se.entitymanager.logic.file
Class FileSystemsRootFile

java.lang.Object
  se.entitymanager.logic.file.AbstractFile
      se.entitymanager.logic.file.FileSystemsRootFile

All Implemented Interfaces:

EntityInterface

public class FileSystemsRootFile
extends AbstractFile

An AbstractFile that represents the root of all file systems.

Some Operating Systems may have more than one access point to file systems. This class has all of these access points as children.

Field Summary

private java.util.List

children List of file systems.

Fields inherited from class se.entitymanager.logic.file.AbstractFile

fileContents, lastModified, name, parent, readable, size, writeable

Constructor Summary

protected

FileSystemsRootFile() Constructs a FileSystemsRootFile.

Method Summary

protected void	copy() Copy this file.
protected void	delete() Deletes this file.
protected java.util.List	getAllChildren() Returns all direct child files.
java.lang.String	getFileContents() Returns the contents of this file.
protected AbstractFile	getParent() Returns the parent file.
protected boolean	isFolderish() Returns whether this file is folderish.
protected void	paste() Paste the file from the clipboard.
protected void	rename(java.lang.String newName) Renames this file to newName.

Methods inherited from class se.entitymanager.logic.file.AbstractFile

getLastModified, getName, getSize, isReadable, isWriteable, setName, toString

Methods inherited from class java.lang.Object

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

Field Detail

children

private java.util.List children

List of file systems.

Constructor Detail

FileSystemsRootFile

protected FileSystemsRootFile()

Constructs a FileSystemsRootFile.

Method Detail

getAllChildren

protected java.util.List getAllChildren()
                                 throws EntityNotFolderishException

Description copied from class: AbstractFile

Returns all direct child files.

The objects within the list are instances derived from AbstractFile

Specified by:

getAllChildren in class AbstractFile

Returns:

child files

Throws:

EntityNotFolderishException - if this file is not folderish

getParent

protected AbstractFile getParent()

Description copied from class: AbstractFile

Returns the parent file.

Overrides:

getParent in class AbstractFile

Returns:

parent file, null if this file is instance of FileSystemsRootFile

rename

protected void rename(java.lang.String newName)
               throws EntityRenameFailedException

Description copied from class: AbstractFile

Renames this file to newName.

Specified by:

rename in class AbstractFile

Parameters:

newName - new name of this file.

Throws:

EntityRenameFailedException - if an error occurred

delete

protected void delete()
               throws EntityDeletionFailedException

Description copied from class: AbstractFile

Deletes this file.

Specified by:

delete in class AbstractFile

Throws:

EntityDeletionFailedException - if an error occurred

copy

protected void copy()
             throws EntityCopyCutFailedException

Description copied from class: AbstractFile

Copy this file.

Specified by:

copy in class AbstractFile

Throws:

EntityCopyCutFailedException - if an error occurred

paste

protected void paste()
              throws EntityPasteFailedException

Description copied from class: AbstractFile

Paste the file from the clipboard.

Specified by:

paste in class AbstractFile

Throws:

EntityPasteFailedException - if an error occurred

isFolderish

protected boolean isFolderish()

Description copied from class: AbstractFile

Returns whether this file is folderish.

Folderish files like directories or zip files may contain other files.

Specified by:

isFolderish in class AbstractFile

Returns:

true if this file is folderish, false otherwise

getFileContents

public java.lang.String getFileContents()

Description copied from class: AbstractFile

Returns the contents of this file.

Specified by:

getFileContents in class AbstractFile

Returns:

size of file