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.csp.sentinel.eagleeye;
  
  class BaseLoggerBuilder<T extends BaseLoggerBuilder<T>> {
  
      protected final String loggerName;
  
      protected String filePath = null;
  
      protected long maxFileSize = 1024;
  
      protected char entryDelimiter = '|';
  
      protected int maxBackupIndex = 3;
  
      BaseLoggerBuilder(String loggerName) {
          this.loggerName = loggerName;
      }
  
      public T logFilePath(String logFilePath) {
          return configLogFilePath(logFilePath, EagleEye.EAGLEEYE_LOG_DIR);
      }
  
      public T appFilePath(String appFilePath) {
          return configLogFilePath(appFilePath, EagleEye.APP_LOG_DIR);
      }
  
      public T baseLogFilePath(String baseLogFilePath) {
          return configLogFilePath(baseLogFilePath, EagleEye.BASE_LOG_DIR);
      }
  
      @SuppressWarnings("unchecked")
      private T configLogFilePath(String filePathToConfig, String basePath) {
          EagleEyeCoreUtils.checkNotNullEmpty(filePathToConfig, "filePath");
          if (filePathToConfig.charAt(0) != '/') {
              filePathToConfig = basePath + filePathToConfig;
          }
          this.filePath = filePathToConfig;
          return (T)this;
      }
  
      @SuppressWarnings("unchecked")
      public T configLogFilePath(String filePath) {
          EagleEyeCoreUtils.checkNotNullEmpty(filePath, "filePath");
          this.filePath = filePath;
          return (T)this;
      }
  
      @SuppressWarnings("unchecked")
      public T maxFileSizeMB(long maxFileSizeMB) {
          if (maxFileSize < 10) {
              throw new IllegalArgumentException("Invalid maxFileSizeMB");
          }
          this.maxFileSize = maxFileSizeMB * 1024 * 1024;
          return (T)this;
      }
  
      @SuppressWarnings("unchecked")
      public T maxBackupIndex(int maxBackupIndex) {
          if (maxBackupIndex < 1) {
              throw new IllegalArgumentException("");
          }
          this.maxBackupIndex = maxBackupIndex;
          return (T)this;
      }
  
      @SuppressWarnings("unchecked")
      public T entryDelimiter(char entryDelimiter) {
          this.entryDelimiter = entryDelimiter;
          return (T)this;
      }
  
      String getLoggerName() {
          return loggerName;
      }
  }
  