1   /**
2    * Logback: the reliable, generic, fast and flexible logging framework.
3    * Copyright (C) 1999-2015, QOS.ch. All rights reserved.
4    *
5    * This program and the accompanying materials are dual-licensed under
6    * either the terms of the Eclipse Public License v1.0 as published by
7    * the Eclipse Foundation
8    *
9    *   or (per the licensee's choosing)
10   *
11   * under the terms of the GNU Lesser General Public License version 2.1
12   * as published by the Free Software Foundation.
13   */
14  package ch.qos.logback.classic.util;
15  
16  import ch.qos.logback.classic.Level;
17  import ch.qos.logback.classic.spi.ILoggingEvent;
18  import ch.qos.logback.core.net.SyslogConstants;
19  
20  public class LevelToSyslogSeverity {
21  
22      /*
23       * Convert a level to equivalent syslog severity. Only levels for printing
24       * methods i.e. TRACE, DEBUG, WARN, INFO and ERROR are converted.
25       */
26      static public int convert(ILoggingEvent event) {
27  
28          Level level = event.getLevel();
29  
30          switch (level.levelInt) {
31          case Level.ERROR_INT:
32              return SyslogConstants.ERROR_SEVERITY;
33          case Level.WARN_INT:
34              return SyslogConstants.WARNING_SEVERITY;
35          case Level.INFO_INT:
36              return SyslogConstants.INFO_SEVERITY;
37          case Level.DEBUG_INT:
38          case Level.TRACE_INT:
39              return SyslogConstants.DEBUG_SEVERITY;
40          default:
41              throw new IllegalArgumentException("Level " + level + " is not a valid level for a printing method");
42          }
43      }
44  }