IOUtilities (Sketsa Core - API)

java.lang.Object
- kiyut.sketsa.util.IOUtilities

```
public class IOUtilities
extends Object
```
Collection of I/O Utilities

Author:

KIYUT

Method Summary

All Methods Static Methods Concrete Methods
Modifier and Type	Method	Description
`static String`	`getExtension(File file)`	Return the extension portion of the file's name or null.
`static JFileChooser`	`getFileChooser()`	Return JFileChooser that remember the last opened directory based on `System.getProperty("user.dir")` value
`static String`	`relativize(File base, File file)`
`static void`	`setUserDir(File file)`	Convenience methods to set user's current working directory aka `System.getProperty("user.dir")`.

Methods inherited from class java.lang.Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

- Method Detail
  - getFileChooser
```
public static JFileChooser getFileChooser()
```
    Return JFileChooser that remember the last opened directory based on System.getProperty("user.dir") value
    
    Returns:
    
    JFileChooser
  - setUserDir
```
public static void setUserDir(File file)
```
    Convenience methods to set user's current working directory aka System.getProperty("user.dir"). If the param is not a directory it will look for the contained directory, if null set as FileSystemView.getFileSystemView().getDefaultDirectory(), otherwise just set as it is.
    
    Parameters:
    
    file - File
  - relativize
```
public static String relativize(File base,
                                File file)
```
  - getExtension
```
public static String getExtension(File file)
```
    Return the extension portion of the file's name or null.
    
    Parameters:
    
    file - File
    
    Returns:
    
    the extension portion of the file's name or null.