validateObject client : {}, transport : {}",
serviceNode.getZnodeName(),
client,
transport);
return transport != null && transport.isOpen();
}
@Override
public void destroyObject(final T client) throws Exception {
TTransport transport = transports.get(client);
if (transport != null && transport.isOpen()) {
LOG.debug(
"Closing transport. client : {}, transport : {}, serviceNode :{}",
client,
transport,
serviceNode.getZnodeName());
transport.close();
}
transports.remove(client);
}
public ThriftClientPool(final HedwigPoolConfig config, final ServiceNode serviceNode) {
super(config, new ThriftClientFactory<T>(serviceNode));
connections = new AtomicInteger(Math.max(0, serviceNode.getConnections()));
weight = new AtomicInteger(Math.max(1, serviceNode.getWeight()));
}