content: /*
   * 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.camel.component.grpc;
  
  import org.apache.camel.Category;
  import org.apache.camel.Consumer;
  import org.apache.camel.Processor;
  import org.apache.camel.Producer;
  import org.apache.camel.spi.Metadata;
  import org.apache.camel.spi.UriEndpoint;
  import org.apache.camel.spi.UriParam;
  import org.apache.camel.support.DefaultEndpoint;
  import org.apache.camel.support.SynchronousDelegateProducer;
  import org.apache.camel.util.ObjectHelper;
  
  /**
   * Expose gRPC endpoints and access external gRPC endpoints.
   */
  @UriEndpoint(firstVersion = "2.19.0", scheme = "grpc", title = "gRPC", syntax = "grpc:host:port/service",
               category = { Category.RPC }, headersClass = GrpcConstants.class)
  @Metadata(annotations = {
          "protocol=http",
  })
  public class GrpcEndpoint extends DefaultEndpoint {
      @UriParam
      protected final GrpcConfiguration configuration;
  
      private String serviceName;
      private String servicePackage;
  
      public GrpcEndpoint(String uri, GrpcComponent component, GrpcConfiguration config) {
          super(uri, component);
          this.configuration = config;
      }
  
      public GrpcConfiguration getConfiguration() {
          return configuration;
      }
  
      @Override
      public Producer createProducer() throws Exception {
          if (configuration.isToRouteControlledStreamObserver()) {
              return new GrpcProducerToRouteControlledStreamObserver(this);
          }
          GrpcProducer producer = new GrpcProducer(this, configuration);
          if (configuration.isSynchronous()) {
              return new SynchronousDelegateProducer(producer);
          } else {
              return producer;
          }
      }
  
      @Override
      public Consumer createConsumer(Processor processor) throws Exception {
          GrpcConsumer consumer = new GrpcConsumer(this, processor, configuration);
          configureConsumer(consumer);
          return consumer;
      }
  
      @Override
      protected void doInit() throws Exception {
          super.doInit();
  
          // Extract service and package names from the full service name
          serviceName = GrpcUtils.extractServiceName(configuration.getService());
          servicePackage = GrpcUtils.extractServicePackage(configuration.getService());
  
          // Convert method name to the camel case style
          // This requires if method name as described inside .proto file directly
          if (!ObjectHelper.isEmpty(configuration.getMethod())) {
              configuration.setMethod(GrpcUtils.convertMethod2CamelCase(configuration.getMethod()));
          }
      }
  
      public String getServiceName() {
          return serviceName;
      }
  
      public String getServicePackage() {
          return servicePackage;
      }
  }
  