Method shutdown

core/src/main/java/io/grpc/internal/ServerImpl.java:253–271

Initiates an orderly shutdown in which preexisting calls continue but new calls are rejected.

()

   * Initiates an orderly shutdown in which preexisting calls continue but new calls are rejected.
   */
  @Override
  public ServerImpl shutdown() {
    boolean shutdownTransportServers;
    synchronized (lock) {
      if (shutdown) {
        return this;
      }
      shutdown = true;
      shutdownTransportServers = started;
      if (!shutdownTransportServers) {
        transportServersTerminated = true;
        checkForTermination();
      }
    }
    if (shutdownTransportServers) {
      transportServer.shutdown();
    }
    return this;
  }

  @Override
  public ServerImpl shutdownNow() {