content: /*
   * Copyright <2019> Amazon.com, Inc. or its affiliates. All Rights Reserved.
   *
   * Licensed under the Apache License, Version 2.0 (the "License").
   * You may not use this file except in compliance with the License.
   * A copy of the License is located at
   *
   *     http://www.apache.org/licenses/LICENSE-2.0
   *
   * or in the "license" file accompanying this file. This file 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 com.amazon.opendistroforelasticsearch.jdbc.logging;
  
  /**
   * The default log entry layout for driver emitted logs
   *
   * Formats log entries with [timestamp][severity][thread-name] message
   *
   * Timestamp uses ISO format date and a a 24 hour clock value upto
   * milliseconds: [YYYY-mm-dd HH:MM:SS.mmm]
   */
  public class StandardLayout implements Layout {
      public static final StandardLayout INSTANCE = new StandardLayout();
  
      private StandardLayout() {
          // singleton
      }
  
      @Override
      public String formatLogEntry(LogLevel severity, String message)  {
          long time = System.currentTimeMillis();
          return String.format("[%tF %tT.%tL][%-5s][Thread-%s]%s",
                  time, time, time, severity, Thread.currentThread().getName(), message);
      }
  }
  