com.phoenixst.collections
Class LoggingIterator

java.lang.Object
  com.phoenixst.collections.LoggingIterator

All Implemented Interfaces:

Iterator

Direct Known Subclasses:

LoggingTraverser

public class LoggingIterator
extends Object
implements Iterator

An Iterator which wraps another to provide logging support.

Since:

1.0

Version:

$Revision: 1.9 $

Author:

Ray A. Conner

Constructor Summary

LoggingIterator(Iterator delegate)
Creates a new LoggingIterator which logs to a category corresponding to this class at the DEBUG level.

LoggingIterator(Iterator delegate, org.apache.log4j.Logger logger)
Creates a new LoggingIterator which uses the specified log at the DEBUG level.

LoggingIterator(Iterator delegate, org.apache.log4j.Logger logger, org.apache.log4j.Level level)
Creates a new LoggingIterator.

Method Summary

protected Iterator	getDelegate() Provides access to internal state so it can be used by extensions of this class.
protected org.apache.log4j.Level	getLevel() Provides access to internal state so it can be used by extensions of this class.
protected org.apache.log4j.Logger	getLogger() Provides access to internal state so it can be used by extensions of this class.
boolean	hasNext()
Object	next()
void	remove()

Methods inherited from class java.lang.Object

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

Constructor Detail

LoggingIterator

public LoggingIterator(Iterator delegate)

Creates a new LoggingIterator which logs to a category corresponding to this class at the DEBUG level.

LoggingIterator

public LoggingIterator(Iterator delegate,
                       org.apache.log4j.Logger logger)

Creates a new LoggingIterator which uses the specified log at the DEBUG level.

LoggingIterator

public LoggingIterator(Iterator delegate,
                       org.apache.log4j.Logger logger,
                       org.apache.log4j.Level level)

Creates a new LoggingIterator.

Method Detail

getDelegate

protected final Iterator getDelegate()

Provides access to internal state so it can be used by extensions of this class.

getLogger

protected final org.apache.log4j.Logger getLogger()

Provides access to internal state so it can be used by extensions of this class.

getLevel

protected final org.apache.log4j.Level getLevel()

Provides access to internal state so it can be used by extensions of this class.

hasNext

public boolean hasNext()

Specified by:

hasNext in interface Iterator

next

public Object next()

Specified by:

next in interface Iterator

remove

public void remove()

Specified by:

remove in interface Iterator