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.druid.wall;
  
  import com.alibaba.druid.support.json.JSONUtils;
  import com.alibaba.druid.support.logging.Log;
  import com.alibaba.druid.support.logging.LogFactory;
  
  import java.util.Map;
  import java.util.Properties;
  
  public class WallProviderStatLoggerImpl extends WallProviderStatLoggerAdapter implements WallProviderStatLogger {
      private static Log LOG = LogFactory.getLog(WallProviderStatLoggerImpl.class);
  
      private Log logger = LOG;
  
      @Override
      public void configFromProperties(Properties properties) {
          if (properties == null) {
              return;
          }
  
          String property = properties.getProperty("druid.stat.loggerName");
          if (property != null && property.length() > 0) {
              setLoggerName(property);
          }
      }
  
      public void setLoggerName(String loggerName) {
          logger = LogFactory.getLog(loggerName);
      }
  
      public void setLogger(Log logger) {
          if (logger == null) {
              throw new IllegalArgumentException("logger can not be null");
          }
          this.logger = logger;
      }
  
      public boolean isLogEnable() {
          return logger.isInfoEnabled();
      }
  
      public void log(String value) {
          logger.info(value);
      }
  
      @Override
      public void log(WallProviderStatValue statValue) {
          if (!isLogEnable()) {
              return;
          }
  
          Map<String, Object> map = statValue.toMap();
          String text = JSONUtils.toJSONString(map);
  
          log(text);
      }
  }
  