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1   /**
2    * Logback: the reliable, generic, fast and flexible logging framework.
3    * Copyright (C) 1999-2011, 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     */
27    static public int convert(ILoggingEvent event) {
28  
29      Level level = event.getLevel();
30  
31      switch (level.levelInt) {
32      case Level.ERROR_INT:
33        return SyslogConstants.ERROR_SEVERITY;
34      case Level.WARN_INT:
35        return SyslogConstants.WARNING_SEVERITY;
36      case Level.INFO_INT:
37        return SyslogConstants.INFO_SEVERITY;
38      case Level.DEBUG_INT:
39      case Level.TRACE_INT:
40        return SyslogConstants.DEBUG_SEVERITY;
41      default:
42        throw new IllegalArgumentException("Level " + level
43            + " is not a valid level for a printing method");
44      }
45    }
46  }