com.partnersoft.io
Interface VFSModule

All Known Implementing Classes:

FileVFSModule, URLVFSModule, YonderVFSModule

public interface VFSModule

Plugin module providing filesystem functionality to VFS.

Author:

Paul Reavis Copyright 2004 Partner Software, Inc.

Method Summary

boolean	exists(java.lang.String path) True if the file exists.
java.io.InputStream	inputStreamFor(java.lang.String path) Returns an input stream for the given path.
boolean	isDirectory(java.lang.String path) True if the path is a directory.
boolean	isWritable() True if this module supports writing.
long	lastModified(java.lang.String path) Returns the timestamp for when the file was last modified.
VFSNode[]	list(java.lang.String path) Lists the entries in the virtual directory at path.
java.io.OutputStream	outputStreamFor(java.lang.String path) Returns on output stream for the given path.
VFSRandomAccess	randomAccessFor(java.lang.String path) Returns a random-access handle for the given path.
void	remove(java.lang.String path) Removes the file at the given path.
int	sizeOf(java.lang.String path) Returns the file size for the given path.

Method Detail

isWritable

boolean isWritable()

True if this module supports writing.

inputStreamFor

java.io.InputStream inputStreamFor(java.lang.String path)
                                   throws java.io.IOException

Returns an input stream for the given path.

Throws:

java.io.IOException

outputStreamFor

java.io.OutputStream outputStreamFor(java.lang.String path)
                                     throws java.io.IOException

Returns on output stream for the given path. Throws UnsupportedOperationException if isWritable() is false.

Throws:

java.io.IOException

randomAccessFor

VFSRandomAccess randomAccessFor(java.lang.String path)
                                throws java.io.IOException

Returns a random-access handle for the given path.

Throws:

java.io.IOException

exists

boolean exists(java.lang.String path)
               throws java.io.IOException

True if the file exists.

Throws:

java.io.IOException

isDirectory

boolean isDirectory(java.lang.String path)
                    throws java.io.IOException

True if the path is a directory.

Throws:

java.io.IOException

sizeOf

int sizeOf(java.lang.String path)
           throws java.io.IOException

Returns the file size for the given path.

Throws:

java.io.IOException

remove

void remove(java.lang.String path)
            throws java.io.IOException

Removes the file at the given path.

Throws:

java.io.IOException

list

VFSNode[] list(java.lang.String path)
               throws java.io.IOException

Lists the entries in the virtual directory at path.

Throws:

java.io.IOException

lastModified

long lastModified(java.lang.String path)
                  throws java.io.IOException

Returns the timestamp for when the file was last modified.

Throws:

java.io.IOException