code: /*
   * 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.skywalking.e2e.controller;
  
  import org.apache.log4j.Logger;
  import org.apache.logging.log4j.LogManager;
  import org.apache.skywalking.apm.toolkit.trace.TraceContext;
  import org.slf4j.LoggerFactory;
  import org.springframework.web.bind.annotation.RequestMapping;
  import org.springframework.web.bind.annotation.RestController;
  
  @RestController
  public class FileLogController {
  
      private static final Logger LOG4J_LOGGER = Logger.getLogger("fileLogger");
      private static final org.apache.logging.log4j.Logger LOG4J2_LOGGER = LogManager.getLogger("fileLogger");
      private static final org.slf4j.Logger LOGBACK_LOGGER = LoggerFactory.getLogger("fileLogger");
  
      @RequestMapping(value = "/file/logs/trigger")
      public String trigger() {
          LOG4J_LOGGER.info("log4j fileLogger ==> mills-> " + System.currentTimeMillis());
          LOG4J2_LOGGER.info("log4j2 fileLogger ==> mills->" + System.currentTimeMillis());
          LOGBACK_LOGGER.info("logback fileLogger ==> mills-> {}", System.currentTimeMillis());
          return TraceContext.traceId();
      }
  }
  