com.microej.kf.util.control.fs

Class OpenFile

java.lang.Object

com.microej.kf.util.control.fs.AbstractFile

com.microej.kf.util.control.fs.OpenFile

public class OpenFile
extends AbstractFile

Action performed when a file is opened.

Field Summary

Fields inherited from class com.microej.kf.util.control.fs.AbstractFile

file

Constructor Summary

Constructors

Constructor and Description
OpenFile(File file) Creates an open file action in read mode.
OpenFile(File file, boolean writeMode, boolean overwrite) Creates an open file action.
OpenFile(RandomAccessFile file)

Method Summary

Modifier and Type	Method and Description
long	getOverwritingSize() Returns the size of the file before overwriting.
boolean	isOverwritten() Tells whether the file will be overwritten if it exists.
boolean	isWriteMode() Tells whether the file is opened in write mode or not.
void	onEnd(boolean endWithSuccess) Called when the execution of the action is finished.
void	onStart() Called when the execution of the action is about to start.

Methods inherited from class com.microej.kf.util.control.fs.AbstractFile

getFile

Methods inherited from class java.lang.Object

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

Constructor Detail

OpenFile

public OpenFile(File file)

Creates an open file action in read mode.

Parameters:

file - the file to be opened in read mode.

OpenFile

public OpenFile(File file,
                boolean writeMode,
                boolean overwrite)

Creates an open file action.

Parameters:

file - the file to be opened.

writeMode - true if the file is opened in write mode.

overwrite - true if the file will be overwritten if it exists; false otherwise. This parameter has no effect if writeMode is set to false.

OpenFile

public OpenFile(RandomAccessFile file)

Method Detail

getOverwritingSize

public long getOverwritingSize()

Returns the size of the file before overwriting.

Returns:

the size of the file before it's overwriting.

isOverwritten

public boolean isOverwritten()

Tells whether the file will be overwritten if it exists.

Returns:

true if the file will be overwritten; false otherwise.

isWriteMode

public boolean isWriteMode()

Tells whether the file is opened in write mode or not.

Returns:

true if the file is opened in write mode; false otherwise.

onEnd

public void onEnd(boolean endWithSuccess)

Called when the execution of the action is finished. This hook is used to update the current resources state of the module that performs the action.

Parameters:

endWithSuccess - true if the execution of the action was ended with success; false otherwise.

onStart

public void onStart()
             throws SecurityException

Called when the execution of the action is about to start. This hook is used to check if the action is allowed to be performed.

Throws:

SecurityException - if the action is not allowed to be performed.