com.toolsverse.etl.util

Class ThreadAppender

Object

org.apache.log4j.AppenderSkeleton

org.apache.log4j.WriterAppender

org.apache.log4j.FileAppender

com.toolsverse.etl.util.ThreadAppender

All Implemented Interfaces:

org.apache.log4j.Appender, org.apache.log4j.spi.OptionHandler

public class ThreadAppender
extends org.apache.log4j.FileAppender

Log4j appender which asynchronously updates log files for the ETL processes with unique id.

Nested Class Summary

Nested Classes

Modifier and Type	Class and Description
class	ThreadAppender.AsyncAppenderWrapper The Class AsyncAppenderWrapper.

Field Summary

Fields

Modifier and Type	Field and Description
static String	REQUEST_ID_KEY_PREFIX

Fields inherited from class org.apache.log4j.FileAppender

bufferedIO, bufferSize, fileAppend, fileName

Fields inherited from class org.apache.log4j.WriterAppender

encoding, immediateFlush, qw

Fields inherited from class org.apache.log4j.AppenderSkeleton

closed, errorHandler, headFilter, layout, name, tailFilter, threshold

Constructor Summary

Constructors

Constructor and Description
ThreadAppender() The default constructor.
ThreadAppender(org.apache.log4j.Layout layout, String filename) Instantiate a FileAppender and open the file designated by filename.
ThreadAppender(org.apache.log4j.Layout layout, String filename, boolean append) Instantiate a FileAppender and open the file designated by filename.
ThreadAppender(org.apache.log4j.Layout layout, String filename, boolean append, boolean bufferedIO, int bufferSize) Instantiate a FileAppender and open the file designated by filename.

Method Summary

Modifier and Type	Method and Description
void	subAppend(org.apache.log4j.spi.LoggingEvent event)

Methods inherited from class org.apache.log4j.FileAppender

activateOptions, closeFile, getAppend, getBufferedIO, getBufferSize, getFile, reset, setAppend, setBufferedIO, setBufferSize, setFile, setFile, setQWForFiles

Methods inherited from class org.apache.log4j.WriterAppender

append, checkEntryConditions, close, closeWriter, createWriter, getEncoding, getImmediateFlush, requiresLayout, setEncoding, setErrorHandler, setImmediateFlush, setWriter, shouldFlush, writeFooter, writeHeader

Methods inherited from class org.apache.log4j.AppenderSkeleton

addFilter, clearFilters, doAppend, finalize, getErrorHandler, getFilter, getFirstFilter, getLayout, getName, getThreshold, isAsSevereAsThreshold, setLayout, setName, setThreshold

Methods inherited from class Object

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

Field Detail

REQUEST_ID_KEY_PREFIX

public static final String REQUEST_ID_KEY_PREFIX

See Also:

Constant Field Values

Constructor Detail

ThreadAppender

public ThreadAppender()

The default constructor.

ThreadAppender

public ThreadAppender(org.apache.log4j.Layout layout,
                      String filename)
               throws Exception

Instantiate a FileAppender and open the file designated by filename.

Parameters:

layout - the layout

filename - the filename

Throws:

Exception

ThreadAppender

public ThreadAppender(org.apache.log4j.Layout layout,
                      String filename,
                      boolean append)
               throws Exception

Instantiate a FileAppender and open the file designated by filename.

Parameters:

layout - the layout

filename - the filename

append - the append

Throws:

Exception

ThreadAppender

public ThreadAppender(org.apache.log4j.Layout layout,
                      String filename,
                      boolean append,
                      boolean bufferedIO,
                      int bufferSize)
               throws Exception

Instantiate a FileAppender and open the file designated by filename.

Parameters:

layout - the layout

filename - the filename

append - the append

bufferedIO - the buffered IO

bufferSize - the buffer size

Throws:

Exception

Method Detail

subAppend

public void subAppend(org.apache.log4j.spi.LoggingEvent event)

Overrides:

subAppend in class org.apache.log4j.WriterAppender