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## org.apache.poi.util
Class SystemOutLogger

    java.lang.Object
      org.apache.poi.util.POILogger
          org.apache.poi.util.SystemOutLogger

    public class SystemOutLogger

extends POILogger

A logger class that strives to make it as easy as possible for developers to write log calls, while simultaneously making those calls as cheap as possible by performing lazy evaluation of the log message.

Field Summary

Fields inherited from class org.apache.poi.util.POILogger
`DEBUG, ERROR, FATAL, INFO, LEVEL_STRINGS, LEVEL_STRINGS_SHORT, WARN`

Constructor Summary
`SystemOutLogger()`

Method Summary
`protected void` | `_log(int level, java.lang.Object obj1)` Log a message
`protected void` | `_log(int level, java.lang.Object obj1, java.lang.Throwable exception)` Log a message
`boolean` | `check(int level)` Check if a logger is enabled to log at the specified level
`void` | `initialize(java.lang.String cat)`

Methods inherited from class org.apache.poi.util.POILogger
`log`

Methods inherited from class java.lang.Object
`clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait`

Constructor Detail

### SystemOutLogger

    public SystemOutLogger()

Method Detail

### initialize

    public void initialize(java.lang.String cat)

  Specified by:
    `initialize` in class `POILogger`

### _log

    protected void _log(int level,
                        java.lang.Object obj1)

  Log a message

  Specified by:
    `_log` in class `POILogger`
  Parameters:
    `level` - One of DEBUG, INFO, WARN, ERROR, FATAL
    `obj1` - The object to log.

### _log

    protected void _log(int level,
                        java.lang.Object obj1,
                        java.lang.Throwable exception)

  Log a message

  Specified by:
    `_log` in class `POILogger`
  Parameters:
    `level` - One of DEBUG, INFO, WARN, ERROR, FATAL
    `obj1` - The object to log. This is converted to a string.
    `exception` - An exception to be logged

### check

    public boolean check(int level)

  Check if a logger is enabled to log at the specified level

  Specified by:
    `check` in class `POILogger`
  Parameters:
    `level` - One of DEBUG, INFO, WARN, ERROR, FATAL
  See Also:
    `POILogger.DEBUG`, `POILogger.INFO`, `POILogger.WARN`, `POILogger.ERROR`, `POILogger.FATAL`

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Copyright 2017 The Apache Software Foundation or its licensors, as applicable.