content: /*
   * Copyright 1999-2018 Alibaba Group Holding Ltd.
   *
   * Licensed 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 com.alibaba.csp.sentinel.adapter.grpc;
  
  import com.alibaba.csp.sentinel.adapter.grpc.gen.FooRequest;
  import com.alibaba.csp.sentinel.adapter.grpc.gen.FooResponse;
  import com.alibaba.csp.sentinel.adapter.grpc.gen.FooServiceGrpc;
  import io.grpc.stub.StreamObserver;
  
  /**
   * Implementation of FooService defined in proto.
   */
  class FooServiceImpl extends FooServiceGrpc.FooServiceImplBase {
      @Override
      public void sayHello(FooRequest request, StreamObserver<FooResponse> responseObserver) {
          int id = request.getId();
          switch (id) {
              // Exception test
              case -1:
                  responseObserver.onError(new IllegalAccessException("The id is error!"));
                  break;
              // RT test
              case -2:
                  try {
                      Thread.sleep(1000);
                  } catch (InterruptedException e) {
                      responseObserver.onError(e);
                      break;
                  }
              default:
                  String message = String.format("Hello %s! Your ID is %d.", request.getName(), id);
                  FooResponse response = FooResponse.newBuilder().setMessage(message).build();
                  responseObserver.onNext(response);
                  responseObserver.onCompleted();
                  break;
          }
      }
  
      @Override
      public void anotherHello(FooRequest request, StreamObserver<FooResponse> responseObserver) {
          int id = request.getId();
          switch (id) {
              // Exception test
              case -1:
                  responseObserver.onError(new IllegalAccessException("The id is error!"));
                  break;
              // RT test
              case -2:
                  try {
                      Thread.sleep(1000);
                  } catch (InterruptedException e) {
                      responseObserver.onError(e);
                      break;
                  }
              default:
                  String message = String.format("Good day, %s (%d)", request.getName(), id);
                  FooResponse response = FooResponse.newBuilder().setMessage(message).build();
                  responseObserver.onNext(response);
                  responseObserver.onCompleted();
                  break;
          }
      }
  }
  