Package evo.search.io.service

Class FileService

java.lang.Object

evo.search.io.service.FileService

public class FileService
extends Object

File prompting and loading service.

Constructor Summary

Constructors

Constructor	Description
FileService()

Method Summary

Modifier and Type	Method	Description
static int	counter(Path path, String prefix, String suffix)	Counts the files matching the pattern prefix-number.suffix
static Path	promptForDirectory()	Shorthand for promptForDirectory(String) with "Load directory" in the title.
static Path	promptForDirectory(String title)	Prompt the user for a directory.
static Path	promptForLoad(String title)	Prompt the user for a file path.
static Path	promptForSave(String title, String extension)	Prompt the user for a file save path.
static org.dom4j.Document	read(Path file)	Read a xml Document from a file.
static Path	uniquePath(String name, String ext)	Get a distinct file from the file system.
static void	write(Path path, org.dom4j.Document document)	Write a xml Document to a file.
static void	write(Path path, org.dom4j.Element element)	Write a xml Element as root element to a file.

Methods inherited from class java.lang.Object

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

Constructor Detail

FileService

public FileService()

Method Detail

promptForLoad

public static Path promptForLoad(String title)

Prompt the user for a file path.

Parameters:

title - the prompts title

Returns:

the chosen file's path from the prompt

promptForSave

public static Path promptForSave(String title,
                                 String extension)

Prompt the user for a file save path.

Parameters:

title - the prompts title

Returns:

the chosen file's path from the prompt

promptForDirectory

public static Path promptForDirectory(String title)

Prompt the user for a directory.

Parameters:

title - the prompts title

Returns:

the chosen directory's path from the prompt

See Also:

promptForLoad(String)

promptForDirectory

public static Path promptForDirectory()

Shorthand for promptForDirectory(String) with "Load directory" in the title.

Returns:

the chosen directory's path from the prompt

See Also:

promptForDirectory(String), promptForLoad(String)

write

public static void write(Path path,
                         org.dom4j.Document document)

Write a xml Document to a file.

Parameters:

path - files path

document - xml document to write

write

public static void write(Path path,
                         org.dom4j.Element element)

Write a xml Element as root element to a file.

Parameters:

path - file path

element - xml element to write

read

public static org.dom4j.Document read(Path file)

Read a xml Document from a file.

Parameters:

file - the files path

Returns:

parsed xml document

uniquePath

public static Path uniquePath(String name,
                              String ext)

Get a distinct file from the file system.

Parameters:

name - name prefix to use

ext - file extension to use

Returns:

file handler to a distinct file

counter

public static int counter(Path path,
                          String prefix,
                          String suffix)

Counts the files matching the pattern prefix-number.suffix

Parameters:

path - directory with files to count

prefix - file name prefix

suffix - file extension

Returns:

amount of files matching the pattern