Package org.h2gis.utilities

Class FileUtilities

java.lang.Object

org.h2gis.utilities.FileUtilities

public class FileUtilities
extends Object

Utilities for file(s) and directory

Author:

Erwan Bocher, CNRS, 2020

Constructor Summary

Constructors

Constructor	Description
FileUtilities()

Method Summary

Modifier and Type	Method	Description
static boolean	deleteFiles(File directory)	Use this method to delete all files in directory recursively without deleting the root directory
static boolean	deleteFiles(File directory, boolean delete)	Use this method to delete all files in directory recursively.
static String	getRelativePath(File base, File file)	Get the relative path to file, according to the path to base
static boolean	isExtensionWellFormated(File file, String prefix)	Check if the file has the good extension
static boolean	isFileImportable(File file, String prefix)	Check if the file is well formatted regarding an extension prefix.
static List<String>	listFiles(File directory)	List all files in a directory
static List<String>	listFiles(File directory, String extension)	List all files
static File	newFile(File destinationDir, ZipEntry zipEntry)
static void	unzipFile(File zipFile, File directory)	Unzip to a directory
static void	zip(File[] filesToZip, File outFile)	Zips the specified files
static void	zip(File toZip, File outFile)	Zips the specified file or folder

Methods inherited from class java.lang.Object

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

Constructor Detail

FileUtilities

public FileUtilities()

Method Detail

deleteFiles

public static boolean deleteFiles(File directory)
                           throws IOException

Use this method to delete all files in directory recursively without deleting the root directory

Parameters:

directory - the directory

Returns:

true if the directory already exists

Throws:

IOException

deleteFiles

public static boolean deleteFiles(File directory,
                                  boolean delete)
                           throws IOException

Use this method to delete all files in directory recursively. The root directory can be deleted

Parameters:

directory - the directory

delete - true to delete the root directory

Returns:

true if the directory already exists

Throws:

IOException

listFiles

public static List<String> listFiles(File directory,
                                     String extension)
                              throws IOException

List all files

Parameters:

directory - the directory

extension - file extension, txt, geojson, shapefile

Returns:

path of the files

Throws:

IOException

listFiles

public static List<String> listFiles(File directory)
                              throws IOException

List all files in a directory

Parameters:

directory - the directory

Returns:

path of the files

Throws:

IOException

unzipFile

public static void unzipFile(File zipFile,
                             File directory)
                      throws IOException

Unzip to a directory

Parameters:

zipFile - the zipped file

directory - the directory to unzi the file

Throws:

FileNotFoundException

IOException

newFile

public static File newFile(File destinationDir,
                           ZipEntry zipEntry)
                    throws IOException

Parameters:

destinationDir -

zipEntry -

Returns:

Throws:

IOException

zip

public static void zip(File[] filesToZip,
                       File outFile)
                throws IOException

Zips the specified files

Parameters:

filesToZip -

outFile -

Throws:

IOException

zip

public static void zip(File toZip,
                       File outFile)
                throws IOException

Zips the specified file or folder

Parameters:

toZip -

outFile -

Throws:

IOException

getRelativePath

public static String getRelativePath(File base,
                                     File file)

Get the relative path to file, according to the path to base

Parameters:

base -

file -

Returns:

isFileImportable

public static boolean isFileImportable(File file,
                                       String prefix)
                                throws SQLException,
                                       FileNotFoundException

Check if the file is well formatted regarding an extension prefix. Check also if the file doesn't exist.

Parameters:

file -

prefix -

Returns:

Throws:

SQLException

FileNotFoundException

isExtensionWellFormated

public static boolean isExtensionWellFormated(File file,
                                              String prefix)

Check if the file has the good extension

Parameters:

file -

prefix -

Returns: