Examples with ServiceDescriptor io.helidon.grpc.server.ServiceDescriptor used on opensource projects

Example 26 with ServiceDescriptor

use of io.helidon.grpc.server.ServiceDescriptor in project helidon by oracle.

the class GrpcMetricsInterceptorIT method shouldUseSimpleTimerMetric.

@Test
public void shouldUseSimpleTimerMetric() throws Exception {
    ServiceDescriptor descriptor = ServiceDescriptor.builder(createMockService()).unary("barSimplyTimed", this::dummyUnary).build();
    MethodDescriptor methodDescriptor = descriptor.method("barSimplyTimed");
    GrpcMetrics metrics = GrpcMetrics.simplyTimed();
    ServerCall<String, String> call = call(metrics, methodDescriptor);
    call.close(Status.OK, new Metadata());
    SimpleTimer appSimpleTimer = appRegistry.get().simpleTimer("Foo.barSimplyTimed");
    assertVendorMetrics();
    assertThat(appSimpleTimer.getCount(), is(1L));
}

Example 27 with ServiceDescriptor

use of io.helidon.grpc.server.ServiceDescriptor in project helidon by oracle.

the class GrpcMetricsInterceptorIT method shouldUseHistogramMetric.

@Test
public void shouldUseHistogramMetric() throws Exception {
    ServiceDescriptor descriptor = ServiceDescriptor.builder(createMockService()).unary("barHistogram", this::dummyUnary).build();
    MethodDescriptor methodDescriptor = descriptor.method("barHistogram");
    GrpcMetrics metrics = GrpcMetrics.histogram();
    ServerCall<String, String> call = call(metrics, methodDescriptor);
    call.close(Status.OK, new Metadata());
    Histogram appHistogram = appRegistry.get().histogram("Foo.barHistogram");
    assertVendorMetrics();
    assertThat(appHistogram.getCount(), is(1L));
}

Example 28 with ServiceDescriptor

use of io.helidon.grpc.server.ServiceDescriptor in project helidon by oracle.

the class GrpcMetricsInterceptorIT method shouldUseNameFunction.

@Test
public void shouldUseNameFunction() throws Exception {
    ServiceDescriptor descriptor = ServiceDescriptor.builder(createMockService()).unary("barUnits", this::dummyUnary).build();
    MethodDescriptor methodDescriptor = descriptor.method("barUnits");
    GrpcMetrics metrics = GrpcMetrics.counted().nameFunction((svc, method, type) -> "overridden");
    ServerCall<String, String> call = call(metrics, methodDescriptor);
    call.close(Status.OK, new Metadata());
    Counter appCounter = appRegistry.get().counter("overridden");
    assertVendorMetrics();
    assertThat(appCounter.getCount(), is(1L));
}

Example 29 with ServiceDescriptor

use of io.helidon.grpc.server.ServiceDescriptor in project helidon by oracle.

the class GrpcMetrics method interceptCall.

@Override
public <ReqT, RespT> ServerCall.Listener<ReqT> interceptCall(ServerCall<ReqT, RespT> call, Metadata headers, ServerCallHandler<ReqT, RespT> next) {
    MetricsRules rules = Context.keyWithDefault(KEY_STRING, metricRule).get();
    MetricType type = rules.type();
    String fullMethodName = call.getMethodDescriptor().getFullMethodName();
    String methodName = GrpcHelper.extractMethodName(fullMethodName);
    ServiceDescriptor service = ServiceDescriptor.SERVICE_DESCRIPTOR_KEY.get();
    ServerCall<ReqT, RespT> serverCall;
    switch(type) {
        case COUNTER:
            serverCall = new CountedServerCall<>(APP_REGISTRY.get().counter(rules.metadata(service, methodName), rules.toTags()), call);
            break;
        case METERED:
            serverCall = new MeteredServerCall<>(APP_REGISTRY.get().meter(rules.metadata(service, methodName), rules.toTags()), call);
            break;
        case HISTOGRAM:
            serverCall = new HistogramServerCall<>(APP_REGISTRY.get().histogram(rules.metadata(service, methodName), rules.toTags()), call);
            break;
        case TIMER:
            serverCall = new TimedServerCall<>(APP_REGISTRY.get().timer(rules.metadata(service, methodName), rules.toTags()), call);
            break;
        case SIMPLE_TIMER:
            serverCall = new SimplyTimedServerCall<>(APP_REGISTRY.get().simpleTimer(rules.metadata(service, methodName), rules.toTags()), call);
            break;
        case CONCURRENT_GAUGE:
            serverCall = new ConcurrentGaugeServerCall<>(APP_REGISTRY.get().concurrentGauge(rules.metadata(service, methodName), rules.toTags()), call);
            break;
        case GAUGE:
        case INVALID:
        default:
            serverCall = call;
    }
    serverCall = new MeteredServerCall<>(VENDOR_REGISTRY.get().meter(GRPC_METER), serverCall);
    return next.startCall(serverCall, headers);
}

Example 30 with ServiceDescriptor

use of io.helidon.grpc.server.ServiceDescriptor in project helidon by oracle.

the class GrpcServiceBuilder method build.

/**
 * Create a {@link ServiceDescriptor.Builder} introspected class.
 *
 * @return a {@link ServiceDescriptor.Builder} for the introspected class.
 */
@Override
public ServiceDescriptor build() {
    checkForNonPublicMethodIssues();
    Class<?> annotatedServiceClass = annotatedServiceClass();
    AnnotatedMethodList methodList = AnnotatedMethodList.create(annotatedServiceClass);
    String name = determineServiceName(annotatedServiceClass);
    ServiceDescriptor.Builder builder = ServiceDescriptor.builder(serviceClass(), name).marshallerSupplier(getMarshallerSupplier());
    addServiceMethods(builder, methodList, beanManager);
    configureServiceInterceptors(builder, beanManager);
    Class<?> serviceClass = serviceClass();
    Class<?> annotatedClass = annotatedServiceClass();
    HelidonServiceLoader.create(ServiceLoader.load(AnnotatedServiceConfigurer.class)).forEach(configurer -> configurer.accept(serviceClass, annotatedClass, builder));
    return builder.build();
}