PolicyProvider policy) throws IOException {
this.zkfc = zkfc;
RPC.setProtocolEngine(conf, ZKFCProtocolPB.class,
ProtobufRpcEngine.class);
ZKFCProtocolServerSideTranslatorPB translator =
new ZKFCProtocolServerSideTranslatorPB(this);
BlockingService service = ZKFCProtocolService
.newReflectiveBlockingService(translator);
this.server = new RPC.Builder(conf).setProtocol(ZKFCProtocolPB.class)
.setInstance(service).setBindAddress(bindAddr.getHostName())
.setPort(bindAddr.getPort()).setNumHandlers(HANDLER_COUNT)