package org.slf4j.event;
   
   import static org.slf4j.event.EventConstants.DEBUG_INT;
   import static org.slf4j.event.EventConstants.ERROR_INT;
   import static org.slf4j.event.EventConstants.INFO_INT;
   import static org.slf4j.event.EventConstants.TRACE_INT;
   import static org.slf4j.event.EventConstants.WARN_INT;
   
   /**
   * SLF4J's internal representation of Level.
   * 
   * 
   * @author Ceki Gülcü
   * @since 1.7.15
   */
  public enum Level {
  
      ERROR(ERROR_INT, "ERROR"), WARN(WARN_INT, "WARN"), INFO(INFO_INT, "INFO"), DEBUG(DEBUG_INT, "DEBUG"), TRACE(TRACE_INT, "TRACE");
  
      private final int levelInt;
      private final String levelStr;
  
      Level(int i, String s) {
          levelInt = i;
          levelStr = s;
      }
  
      public int toInt() {
          return levelInt;
      }
  
      public static Level intToLevel(int levelInt) {
          switch (levelInt) {
          case (TRACE_INT):
              return TRACE;
          case (DEBUG_INT):
              return DEBUG;
          case (INFO_INT):
              return INFO;
          case (WARN_INT):
              return WARN;
          case (ERROR_INT):
              return ERROR;
          default:
              throw new IllegalArgumentException("Level integer [" + levelInt + "] not recognized.");
          }
      }
  
      /**
       * Returns the string representation of this Level.
       */
      public String toString() {
          return levelStr;
      }
  
  }