/*
    * Copyright (c) 2002-2025 Gargoyle Software Inc.
    *
    * 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
    * https://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.htmlunit.httpclient;
  
  import org.apache.http.cookie.ClientCookie;
  import org.apache.http.cookie.CommonCookieAttributeHandler;
  import org.apache.http.cookie.MalformedCookieException;
  import org.apache.http.cookie.SetCookie;
  import org.apache.http.impl.cookie.AbstractCookieAttributeHandler;
  
  /**
   * VersionAttributeHandler for HtmlUnit.
   *
   * @author Ronald Brill
   */
  final class HtmlUnitVersionAttributeHandler extends AbstractCookieAttributeHandler
                  implements CommonCookieAttributeHandler {
  
      /**
       * Parse cookie version attribute.
       */
      @Override
      public void parse(final SetCookie cookie, final String value) throws MalformedCookieException {
          if (value == null) {
              throw new MalformedCookieException("Missing value for version attribute");
          }
          int version = 0;
          try {
              version = Integer.parseInt(value);
          }
          catch (final NumberFormatException ignored) {
              // ignore invalid versions
          }
          cookie.setVersion(version);
      }
  
      @Override
      public String getAttributeName() {
          return ClientCookie.VERSION_ATTR;
      }
  }