org.gcube.portlets.user.speciesdiscovery.server.session

Class Fetcher<T extends FetchingElement>

java.lang.Object

org.gcube.portlets.user.speciesdiscovery.server.session.Fetcher<T>

Type Parameters:

T - the generic type

All Implemented Interfaces:

Closeable, AutoCloseable, Runnable

public class Fetcher<T extends FetchingElement>
extends Object
implements Runnable, Closeable

The Class Fetcher.

Author:

"Federico De Faveri defaveri@isti.cnr.it" updated by Francesco Mangiacrapa francesco.mangiacrapa@isti.cnr.it

Field Summary

Fields

Modifier and Type	Field and Description
protected FetchingBuffer<T>	buffer
protected boolean	complete
protected org.apache.log4j.Logger	logger
protected int	MAX_CONSECUTIVE_ATTEMPTS_ON_NULL
protected CloseableIterator<T>	source

Constructor Summary

Constructors

Constructor and Description
Fetcher(CloseableIterator<T> source, FetchingBuffer<T> buffer) Instantiates a new fetcher.

Method Summary

Modifier and Type	Method and Description
void	close()
CloseableIterator<T>	getSource() Gets the source.
boolean	isComplete() Checks if is complete.
void	run()
void	setSource(CloseableIterator<T> source) Sets the source.
protected void	silentClose() Silent close.

Methods inherited from class java.lang.Object

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

Field Detail

logger

protected org.apache.log4j.Logger logger

MAX_CONSECUTIVE_ATTEMPTS_ON_NULL

protected final int MAX_CONSECUTIVE_ATTEMPTS_ON_NULL

See Also:

Constant Field Values

buffer

protected FetchingBuffer<T extends FetchingElement> buffer

source

protected CloseableIterator<T extends FetchingElement> source

complete

protected boolean complete

Constructor Detail

Fetcher

public Fetcher(CloseableIterator<T> source,
               FetchingBuffer<T> buffer)

Instantiates a new fetcher.

Parameters:

source - the source

buffer - the buffer

Method Detail

getSource

public CloseableIterator<T> getSource()

Gets the source.

Returns:

the source

setSource

public void setSource(CloseableIterator<T> source)

Sets the source.

Parameters:

source - the source to set

run

public void run()

Specified by:

run in interface Runnable

silentClose

protected void silentClose()

Silent close.

close

public void close()
           throws IOException

Specified by:

close in interface Closeable

Specified by:

close in interface AutoCloseable

Throws:

IOException

isComplete

public boolean isComplete()

Checks if is complete.

Returns:

true, if is complete