content: /*
   * 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
   *
   *     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 io.airlift.http.client.jetty;
  
  import ch.qos.logback.core.LayoutBase;
  
  import java.time.ZoneId;
  import java.time.format.DateTimeFormatter;
  
  import static java.time.format.DateTimeFormatter.ISO_OFFSET_DATE_TIME;
  
  class HttpClientLogLayout
          extends LayoutBase<HttpRequestEvent>
  {
      private static final DateTimeFormatter ISO_FORMATTER = ISO_OFFSET_DATE_TIME.withZone(ZoneId.systemDefault());
  
      @Override
      public String doLayout(HttpRequestEvent event)
      {
          StringBuilder builder = new StringBuilder();
          builder.append(ISO_FORMATTER.format(event.getTimeStamp()))
                  .append('\t')
                  .append(event.getProtocolVersion())
                  .append('\t')
                  .append(event.getMethod())
                  .append('\t')
                  .append(event.getRequestUri()) // TODO: escape
                  .append('\t')
                  .append(event.getResponseCode())
                  .append('\t')
                  .append(event.getResponseSize())
                  .append('\t')
                  .append(event.getRequestTotalTime())
                  .append('\t')
                  .append(event.getRequestQueueTime())
                  .append('\t')
                  .append(event.getRequestBeginToRequestEnd())
                  .append('\t')
                  .append(event.getRequestEndToResponseBegin())
                  .append('\t')
                  .append(event.getResponseBeginToResponseEnd())
                  .append('\t')
                  .append(event.getTimeToLastByte())
                  .append('\n');
          return builder.toString();
      }
  }
  