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.util.HashMap;
  import java.util.Map;
  
  import org.apache.camel.CamelContext;
  import org.apache.camel.Processor;
  import org.apache.camel.spi.RestApiProcessorFactory;
  import org.apache.camel.spi.RestConfiguration;
  
  public class OpenApiRestApiProcessorFactory implements RestApiProcessorFactory {
  
      @Override
      public Processor createApiProcessor(
              CamelContext camelContext, String contextPath,
              RestConfiguration configuration, Map<String, Object> parameters)
              throws Exception {
  
          Map<String, Object> options = new HashMap<>(parameters);
          if (configuration.getApiProperties() != null) {
              options.putAll(configuration.getApiProperties());
          }
  
          // need to include host in options
          String host = (String) options.get("host");
          if (host != null) {
              options.put("host", host);
          } else {
              // favor using explicit configured host for the api
              host = configuration.getApiHost();
              if (host != null) {
                  options.put("host", host);
              } else {
                  host = configuration.getHost();
                  int port = configuration.getPort();
                  if (host != null && port > 0) {
                      options.put("host", host + ":" + port);
                  } else if (host != null) {
                      options.put("host", host);
                  } else {
                      options.put("host", "localhost");
                  }
              }
          }
          // and include the default scheme as well if not explicit configured
          if (!options.containsKey("schemes") && !options.containsKey("schemas")) {
              // NOTE schemas is a typo but kept for backwards compatible
              String scheme = configuration.getScheme();
              if (scheme != null) {
                  options.put("schemes", scheme);
              }
          }
          // and context path is the base.path
          String path = configuration.getContextPath();
          if (path != null) {
              options.put("base.path", path);
          }
  
          // is cors enabled?
          Object cors = options.get("cors");
          if (cors == null && configuration.isEnableCORS()) {
              options.put("cors", "true");
          }
  
          RestOpenApiProcessor answer = new RestOpenApiProcessor(options, configuration);
          answer.setCamelContext(camelContext);
          return answer;
      }
  }
  