org.milyn.util
Class StdoutToLog4jFilter

java.lang.Object
  java.io.Writer
      java.io.FilterWriter
          org.milyn.util.StdoutToLog4jFilter

All Implemented Interfaces:

Closeable, Flushable, Appendable

public class StdoutToLog4jFilter
extends FilterWriter

StoutToLog4jFilter is just a simple FileWriter implementation that supresses output unless the log4j priority is set to debug. This class in indended to be used with hsql embedded server and to be used like this:

Log targetLogger = LogFactory.getLog("org.hsqldb");
 server.setLogWriter(new PrintWriter(new StdoutToLog4jFilter(server.getLogWriter(), targetLogger)));
 
 

Author:

Daniel Bevenius

Field Summary

protected org.apache.commons.logging.Log	logger Log to log check logging level.
protected StringBuilder	sb string "buffer"

Fields inherited from class java.io.FilterWriter

out

Fields inherited from class java.io.Writer

lock

Constructor Summary

StdoutToLog4jFilter(Writer writer)

StdoutToLog4jFilter(Writer writer, org.apache.commons.logging.Log log)

Method Summary

void	close()
protected void	finalize()
void	flush()
protected void	log()
protected void	stripExtraNewLine()
void	write(char[] cbuf, int off, int len)
void	write(int c)
void	write(String str, int off, int len)

Methods inherited from class java.io.Writer

append, append, append, write, write

Methods inherited from class java.lang.Object

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

Field Detail

logger

protected org.apache.commons.logging.Log logger

Log to log check logging level.

sb

protected StringBuilder sb

string "buffer"

Constructor Detail

StdoutToLog4jFilter

public StdoutToLog4jFilter(Writer writer)

StdoutToLog4jFilter

public StdoutToLog4jFilter(Writer writer,
                           org.apache.commons.logging.Log log)

Method Detail

write

public void write(int c)
           throws IOException

Overrides:

write in class FilterWriter

Throws:

IOException

write

public void write(char[] cbuf,
                  int off,
                  int len)
           throws IOException

Overrides:

write in class FilterWriter

Throws:

IOException

write

public void write(String str,
                  int off,
                  int len)
           throws IOException

Overrides:

write in class FilterWriter

Throws:

IOException

flush

public void flush()
           throws IOException

Specified by:

flush in interface Flushable

Overrides:

flush in class FilterWriter

Throws:

IOException

close

public void close()
           throws IOException

Specified by:

close in interface Closeable

Overrides:

close in class FilterWriter

Throws:

IOException

finalize

protected void finalize()
                 throws Throwable

Overrides:

finalize in class Object

Throws:

Throwable

log

protected void log()

stripExtraNewLine

protected final void stripExtraNewLine()