org.ijsberg.iglu.util.execution
Class CommandShell

java.lang.Object
  org.ijsberg.iglu.util.execution.CommandShell

All Implemented Interfaces:

Transceiver, Transmitter

public class CommandShell
extends Object
implements Transceiver

Tries to start a command shell in the OS and establishes standard in- and output.

Input may be passed by invoking transmit(). Output can be obtained by passing registering a receiver by invoking open(Listener).

Nested Class Summary

static class

CommandShell.NewLineFilter

Constructor Summary

CommandShell(String[] shellCommandArray, File workingDir)

CommandShell(String[] shellCommandArray, String[] alternativeEnvVars, File workingDir)

CommandShell(String shellCommand, File workingDir)

CommandShell(String shellCommand, String[] alternativeEnvVars, File workingDir)

Method Summary

static int	available()
void	close()
static int	execute(String[] commandArray, String[] alternativeEnvVars, File workingDir, Receiver outputReceiver) execute particular command
static int	execute(String command, File dir)
static int	execute(String command, String[] envVars, File dir) Blindly invokes a shell command on Windows or Unix systems.
static void	executeRecursive(String command, String rootdir)
boolean	isClosed()
static void	main(String[] args) Runs test dialog.
Receiver	open(Receiver receiver) Opens permanent shell
static Object	read()
void	transmit(Object message) Transmits

Methods inherited from class java.lang.Object

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

Constructor Detail

CommandShell

public CommandShell(String[] shellCommandArray,
                    String[] alternativeEnvVars,
                    File workingDir)

Parameters:

shellCommandArray -

alternativeEnvVars -

workingDir -

See Also:

exec()

CommandShell

public CommandShell(String shellCommand,
                    String[] alternativeEnvVars,
                    File workingDir)

Parameters:

shellCommand -

alternativeEnvVars -

workingDir -

CommandShell

public CommandShell(String shellCommand,
                    File workingDir)

Parameters:

shellCommand -

workingDir -

CommandShell

public CommandShell(String[] shellCommandArray,
                    File workingDir)

Parameters:

shellCommandArray -

workingDir -

Method Detail

transmit

public void transmit(Object message)

Transmits

Specified by:

transmit in interface Transmitter

Parameters:

message -

close

public void close()

Specified by:

close in interface Transmitter

isClosed

public boolean isClosed()

Specified by:

isClosed in interface Transmitter

Returns:

available

public static int available()

Returns:

read

public static Object read()

Returns:

open

public Receiver open(Receiver receiver)

Opens permanent shell

Specified by:

open in interface Transceiver

Parameters:

receiver -

Returns:

execute

public static int execute(String[] commandArray,
                          String[] alternativeEnvVars,
                          File workingDir,
                          Receiver outputReceiver)
                   throws IOException

execute particular command

Returns:

Throws:

IOException

execute

public static int execute(String command,
                          File dir)
                   throws IOException

Parameters:

command -

dir -

Returns:

Throws:

IOException

execute

public static int execute(String command,
                          String[] envVars,
                          File dir)
                   throws IOException

Blindly invokes a shell command on Windows or Unix systems. Note: this command will hang if user input is required.

Parameters:

command -

dir -

Returns:

status code

Throws:

IOException

executeRecursive

public static void executeRecursive(String command,
                                    String rootdir)
                             throws IOException

Parameters:

command -

rootdir -

Throws:

IOException

main

public static void main(String[] args)

Runs test dialog.

Parameters:

args -