Package org.apache.hadoop.yarn

Class ContainerLogAppender

java.lang.Object
org.apache.log4j.AppenderSkeleton
org.apache.log4j.WriterAppender
org.apache.log4j.FileAppender
org.apache.hadoop.yarn.ContainerLogAppender
All Implemented Interfaces:
Flushable, org.apache.log4j.Appender, org.apache.log4j.spi.OptionHandler
@Public @Unstable public class ContainerLogAppender extends org.apache.log4j.FileAppender implements Flushable
A simple log4j-appender for container's logs.

  • Field Summary

    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

    errorHandler, headFilter, layout, name, tailFilter, threshold

  • Constructor Summary

    Constructors
    Constructor
    Description
    ContainerLogAppender()
     

  • Method Summary

    Modifier and Type
    Method
    Description
    void
    activateOptions()
     
    void
    append(org.apache.log4j.spi.LoggingEvent event)
     
    void
    close()
     
    void
    flush()
     
    String
    getContainerLogDir()
    Getter/Setter methods for log4j.
    String
    getContainerLogFile()
     
    long
    getTotalLogFileSize()
     
    void
    setContainerLogDir(String containerLogDir)
     
    void
    setContainerLogFile(String containerLogFile)
     
    void
    setTotalLogFileSize(long logSize)
    Setter so that log4j can configure it from the configuration(log4j.properties).

    Methods inherited from class org.apache.log4j.FileAppender

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

    Methods inherited from class org.apache.log4j.WriterAppender

    checkEntryConditions, closeWriter, createWriter, getEncoding, getImmediateFlush, requiresLayout, setEncoding, setErrorHandler, setImmediateFlush, setWriter, shouldFlush, subAppend, 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 java.lang.Object

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

  • Constructor Details

    • ContainerLogAppender

      public ContainerLogAppender()

  • Method Details

    • activateOptions

      public void activateOptions()
      Specified by:
      activateOptions in interface org.apache.log4j.spi.OptionHandler
      Overrides:
      activateOptions in class org.apache.log4j.FileAppender

    • append

      public void append(org.apache.log4j.spi.LoggingEvent event)
      Overrides:
      append in class org.apache.log4j.WriterAppender

    • flush

      public void flush()
      Specified by:
      flush in interface Flushable

    • close

      public void close()
      Specified by:
      close in interface org.apache.log4j.Appender
      Overrides:
      close in class org.apache.log4j.WriterAppender

    • getContainerLogDir

      public String getContainerLogDir()
      Getter/Setter methods for log4j.
      Returns:
      containerLogDir.

    • setContainerLogDir

      public void setContainerLogDir(String containerLogDir)

    • getContainerLogFile

      public String getContainerLogFile()

    • setContainerLogFile

      public void setContainerLogFile(String containerLogFile)

    • getTotalLogFileSize

      public long getTotalLogFileSize()

    • setTotalLogFileSize

      public void setTotalLogFileSize(long logSize)
      Setter so that log4j can configure it from the configuration(log4j.properties).
      Parameters:
      logSize - log size.