javax.microedition.io.file
Interface FileSystemListener

public interface FileSystemListener

This class is used for receiving status notification when adding or removing a file system root. This can be achieved by inserting or removing a card from a device or by mounting or unmounting file systems to a device.

Since:

FileConnection 1.0

See Also:

FileConnection

Field Summary

static int	ROOT_ADDED Constant indicating that a file system root has been added to the device.
static int	ROOT_REMOVED Constant indicating that a file system root has been removed from the device.

Method Summary

void	rootChanged(int state, java.lang.String rootName) This method is invoked when a root on the device has changed state.

Field Detail

ROOT_ADDED

public static final int ROOT_ADDED

Constant indicating that a file system root has been added to the device.

See Also:

Constant Field Values

ROOT_REMOVED

public static final int ROOT_REMOVED

Constant indicating that a file system root has been removed from the device.

See Also:

Constant Field Values

Method Detail

rootChanged

public void rootChanged(int state,
                        java.lang.String rootName)

This method is invoked when a root on the device has changed state.

Parameters:

state - int representing the state change that has happened to the root.

rootName - the String name of the root, following the root naming conventions detailed in FileConnection.

Throws:

java.lang.IllegalArgumentException - if state has a negative value or is not one of the legal acceptable constants.

java.lang.NullPointerException - if rootName is null.

See Also:

FileConnection