1 /* 2 * Copyright 2014 The gRPC Authors 3 * 4 * Licensed under the Apache License, Version 2.0 (the "License"); 5 * you may not use this file except in compliance with the License. 6 * You may obtain a copy of the License at 7 * 8 * http://www.apache.org/licenses/LICENSE-2.0 9 * 10 * Unless required by applicable law or agreed to in writing, software 11 * distributed under the License is distributed on an "AS IS" BASIS, 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13 * See the License for the specific language governing permissions and 14 * limitations under the License. 15 */ 16 17 package io.grpc.internal; 18 19 /** 20 * A listener to a server for transport creation events. The listener need not be thread-safe, so 21 * notifications must be properly synchronized externally. 22 */ 23 public interface ServerListener { 24 25 /** 26 * Called upon the establishment of a new client connection. 27 * 28 * @param transport the new transport to be observed. 29 * @return a listener for stream creation events on the transport. 30 */ transportCreated(ServerTransport transport)31 ServerTransportListener transportCreated(ServerTransport transport); 32 33 /** 34 * The server is shutting down. No new transports will be processed, but existing transports may 35 * continue. Shutdown is only caused by a call to {@link InternalServer#shutdown()}. All 36 * resources have been released. 37 */ serverShutdown()38 void serverShutdown(); 39 } 40