org.qi4j.io
Class Transforms.ProgressLog<T>

java.lang.Object
  org.qi4j.io.Transforms.ProgressLog<T>

Type Parameters:

T - type of items to be transferred

All Implemented Interfaces:

Function<T,T>

Enclosing class:

Transforms

public static class Transforms.ProgressLog<T>
extends java.lang.Object
implements Function<T,T>

Track progress of transfer by emitting a log message in given intervals. If logger or format is null, then you need to override the logProgress to do something

Constructor Summary

Transforms.ProgressLog(org.slf4j.Logger logger, java.lang.String format, long interval)

Transforms.ProgressLog(long interval)

Method Summary

protected void	logProgress()
T	map(T t) Map a single item from one type to another

Methods inherited from class java.lang.Object

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

Constructor Detail

Transforms.ProgressLog

public Transforms.ProgressLog(org.slf4j.Logger logger,
                              java.lang.String format,
                              long interval)

Transforms.ProgressLog

public Transforms.ProgressLog(long interval)

Method Detail

map

public T map(T t)

Description copied from interface: Function

Map a single item from one type to another

Specified by:

map in interface Function<T,T>

Parameters:

t - the input item

Returns:

the mapped item

logProgress

protected void logProgress()