org.das2.util

Class CsvFileLogHandler

java.lang.Object

java.util.logging.Handler

org.das2.util.CsvFileLogHandler

All Implemented Interfaces:

java.io.Closeable, java.io.Flushable, java.lang.AutoCloseable

public final class CsvFileLogHandler
extends java.util.logging.Handler
implements java.io.Closeable, java.io.Flushable

java.util.logging Handler that writes each LogRecord as a CSV row. Default columns:

• timestamp_iso - The UTC time
• elapsed_seconds - seconds since the log file was started
• level - integer code for serverity (900=WARNING 800=INFO 500=FINE 300=FINEST)
• logger - logger name
• thread - thread number, and threads existing at initialization are printed at the top (for example 34=AWT-EventQueue)
• source_class - name of the source class
• source_method - name of the source method
• message - formatted log message
• thrown - any thrown exception

Constructor Summary

Constructors

Constructor and Description
CsvFileLogHandler()
CsvFileLogHandler(java.nio.file.Path file)
CsvFileLogHandler(java.nio.file.Path file, java.nio.charset.Charset charset, boolean writeHeader)

Method Summary

Modifier and Type	Method and Description
void	close()
void	flush()
void	publish(java.util.logging.LogRecord r)

Methods inherited from class java.util.logging.Handler

getEncoding, getErrorManager, getFilter, getFormatter, getLevel, isLoggable, reportError, setEncoding, setErrorManager, setFilter, setFormatter, setLevel

Methods inherited from class java.lang.Object

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

Constructor Detail

CsvFileLogHandler

public CsvFileLogHandler()
                  throws java.io.IOException

Throws:

java.io.IOException

CsvFileLogHandler

public CsvFileLogHandler(java.nio.file.Path file)
                  throws java.io.IOException

Throws:

java.io.IOException

CsvFileLogHandler

public CsvFileLogHandler(java.nio.file.Path file,
                         java.nio.charset.Charset charset,
                         boolean writeHeader)
                  throws java.io.IOException

Throws:

java.io.IOException

Method Detail

publish

public void publish(java.util.logging.LogRecord r)

Specified by:

publish in class java.util.logging.Handler

flush

public void flush()

Specified by:

flush in interface java.io.Flushable

Specified by:

flush in class java.util.logging.Handler

close

public void close()
           throws java.lang.SecurityException

Specified by:

close in interface java.io.Closeable

Specified by:

close in interface java.lang.AutoCloseable

Specified by:

close in class java.util.logging.Handler

Throws:

java.lang.SecurityException