org.crsh.shell.impl
Class CRaSHSession

java.lang.Object
  org.crsh.shell.impl.CRaSHSession

All Implemented Interfaces:

Closeable, Shell

public class CRaSHSession
extends Object
implements Shell, Closeable

Version:

$Revision$

Author:

Julien Viet

Field Summary

(package private) Map<String,Object>	attributes .
private CRaSH	crash .
private groovy.lang.GroovyShell	groovyShell .
(package private) static org.slf4j.Logger	log .

Constructor Summary

CRaSHSession(CRaSH crash)

Method Summary

void	close()
CommandCompletion	complete(String prefix) For now basic implementation
ShellProcess	createProcess(String request) Process a request.
Object	getAttribute(String name)
ShellCommand	getCommand(String name) Attempt to obtain a command instance.
groovy.lang.GroovyShell	getGroovyShell() Used for testing purposes.
groovy.lang.Script	getLifeCycle(String name)
String	getPrompt() Returns the shell prompt.
String	getWelcome() Returns the welcome message.
void	setAttribute(String name, Object value)

Methods inherited from class java.lang.Object

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

Field Detail

log

static final org.slf4j.Logger log

.

groovyShell

private groovy.lang.GroovyShell groovyShell

.

crash

private final CRaSH crash

.

attributes

final Map<String,Object> attributes

.

Constructor Detail

CRaSHSession

CRaSHSession(CRaSH crash)

Method Detail

getGroovyShell

public groovy.lang.GroovyShell getGroovyShell()

Used for testing purposes.

Returns:

a groovy shell operating on the session attributes

getCommand

public ShellCommand getCommand(String name)
                        throws CreateCommandException,
                               NullPointerException

Attempt to obtain a command instance. Null is returned when such command does not exist.

Parameters:

name - the command name

Returns:

a command instance

Throws:

CreateCommandException - if an error occured preventing the command creation

NullPointerException - if the name argument is null

getLifeCycle

public groovy.lang.Script getLifeCycle(String name)
                                throws CreateCommandException,
                                       NullPointerException

Throws:

CreateCommandException

NullPointerException

getAttribute

public Object getAttribute(String name)

setAttribute

public void setAttribute(String name,
                         Object value)

close

public void close()

Specified by:

close in interface Closeable

getWelcome

public String getWelcome()

Description copied from interface: Shell

Returns the welcome message.

Specified by:

getWelcome in interface Shell

Returns:

the welcome message

getPrompt

public String getPrompt()

Description copied from interface: Shell

Returns the shell prompt.

Specified by:

getPrompt in interface Shell

Returns:

the shell prompt

createProcess

public ShellProcess createProcess(String request)

Description copied from interface: Shell

Process a request.

Specified by:

createProcess in interface Shell

Parameters:

request - the request to process

Returns:

the process

complete

public CommandCompletion complete(String prefix)

For now basic implementation

Specified by:

complete in interface Shell

Parameters:

prefix - the prefix to complete

Returns:

the sorted list of available suffixes