org.apache.log.output.io
Class SafeFileTarget

java.lang.Object
  |
  +--org.apache.log.output.AbstractTarget
        |
        +--org.apache.log.output.AbstractOutputTarget
              |
              +--org.apache.log.output.io.StreamTarget
                    |
                    +--org.apache.log.output.io.FileTarget
                          |
                          +--org.apache.log.output.io.SafeFileTarget

All Implemented Interfaces:

ErrorAware, LogTarget

public class SafeFileTarget

extends FileTarget

A target that will open and close a file for each logevent. This is slow but a more reliable form of logging on some filesystems/OSes. It should only be used when there is a small number of log events.

Author:

Peter Donald

Field Summary

Fields inherited from class org.apache.log.output.AbstractOutputTarget

m_formatter

Constructor Summary

SafeFileTarget(File file, boolean append, Formatter formatter)
Construct file target to write to a file with a formatter.

Method Summary

void	processEvent(LogEvent event) Process a log event, via formatting and outputting it.

Methods inherited from class org.apache.log.output.io.FileTarget

getFile, openFile, setFile

Methods inherited from class org.apache.log.output.io.StreamTarget

close, setOutputStream, shutdownStream, write

Methods inherited from class org.apache.log.output.AbstractOutputTarget

doProcessEvent, getFormatter, open, output, setFormatter

Methods inherited from class org.apache.log.output.AbstractTarget

error, getErrorHandler, isOpen, setErrorHandler

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Detail

SafeFileTarget

public SafeFileTarget(File file,
                      boolean append,
                      Formatter formatter)
               throws IOException

Construct file target to write to a file with a formatter.

Parameters:

file - the file to write to

append - true if file is to be appended to, false otherwise

formatter - the Formatter

Throws:

IOException - if an error occurs

Method Detail

processEvent

public void processEvent(LogEvent event)

Process a log event, via formatting and outputting it.

Specified by:

processEvent in interface LogTarget

Overrides:

processEvent in class AbstractTarget

Parameters:

event - the log event