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.openapi;
  
  import java.io.IOException;
  import java.util.LinkedHashMap;
  import java.util.Map;
  
  import io.swagger.v3.oas.models.OpenAPI;
  import org.apache.camel.Exchange;
  
  /**
   * A {@link RestApiResponseAdapter} that caches the response.
   */
  public class DefaultRestApiResponseAdapter implements RestApiResponseAdapter {
  
      private final Map<String, String> headers = new LinkedHashMap<>();
      private byte[] body;
      private boolean noContent;
      private OpenAPI openApi;
  
      public OpenAPI getOpenApi() {
          return openApi;
      }
  
      public void setOpenApi(OpenAPI openApi) {
          this.openApi = openApi;
      }
  
      @Override
      public void setHeader(String name, String value) {
          headers.put(name, value);
      }
  
      @Override
      public void writeBytes(byte[] bytes) throws IOException {
          this.body = bytes;
      }
  
      @Override
      public void noContent() {
          this.noContent = true;
      }
  
      public void copyResult(Exchange exchange) {
          if (!headers.isEmpty()) {
              exchange.getMessage().getHeaders().putAll(headers);
          }
          if (body != null) {
              exchange.getMessage().setBody(body);
          }
          if (noContent) {
              exchange.getMessage().setHeader(Exchange.HTTP_RESPONSE_CODE, 204);
          }
      }
  }
  