| /* |
| * Licensed to the Apache Software Foundation (ASF) under one or more |
| * contributor license agreements. See the NOTICE file distributed with |
| * this work for additional information regarding copyright ownership. |
| * The ASF licenses this file to You under the Apache License, Version 2.0 |
| * (the "License"); you may not use this file except in compliance with |
| * the License. You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, software |
| * distributed under the License is distributed on an "AS IS" BASIS, |
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| * See the License for the specific language governing permissions and |
| * limitations under the License. |
| */ |
| |
| package org.apache.dubbo.samples.proto; |
| |
| import org.apache.dubbo.common.stream.StreamObserver; |
| import org.apache.dubbo.common.URL; |
| import org.apache.dubbo.rpc.Invoker; |
| import org.apache.dubbo.rpc.PathResolver; |
| import org.apache.dubbo.rpc.RpcException; |
| import org.apache.dubbo.rpc.ServerService; |
| import org.apache.dubbo.rpc.TriRpcStatus; |
| import org.apache.dubbo.rpc.model.MethodDescriptor; |
| import org.apache.dubbo.rpc.model.ServiceDescriptor; |
| import org.apache.dubbo.rpc.model.StubMethodDescriptor; |
| import org.apache.dubbo.rpc.model.StubServiceDescriptor; |
| import org.apache.dubbo.rpc.stub.BiStreamMethodHandler; |
| import org.apache.dubbo.rpc.stub.ServerStreamMethodHandler; |
| import org.apache.dubbo.rpc.stub.StubInvocationUtil; |
| import org.apache.dubbo.rpc.stub.StubInvoker; |
| import org.apache.dubbo.rpc.stub.StubMethodHandler; |
| import org.apache.dubbo.rpc.stub.StubSuppliers; |
| import org.apache.dubbo.rpc.stub.UnaryStubMethodHandler; |
| |
| import com.google.protobuf.Message; |
| |
| import java.util.HashMap; |
| import java.util.Map; |
| import java.util.function.BiConsumer; |
| import java.util.concurrent.CompletableFuture; |
| |
| public final class DubboGreetServiceTriple { |
| |
| public static final String SERVICE_NAME = GreetService.SERVICE_NAME; |
| |
| private static final StubServiceDescriptor serviceDescriptor = new StubServiceDescriptor(SERVICE_NAME,GreetService.class); |
| |
| static { |
| org.apache.dubbo.rpc.protocol.tri.service.SchemaDescriptorRegistry.addSchemaDescriptor(SERVICE_NAME,GreetProto.getDescriptor()); |
| StubSuppliers.addSupplier(SERVICE_NAME, DubboGreetServiceTriple::newStub); |
| StubSuppliers.addSupplier(GreetService.JAVA_SERVICE_NAME, DubboGreetServiceTriple::newStub); |
| StubSuppliers.addDescriptor(SERVICE_NAME, serviceDescriptor); |
| StubSuppliers.addDescriptor(GreetService.JAVA_SERVICE_NAME, serviceDescriptor); |
| } |
| |
| @SuppressWarnings("all") |
| public static GreetService newStub(Invoker<?> invoker) { |
| return new GreetServiceStub((Invoker<GreetService>)invoker); |
| } |
| |
| private static final StubMethodDescriptor greetMethod = new StubMethodDescriptor("Greet", |
| org.apache.dubbo.samples.proto.GreetRequest.class, org.apache.dubbo.samples.proto.GreetResponse.class, MethodDescriptor.RpcType.UNARY, |
| obj -> ((Message) obj).toByteArray(), obj -> ((Message) obj).toByteArray(), org.apache.dubbo.samples.proto.GreetRequest::parseFrom, |
| org.apache.dubbo.samples.proto.GreetResponse::parseFrom); |
| |
| private static final StubMethodDescriptor greetAsyncMethod = new StubMethodDescriptor("Greet", |
| org.apache.dubbo.samples.proto.GreetRequest.class, java.util.concurrent.CompletableFuture.class, MethodDescriptor.RpcType.UNARY, |
| obj -> ((Message) obj).toByteArray(), obj -> ((Message) obj).toByteArray(), org.apache.dubbo.samples.proto.GreetRequest::parseFrom, |
| org.apache.dubbo.samples.proto.GreetResponse::parseFrom); |
| |
| private static final StubMethodDescriptor greetProxyAsyncMethod = new StubMethodDescriptor("GreetAsync", |
| org.apache.dubbo.samples.proto.GreetRequest.class, org.apache.dubbo.samples.proto.GreetResponse.class, MethodDescriptor.RpcType.UNARY, |
| obj -> ((Message) obj).toByteArray(), obj -> ((Message) obj).toByteArray(), org.apache.dubbo.samples.proto.GreetRequest::parseFrom, |
| org.apache.dubbo.samples.proto.GreetResponse::parseFrom); |
| private static final StubMethodDescriptor sayHelloMethod = new StubMethodDescriptor("SayHello", |
| org.apache.dubbo.samples.proto.SayHelloRequest.class, org.apache.dubbo.samples.proto.SayHelloResponse.class, MethodDescriptor.RpcType.UNARY, |
| obj -> ((Message) obj).toByteArray(), obj -> ((Message) obj).toByteArray(), org.apache.dubbo.samples.proto.SayHelloRequest::parseFrom, |
| org.apache.dubbo.samples.proto.SayHelloResponse::parseFrom); |
| |
| private static final StubMethodDescriptor sayHelloAsyncMethod = new StubMethodDescriptor("SayHello", |
| org.apache.dubbo.samples.proto.SayHelloRequest.class, java.util.concurrent.CompletableFuture.class, MethodDescriptor.RpcType.UNARY, |
| obj -> ((Message) obj).toByteArray(), obj -> ((Message) obj).toByteArray(), org.apache.dubbo.samples.proto.SayHelloRequest::parseFrom, |
| org.apache.dubbo.samples.proto.SayHelloResponse::parseFrom); |
| |
| private static final StubMethodDescriptor sayHelloProxyAsyncMethod = new StubMethodDescriptor("SayHelloAsync", |
| org.apache.dubbo.samples.proto.SayHelloRequest.class, org.apache.dubbo.samples.proto.SayHelloResponse.class, MethodDescriptor.RpcType.UNARY, |
| obj -> ((Message) obj).toByteArray(), obj -> ((Message) obj).toByteArray(), org.apache.dubbo.samples.proto.SayHelloRequest::parseFrom, |
| org.apache.dubbo.samples.proto.SayHelloResponse::parseFrom); |
| |
| |
| |
| |
| static{ |
| serviceDescriptor.addMethod(greetMethod); |
| serviceDescriptor.addMethod(greetProxyAsyncMethod); |
| serviceDescriptor.addMethod(sayHelloMethod); |
| serviceDescriptor.addMethod(sayHelloProxyAsyncMethod); |
| } |
| |
| public static class GreetServiceStub implements GreetService{ |
| private final Invoker<GreetService> invoker; |
| |
| public GreetServiceStub(Invoker<GreetService> invoker) { |
| this.invoker = invoker; |
| } |
| |
| @Override |
| public org.apache.dubbo.samples.proto.GreetResponse greet(org.apache.dubbo.samples.proto.GreetRequest request){ |
| return StubInvocationUtil.unaryCall(invoker, greetMethod, request); |
| } |
| |
| public CompletableFuture<org.apache.dubbo.samples.proto.GreetResponse> greetAsync(org.apache.dubbo.samples.proto.GreetRequest request){ |
| return StubInvocationUtil.unaryCall(invoker, greetAsyncMethod, request); |
| } |
| |
| public void greet(org.apache.dubbo.samples.proto.GreetRequest request, StreamObserver<org.apache.dubbo.samples.proto.GreetResponse> responseObserver){ |
| StubInvocationUtil.unaryCall(invoker, greetMethod , request, responseObserver); |
| } |
| @Override |
| public org.apache.dubbo.samples.proto.SayHelloResponse sayHello(org.apache.dubbo.samples.proto.SayHelloRequest request){ |
| return StubInvocationUtil.unaryCall(invoker, sayHelloMethod, request); |
| } |
| |
| public CompletableFuture<org.apache.dubbo.samples.proto.SayHelloResponse> sayHelloAsync(org.apache.dubbo.samples.proto.SayHelloRequest request){ |
| return StubInvocationUtil.unaryCall(invoker, sayHelloAsyncMethod, request); |
| } |
| |
| public void sayHello(org.apache.dubbo.samples.proto.SayHelloRequest request, StreamObserver<org.apache.dubbo.samples.proto.SayHelloResponse> responseObserver){ |
| StubInvocationUtil.unaryCall(invoker, sayHelloMethod , request, responseObserver); |
| } |
| |
| |
| |
| } |
| |
| public static abstract class GreetServiceImplBase implements GreetService, ServerService<GreetService> { |
| |
| private <T, R> BiConsumer<T, StreamObserver<R>> syncToAsync(java.util.function.Function<T, R> syncFun) { |
| return new BiConsumer<T, StreamObserver<R>>() { |
| @Override |
| public void accept(T t, StreamObserver<R> observer) { |
| try { |
| R ret = syncFun.apply(t); |
| observer.onNext(ret); |
| observer.onCompleted(); |
| } catch (Throwable e) { |
| observer.onError(e); |
| } |
| } |
| }; |
| } |
| |
| @Override |
| public CompletableFuture<org.apache.dubbo.samples.proto.GreetResponse> greetAsync(org.apache.dubbo.samples.proto.GreetRequest request){ |
| return CompletableFuture.completedFuture(greet(request)); |
| } |
| @Override |
| public CompletableFuture<org.apache.dubbo.samples.proto.SayHelloResponse> sayHelloAsync(org.apache.dubbo.samples.proto.SayHelloRequest request){ |
| return CompletableFuture.completedFuture(sayHello(request)); |
| } |
| |
| /** |
| * This server stream type unary method is <b>only</b> used for generated stub to support async unary method. |
| * It will not be called if you are NOT using Dubbo3 generated triple stub and <b>DO NOT</b> implement this method. |
| */ |
| public void greet(org.apache.dubbo.samples.proto.GreetRequest request, StreamObserver<org.apache.dubbo.samples.proto.GreetResponse> responseObserver){ |
| greetAsync(request).whenComplete((r, t) -> { |
| if (t != null) { |
| responseObserver.onError(t); |
| } else { |
| responseObserver.onNext(r); |
| responseObserver.onCompleted(); |
| } |
| }); |
| } |
| public void sayHello(org.apache.dubbo.samples.proto.SayHelloRequest request, StreamObserver<org.apache.dubbo.samples.proto.SayHelloResponse> responseObserver){ |
| sayHelloAsync(request).whenComplete((r, t) -> { |
| if (t != null) { |
| responseObserver.onError(t); |
| } else { |
| responseObserver.onNext(r); |
| responseObserver.onCompleted(); |
| } |
| }); |
| } |
| |
| @Override |
| public final Invoker<GreetService> getInvoker(URL url) { |
| PathResolver pathResolver = url.getOrDefaultFrameworkModel() |
| .getExtensionLoader(PathResolver.class) |
| .getDefaultExtension(); |
| Map<String,StubMethodHandler<?, ?>> handlers = new HashMap<>(); |
| |
| pathResolver.addNativeStub( "/" + SERVICE_NAME + "/Greet"); |
| pathResolver.addNativeStub( "/" + SERVICE_NAME + "/GreetAsync"); |
| // for compatibility |
| pathResolver.addNativeStub( "/" + JAVA_SERVICE_NAME + "/Greet"); |
| pathResolver.addNativeStub( "/" + JAVA_SERVICE_NAME + "/GreetAsync"); |
| |
| pathResolver.addNativeStub( "/" + SERVICE_NAME + "/SayHello"); |
| pathResolver.addNativeStub( "/" + SERVICE_NAME + "/SayHelloAsync"); |
| // for compatibility |
| pathResolver.addNativeStub( "/" + JAVA_SERVICE_NAME + "/SayHello"); |
| pathResolver.addNativeStub( "/" + JAVA_SERVICE_NAME + "/SayHelloAsync"); |
| |
| |
| BiConsumer<org.apache.dubbo.samples.proto.GreetRequest, StreamObserver<org.apache.dubbo.samples.proto.GreetResponse>> greetFunc = this::greet; |
| handlers.put(greetMethod.getMethodName(), new UnaryStubMethodHandler<>(greetFunc)); |
| BiConsumer<org.apache.dubbo.samples.proto.GreetRequest, StreamObserver<org.apache.dubbo.samples.proto.GreetResponse>> greetAsyncFunc = syncToAsync(this::greet); |
| handlers.put(greetProxyAsyncMethod.getMethodName(), new UnaryStubMethodHandler<>(greetAsyncFunc)); |
| BiConsumer<org.apache.dubbo.samples.proto.SayHelloRequest, StreamObserver<org.apache.dubbo.samples.proto.SayHelloResponse>> sayHelloFunc = this::sayHello; |
| handlers.put(sayHelloMethod.getMethodName(), new UnaryStubMethodHandler<>(sayHelloFunc)); |
| BiConsumer<org.apache.dubbo.samples.proto.SayHelloRequest, StreamObserver<org.apache.dubbo.samples.proto.SayHelloResponse>> sayHelloAsyncFunc = syncToAsync(this::sayHello); |
| handlers.put(sayHelloProxyAsyncMethod.getMethodName(), new UnaryStubMethodHandler<>(sayHelloAsyncFunc)); |
| |
| |
| |
| |
| return new StubInvoker<>(this, url, GreetService.class, handlers); |
| } |
| |
| |
| @Override |
| public org.apache.dubbo.samples.proto.GreetResponse greet(org.apache.dubbo.samples.proto.GreetRequest request){ |
| throw unimplementedMethodException(greetMethod); |
| } |
| |
| @Override |
| public org.apache.dubbo.samples.proto.SayHelloResponse sayHello(org.apache.dubbo.samples.proto.SayHelloRequest request){ |
| throw unimplementedMethodException(sayHelloMethod); |
| } |
| |
| |
| |
| |
| |
| @Override |
| public final ServiceDescriptor getServiceDescriptor() { |
| return serviceDescriptor; |
| } |
| private RpcException unimplementedMethodException(StubMethodDescriptor methodDescriptor) { |
| return TriRpcStatus.UNIMPLEMENTED.withDescription(String.format("Method %s is unimplemented", |
| "/" + serviceDescriptor.getInterfaceName() + "/" + methodDescriptor.getMethodName())).asException(); |
| } |
| } |
| |
| } |
