io.grpc.internal.Server Maven / Gradle / Ivy
/*
* Copyright 2015, Google Inc. All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are
* met:
*
* * Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* * Redistributions in binary form must reproduce the above
* copyright notice, this list of conditions and the following disclaimer
* in the documentation and/or other materials provided with the
* distribution.
*
* * Neither the name of Google Inc. nor the names of its
* contributors may be used to endorse or promote products derived from
* this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
* A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
* OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
package io.grpc.internal;
import java.io.IOException;
import javax.annotation.concurrent.ThreadSafe;
/**
* An object that accepts new incoming connections. This would commonly encapsulate a bound socket
* that {@code accept()}s new connections.
*/
@ThreadSafe
public interface Server {
/**
* Starts transport. Implementations must not call {@code listener} until after {@code start()}
* returns. The method only returns after it has done the equivalent of bind()ing, so it will be
* able to service any connections created after returning.
*
* @param listener non-{@code null} listener of server events
* @throws IOException if unable to bind
*/
void start(ServerListener listener) throws IOException;
/**
* Initiates an orderly shutdown of the server. Existing transports continue, but new transports
* will not be created (once {@link ServerListener#serverShutdown()} callback is called). This
* method may only be called once.
*/
void shutdown();
}