MachCommand Class Reference

#include <MachCommand.hh>

Inheritance diagram for MachCommand:

Collaboration diagram for MachCommand:

Public Member Functions
	MachCommand ()
virtual	~MachCommand ()
virtual bool	execute (const std::vector< DataObject > &arguments)
virtual std::string	helpText () const
Public Member Functions inherited from CustomCommand
	CustomCommand (std::string name)
	CustomCommand (const CustomCommand &cmd)
virtual	~CustomCommand ()
std::string	name () const
void	setContext (InterpreterContext *context)
InterpreterContext *	context () const
void	setInterpreter (ScriptInterpreter *si)
ScriptInterpreter *	interpreter () const
bool	checkArgumentCount (int argumentCount, int minimum, int maximum)
bool	checkIntegerArgument (const DataObject &argument)
bool	checkPositiveIntegerArgument (const DataObject &argument)
bool	checkUnsignedIntegerArgument (const DataObject &argument)
bool	checkDoubleArgument (const DataObject &argument)

Detailed Description

Implementation of the "mach" command of the Simulator Control Language.

Definition at line 46 of file MachCommand.hh.

Constructor & Destructor Documentation

MachCommand()

MachCommand::MachCommand

(

)

Constructor.

Sets the name of the command to the base class.

Definition at line 47 of file MachCommand.cc.

                         : CustomCommand("mach") {
}

~MachCommand()

MachCommand::~MachCommand ( )

virtual

Destructor.

Does nothing.

Definition at line 55 of file MachCommand.cc.

                          {
}

Member Function Documentation

execute()

bool MachCommand::execute ( const std::vector< DataObject > &  arguments )

virtual

Executes the "mach" command.

Loads a new machine file using the SimulatorFrontend.

Parameters

arguments

Filename is given as argument to the command.

Returns

True if loading the program was successful.

Exceptions

NumberFormatException

Is never thrown by this command.

Implements CustomCommand.

Definition at line 69 of file MachCommand.cc.

                                                           {
    assert(interpreter() != NULL);
 
    SimulatorTextGenerator& textGen = SimulatorToolbox::textGenerator();    
    if (arguments.size() < 2) {
        DataObject* errorMessage = new DataObject();
        errorMessage->setString(
            textGen.text(Texts::TXT_NO_FILENAME_DEFINED).str());
        interpreter()->setResult(errorMessage);
        return false;
    }
 
    if (arguments.size() > 2) {
        DataObject* errorMessage = new DataObject();
        errorMessage->setString(
            textGen.text(Texts::TXT_ONLY_ONE_FILENAME_EXPECTED).str());
        interpreter()->setResult(errorMessage);
        return false;   
    }    
 
    SimulatorInterpreterContext& interpreterContext = 
        dynamic_cast<SimulatorInterpreterContext&>(interpreter()->context());
 
    SimulatorFrontend& simulatorFrontend = 
        interpreterContext.simulatorFrontend();
    
    try {
        const std::string fileName = 
            FileSystem::expandTilde(arguments.at(1).stringValue()); 
        simulatorFrontend.loadMachine(fileName);
    } catch (const Exception& e) {
        DataObject* errorMessage = new DataObject();
        errorMessage->setString(
            SimulatorToolbox::textGenerator().text(
                Texts::TXT_UNABLE_TO_LOAD_MACHINE).str() + e.errorMessageStack(true));
        interpreter()->setResult(errorMessage);
        return false;
    } catch (...) {
        assert(false);
        return false;
    }
    return true;
}

References assert, ScriptInterpreter::context(), Exception::errorMessageStack(), FileSystem::expandTilde(), CustomCommand::interpreter(), SimulatorFrontend::loadMachine(), ScriptInterpreter::setResult(), DataObject::setString(), SimulatorInterpreterContext::simulatorFrontend(), Texts::TextGenerator::text(), SimulatorToolbox::textGenerator(), Texts::TXT_NO_FILENAME_DEFINED, Texts::TXT_ONLY_ONE_FILENAME_EXPECTED, and Texts::TXT_UNABLE_TO_LOAD_MACHINE.

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helpText()

std::string MachCommand::helpText ( ) const

virtual

Returns the help text for this command.

Help text is searched from SimulatorTextGenerator.

Returns

The help text.

Todo:

Use SimulatorTextGenerator to get the help text.

Implements CustomCommand.

Definition at line 122 of file MachCommand.cc.

                            {
    return SimulatorToolbox::textGenerator().text(
        Texts::TXT_INTERP_HELP_MACH).str();
}

References Texts::TextGenerator::text(), SimulatorToolbox::textGenerator(), and Texts::TXT_INTERP_HELP_MACH.

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The documentation for this class was generated from the following files:

• MachCommand.hh
• MachCommand.cc