Package org.apache.commons.vfs2.example

Class Shell

java.lang.Object

org.apache.commons.vfs2.example.Shell

public final class Shell
extends Object

A simple command-line shell for performing file operations.

See Commons VFS Shell Examples in Apache Commons Wiki.

Field Summary

Fields

Modifier and Type	Field	Description
private FileObject	cwd
private final FileSystemManager	mgr
private final BufferedReader	reader

Constructor Summary

Constructors

Modifier	Constructor	Description
private	Shell()

Method Summary

Modifier and Type	Method	Description
private void	cat(String[] cmd)	Does a 'cat' command.
private void	cd(String[] cmd)	Does a 'cd' command.
private void	cp(String[] cmd)	Does a 'cp' command.
private static String	getVersion(Class<?> cls)
private void	go()
private void	handleCommand(String[] cmd)	Handles a command.
private void	help()	Does a 'help' command.
private void	info(String scheme)
private void	info(String[] cmd)
private void	listChildren(FileObject dir, boolean recursive, String prefix)	Lists the children of a folder.
private void	ls(String[] cmd)	Does an 'ls' command.
static void	main(String[] args)
private String[]	nextCommand()	Returns the next command, split into tokens.
private void	pwd()	Does a 'pwd' command.
private void	pwfs()	Does a 'pwfs' command.
private void	rm(String[] cmd)	Does an 'rm' command.
private void	touch(String[] cmd)	Does a 'touch' command.

Methods inherited from class java.lang.Object

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

Field Details

mgr

private final FileSystemManager mgr

cwd

private FileObject cwd

reader

private final BufferedReader reader

Constructor Details

Shell

private Shell()
       throws IOException

Throws:

IOException

Method Details

main

public static void main(String[] args)

go

private void go()
         throws Exception

Throws:

Exception

handleCommand

private void handleCommand(String[] cmd)
                    throws Exception

Handles a command.

Throws:

Exception

info

private void info(String[] cmd)
           throws Exception

Throws:

Exception

info

private void info(String scheme)
           throws Exception

Throws:

Exception

help

private void help()

Does a 'help' command.

rm

private void rm(String[] cmd)
         throws Exception

Does an 'rm' command.

Throws:

Exception

cp

private void cp(String[] cmd)
         throws Exception

Does a 'cp' command.

Throws:

Exception

cat

private void cat(String[] cmd)
          throws Exception

Does a 'cat' command.

Throws:

Exception

pwd

private void pwd()

Does a 'pwd' command.

pwfs

private void pwfs()

Does a 'pwfs' command.

cd

private void cd(String[] cmd)
         throws Exception

Does a 'cd' command. If the taget directory does not exist, a message is printed to System.err.

Throws:

Exception

ls

private void ls(String[] cmd)
         throws FileSystemException

Does an 'ls' command.

Throws:

FileSystemException

touch

private void touch(String[] cmd)
            throws Exception

Does a 'touch' command.

Throws:

Exception

listChildren

private void listChildren(FileObject dir,
 boolean recursive,
 String prefix)
                   throws FileSystemException

Lists the children of a folder.

Throws:

FileSystemException

nextCommand

private String[] nextCommand()
                      throws IOException

Returns the next command, split into tokens.

Throws:

IOException

getVersion

private static String getVersion(Class<?> cls)