Examples with CANCELLED io.servicetalk.grpc.api.GrpcStatusCode.CANCELLED used on opensource projects

Example 1 with CANCELLED

use of io.servicetalk.grpc.api.GrpcStatusCode.CANCELLED in project servicetalk by apple.

the class ProtocolCompatibilityTest method serviceTalkServer.

private static TestServerContext serviceTalkServer(final ErrorMode errorMode, final boolean ssl, final GrpcExecutionStrategy strategy, @Nullable final String compression, @Nullable final Duration timeout, Queue<Throwable> reqStreamError) throws Exception {
    final Compat.CompatService compatService = new Compat.CompatService() {

        @Override
        public Publisher<CompatResponse> bidirectionalStreamingCall(final GrpcServiceContext ctx, final Publisher<CompatRequest> pub) {
            reqStreamError.add(SERVER_PROCESSED_TOKEN);
            maybeThrowFromRpc(errorMode);
            return pub.map(req -> response(req.getId())).beforeFinally(errorConsumer());
        }

        @Override
        public Single<CompatResponse> clientStreamingCall(final GrpcServiceContext ctx, final Publisher<CompatRequest> pub) {
            reqStreamError.add(SERVER_PROCESSED_TOKEN);
            maybeThrowFromRpc(errorMode);
            return pub.collect(() -> 0, (sum, req) -> sum + req.getId()).map(this::response).beforeFinally(errorConsumer());
        }

        @Override
        public Single<CompatResponse> scalarCall(final GrpcServiceContext ctx, final CompatRequest req) {
            maybeThrowFromRpc(errorMode);
            return succeeded(response(req.getId()));
        }

        @Override
        public Publisher<CompatResponse> serverStreamingCall(final GrpcServiceContext ctx, final CompatRequest req) {
            maybeThrowFromRpc(errorMode);
            return Publisher.fromIterable(() -> IntStream.range(0, req.getId()).iterator()).map(this::response);
        }

        private CompatResponse response(final int value) {
            if (errorMode == ErrorMode.SIMPLE_IN_RESPONSE) {
                throwGrpcStatusException();
            } else if (errorMode == ErrorMode.STATUS_IN_RESPONSE) {
                throwGrpcStatusExceptionWithStatus();
            }
            return computeResponse(value);
        }

        private TerminalSignalConsumer errorConsumer() {
            return new TerminalSignalConsumer() {

                @Override
                public void onComplete() {
                }

                @Override
                public void onError(final Throwable throwable) {
                    reqStreamError.add(throwable);
                }

                @Override
                public void cancel() {
                    reqStreamError.add(new IOException("cancelled"));
                }
            };
        }
    };
    final ServiceFactory serviceFactory = new ServiceFactory.Builder().bufferEncoders(serviceTalkCompressions(compression)).bufferDecoderGroup(serviceTalkDecompression(compression)).bidirectionalStreamingCall(strategy, compatService).clientStreamingCall(strategy, compatService).scalarCall(strategy, compatService).serverStreamingCall(strategy, compatService).build();
    final ServerContext serverContext = serviceTalkServerBuilder(errorMode, ssl, timeout, b -> b.executionStrategy(strategy)).listenAndAwait(serviceFactory);
    return TestServerContext.fromServiceTalkServerContext(serverContext);
}