PriorityFilteringTarget

java.lang.Object

org.apache.log.output.AbstractTarget

org.apache.log.output.PriorityFilteringTarget

All Implemented Interfaces:: ErrorAware, LogTarget, Closeable

public class PriorityFilteringTarget extends AbstractTarget

This is a priority filtering target that forwards only requests to other (wrapped) targets that have the same or a higher priority.

Author:: Avalon Development Team

Field Summary

Fields

Modifier and Type

Field

Description

private final boolean

m_closeWrapped

private final Priority

m_priority

private LogTarget[]

m_targets

Log targets in filter chain
Constructor Summary

Constructors

Constructor

Description

PriorityFilteringTarget(Priority priority)

PriorityFilteringTarget(Priority priority, boolean closeWrappedTarget)
Method Summary

Modifier and Type

Method

Description

void

addTarget(LogTarget target)

Add a new target to output chain.

void

close()

Shutdown target.

protected void

doProcessEvent(LogEvent event)

Process a log event, via formatting and outputting it.

Methods inherited from class org.apache.log.output.AbstractTarget
getErrorHandler, isOpen, open, processEvent, setErrorHandler

Methods inherited from class java.lang.Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Field Details
- m_priority
  
  private final Priority m_priority
- m_closeWrapped
  
  private final boolean m_closeWrapped
- m_targets
  
  private LogTarget[] m_targets
  
  Log targets in filter chain
Constructor Details
- PriorityFilteringTarget
  
  public PriorityFilteringTarget(Priority priority, boolean closeWrappedTarget)
  
  Parameters:
  
  priority - The priority used to filter
  
  closeWrappedTarget - see AbstractWrappingTarget
- PriorityFilteringTarget
  
  public PriorityFilteringTarget(Priority priority)
  
  Parameters:
  
  priority - The priority used to filter
Method Details
- addTarget
  
  public void addTarget(LogTarget target)
  
  Add a new target to output chain.
  
  Parameters:
  
  target - the target
- doProcessEvent
  
  protected void doProcessEvent(LogEvent event) throws Exception
  
  Description copied from class: AbstractTarget
  
  Process a log event, via formatting and outputting it. This should be overidden by subclasses.
  
  Specified by:
  
  doProcessEvent in class AbstractTarget
  
  Parameters:
  
  event - the log event
  
  Throws:
  
  Exception - if an event processing error occurs
- close
  
  public void close()
  
  Description copied from class: AbstractTarget
  
  Shutdown target. Attempting to write to target after close() will cause errors to be logged.
  
  Specified by:
  
  close in interface Closeable
  
  Overrides:
  
  close in class AbstractTarget