Package org.dellroad.jct.core.simple

Class SimpleExec

java.lang.Object

org.dellroad.jct.core.simple.SimpleCommandSupport

org.dellroad.jct.core.simple.SimpleExec

All Implemented Interfaces:

Exec

public class SimpleExec
extends SimpleCommandSupport
implements Exec

A simple implementation of the Exec interface using a library of SimpleCommands.

Nested Class Summary

Nested Classes

Modifier and Type	Class	Description
static class	SimpleExec.Session	Default ExecSession implementation used by SimpleExec.

Nested classes/interfaces inherited from class org.dellroad.jct.core.simple.SimpleCommandSupport

SimpleCommandSupport.FoundCommand

Field Summary

Fields inherited from class org.dellroad.jct.core.simple.SimpleCommandSupport

commandBundles, commandLineParser

Constructor Summary

Constructors

Constructor	Description
SimpleExec()

Method Summary

Modifier and Type	Method	Description
ExecSession	newExecSession(ExecRequest request)	Create a new non-interactive console session in which to execute a single command.
ExecSession	newExecSession(ExecRequest request, SimpleCommandSupport.FoundCommand command)	Alternate ssession creator for when the command line is already parsed and a command is already identified.

Methods inherited from class org.dellroad.jct.core.simple.SimpleCommandSupport

buildCommandMap, findCommand, findCommand, findCommand, getCommandBundles, getCommandLineParser, setCommandLineParser

Methods inherited from class java.lang.Object

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

Constructor Details

SimpleExec

public SimpleExec()

Method Details

newExecSession

public ExecSession newExecSession(ExecRequest request)
                           throws IOException

Description copied from interface: Exec

Create a new non-interactive console session in which to execute a single command.

If the request fails, this method should return null and write an error message to request.getErrorStream().

Specified by:

newExecSession in interface Exec

Parameters:

request - command request

Returns:

non-interactive session, or null on failure

Throws:

IOException - if an I/O error occurs

newExecSession

public ExecSession newExecSession(ExecRequest request,
 SimpleCommandSupport.FoundCommand command)
                           throws IOException

Alternate ssession creator for when the command line is already parsed and a command is already identified.

Parameters:

request - session request

command - command to execute

Returns:

new session

Throws:

IOException - if an I/O error occurs

IllegalArgumentException - if any parameter is null