org.geotools.gce.imagemosaic

Class ImageMosaicDirectoryWalker

Object

ImageMosaicDirectoryWalker

All Implemented Interfaces:

Runnable

public class ImageMosaicDirectoryWalker
extends Object

This class is in responsible for creating the index for a mosaic of images that we want to tie together as a single coverage.

Author:

Simone Giannecchini, GeoSolutions, Carlo Cancellieri - GeoSolutions SAS

Field Summary

Fields

Modifier and Type	Field and Description
protected ImageMosaicConfigHandler	configHandler
protected ImageMosaicEventHandlers	eventHandler
protected Hints	excludeMosaicHints

Constructor Summary

Constructors

Constructor and Description
ImageMosaicDirectoryWalker(ImageMosaicConfigHandler catalogHandler, ImageMosaicEventHandlers eventHandler)
ImageMosaicDirectoryWalker(ImageMosaicConfigHandler configHandler, ImageMosaicEventHandlers eventHandler, IOFileFilter filter) Default constructor.

Method Summary

Modifier and Type	Method and Description
protected boolean	checkFile(File fileBeingProcessed)
protected boolean	checkStop()
void	closeTransaction()
void	commitTransaction()
int	getFileIndex()
int	getNumFiles()
boolean	getStop()
protected void	handleFile(File fileBeingProcessed)
void	rollbackTransaction()
void	run() run the directory walker
void	setFileIndex(int fileIndex)
void	setNumFiles(int numFiles)
void	skipFile(String path) Warn this walker that we skip the provided path
void	startTransaction() Create a transaction for being used in this walker
void	stop()

Methods inherited from class Object

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

Field Detail

configHandler

protected final ImageMosaicConfigHandler configHandler

excludeMosaicHints

protected final Hints excludeMosaicHints

eventHandler

protected final ImageMosaicEventHandlers eventHandler

Constructor Detail

ImageMosaicDirectoryWalker

public ImageMosaicDirectoryWalker(ImageMosaicConfigHandler configHandler,
                                  ImageMosaicEventHandlers eventHandler,
                                  IOFileFilter filter)

Default constructor.

Sets a filter that can reduce the file the mosaic walker will take into consideration (in a more flexible way than the wildcards)

Parameters:

filter -

Throws:

IllegalArgumentException

ImageMosaicDirectoryWalker

public ImageMosaicDirectoryWalker(ImageMosaicConfigHandler catalogHandler,
                                  ImageMosaicEventHandlers eventHandler)

Parameters:

catalogHandler -

eventHandler -

Method Detail

run

public void run()

run the directory walker

getStop

public boolean getStop()

stop

public void stop()

checkFile

protected boolean checkFile(File fileBeingProcessed)

handleFile

protected void handleFile(File fileBeingProcessed)
                   throws IOException

Throws:

IOException

startTransaction

public void startTransaction()

Create a transaction for being used in this walker

rollbackTransaction

public void rollbackTransaction()
                         throws IOException

Throws:

IOException

commitTransaction

public void commitTransaction()
                       throws IOException

Throws:

IOException

closeTransaction

public void closeTransaction()

checkStop

protected boolean checkStop()

getFileIndex

public int getFileIndex()

Returns:

the fileIndex

getNumFiles

public int getNumFiles()

Returns:

the numFiles

setFileIndex

public void setFileIndex(int fileIndex)

Parameters:

fileIndex - the fileIndex to set

setNumFiles

public void setNumFiles(int numFiles)

Parameters:

numFiles - the numFiles to set

skipFile

public void skipFile(String path)

Warn this walker that we skip the provided path

Parameters:

path - the path to the file to skip