Package storage

Class FileLoaderWriter

java.lang.Object

storage.FileLoaderWriter

All Implemented Interfaces:

Storage

public class FileLoaderWriter
extends Object
implements Storage

Constructor Summary

Constructors

Constructor	Description
FileLoaderWriter()

Method Summary

Modifier and Type	Method	Description
HashMap<String,byte[]>	readFile(String[] extensions, String description)	Allows the user to choose media to be added to the Page
URI	writeFile(String name, byte[] Data, String extension)	Writes a temp file for use by FileMedia

Methods inherited from class java.lang.Object

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

Constructor Details

FileLoaderWriter

public FileLoaderWriter()

Method Details

readFile

public HashMap<String,byte[]> readFile(String[] extensions,
 String description)
                                throws Exception

Allows the user to choose media to be added to the Page

Specified by:

readFile in interface Storage

Parameters:

extensions - file extensions accepted by the file chooser

description - text to be displayed in the file chooser

Returns:

A map of the name of the read file to the raw bytes stored by it

Throws:

Exception - when an error occurs reading the file

writeFile

public URI writeFile(String name,
 byte[] Data,
 String extension)
              throws Exception

Writes a temp file for use by FileMedia

Specified by:

writeFile in interface Storage

Parameters:

name - what the temp file will be called

Data - the raw data to be written

extension - the extension type the written temp file will be. Must be in form '.extensionType'

Returns:

a URI indentfying the temp file that was written

Throws:

Exception - when writing fails for any reason