content: /*
   * Copyright 1999-2018 Alibaba Group Holding Ltd.
   *
   * 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 com.alibaba.nacos.client.utils;
  
  import com.alibaba.nacos.client.logging.AbstractNacosLogging;
  import com.alibaba.nacos.client.logging.log4j2.Log4J2NacosLogging;
  import com.alibaba.nacos.client.logging.logback.LogbackNacosLogging;
  import org.slf4j.Logger;
  
  import static org.slf4j.LoggerFactory.getLogger;
  
  /**
   * @author <a href="mailto:huangxiaoyu1018@gmail.com">hxy1991</a>
   * @since 0.9.0
   */
  public class LogUtils {
  
      public static final Logger NAMING_LOGGER;
  
      static {
          try {
              boolean isLogback = false;
              AbstractNacosLogging nacosLogging;
  
              try {
                  Class.forName("ch.qos.logback.classic.Logger");
                  nacosLogging = new LogbackNacosLogging();
                  isLogback = true;
              } catch (ClassNotFoundException e) {
                  nacosLogging = new Log4J2NacosLogging();
              }
  
              try {
                  nacosLogging.loadConfiguration();
              } catch (Throwable t) {
                  if (isLogback) {
                      getLogger(LogUtils.class).warn("Load Logback Configuration of Nacos fail, message: {}",
                          t.getMessage());
                  } else {
                      getLogger(LogUtils.class).warn("Load Log4j Configuration of Nacos fail, message: {}",
                          t.getMessage());
                  }
              }
          } catch (Throwable t1) {
              getLogger(LogUtils.class).warn("Init Nacos Logging fail, message: {}", t1.getMessage());
          }
  
          NAMING_LOGGER = getLogger("com.alibaba.nacos.client.naming");
      }
  
      public static Logger logger(Class<?> clazz) {
          return getLogger(clazz);
      }
  
  }
  