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.http;
  
  import java.util.Optional;
  
  import org.apache.hc.core5.http.Header;
  import org.apache.hc.core5.http.HttpResponse;
  
  public final class HttpUtil {
      private HttpUtil() {
      }
  
      public static Optional<Header> responseHeader(HttpResponse response, String headerName) {
          return Optional.ofNullable(response.getFirstHeader(headerName));
      }
  
      public static Optional<String> responseHeaderValue(HttpResponse response, String headerName) {
          return responseHeader(response, headerName).map(Header::getValue);
      }
  
      public static String removeHttpOrHttpsProtocol(String uri) {
          if (uri.startsWith("http://")) {
              uri = uri.substring(7);
          } else if (uri.startsWith("http:")) {
              uri = uri.substring(5);
          } else if (uri.startsWith("https://")) {
              uri = uri.substring(8);
          } else if (uri.startsWith("https:")) {
              uri = uri.substring(6);
          }
          return uri;
      }
  }
  