TimeClient.java 文件源码

public static void main(String[] args) throws Exception {
    String host = args[0];
    int port = Integer.parseInt(args[1]);

    String abstractName = "mesh://timeService";

    // Open a channel to the server
    Channel channel = ManagedChannelBuilder
            .forTarget(abstractName)
            .nameResolverFactory(StaticResolver.factory(new InetSocketAddress(host, port)))
            .usePlaintext(true)
            .build();

    // Create a CompletableFuture-based stub
    TimeServiceGrpc8.TimeServiceCompletableFutureStub stub = TimeServiceGrpc8.newCompletableFutureStub(channel);

    // Call the service
    CompletableFuture<TimeReply> completableFuture = stub.getTime(Empty.getDefaultInstance());
    TimeReply timeReply = completableFuture.get();

    // Convert to JDK8 types
    Instant now = MoreTimestamps.toInstantUtc(timeReply.getTime());
    System.out.println("The time is " + now);
}