CmdTrigger Class Reference

#include <TestOsal.hh>

Inheritance diagram for CmdTrigger:

Collaboration diagram for CmdTrigger:

Public Member Functions
	CmdTrigger ()
	CmdTrigger (const CmdTrigger &cmd)
virtual	~CmdTrigger ()
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

Custom command that executes the trigger command of last loaded operation.

Definition at line 58 of file TestOsal.hh.

Constructor & Destructor Documentation

CmdTrigger() [1/2]

CmdTrigger::CmdTrigger

(

)

Constructor.

Definition at line 67 of file TestOsal.cc.

                       : CustomCommand("trigger") {
}

CmdTrigger() [2/2]

CmdTrigger::CmdTrigger ( const CmdTrigger &  cmd )

explicit

Copy constructor.

Definition at line 73 of file TestOsal.cc.

                                            : CustomCommand(cmd) {
}

~CmdTrigger()

CmdTrigger::~CmdTrigger ( )

virtual

Destructor.

Definition at line 79 of file TestOsal.cc.

                        {
}

Member Function Documentation

execute()

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

virtual

Executes the trigger command of an operation.

Parameters

arguments

The arguments for the command.

Returns

True if the command is executed succesfully, otherwise false.

Exceptions

NumberFormatException

If data object conversion fails.

Implements CustomCommand.

Definition at line 90 of file TestOsal.cc.

                                                          {
    ScriptInterpreter* scriptInterp = interpreter();
    OsalInterpreter* interp = dynamic_cast<OsalInterpreter*>(scriptInterp);
    assert(interp != NULL);
    DataObject* obj = new DataObject();
 
    if (arguments.size() < 2) {
        obj->setString("too few arguments");
        interp->setResult(obj);
        return false;
    }
 
    string opName = arguments[1].stringValue();
 
    Operation* op = NULL;
    try {
        op = &interp->operation(opName);
    } catch (const IllegalOperationBehavior& e) {
        // Catch error due to undefined or missing operation behavior.
        obj->setString(e.errorMessage());
        interp->setResult(obj);
        return false;
    }
 
    if (op == &NullOperation::instance()) {
        obj->setString("unknown operation \"" + opName + "\"");
        interp->setResult(obj);
        return false;
    }
 
    // remove "trigger" and operation name.
    vector<DataObject> inputs;
    for (size_t i = 2; i < arguments.size(); i++) {
        inputs.push_back(arguments[i]);
    }
 
    vector<SimValue*> args;
    TesterContext& context = *dynamic_cast<TesterContext*>(&interp->context());
    OperationContext& opContext = context.operationContext();
 
    string result = "";
 
    OperationSimulator& simulator = OperationSimulator::instance();
    InstructionAddress oldPC = opContext.programCounter();
 
    if (!simulator.simulateTrigger(*op, inputs, args, opContext, result)) {
        for (unsigned int i = 0; i < args.size(); i++) {
            delete args[i];
        }
        obj->setString(result);
        interp->setResult(obj);
        return false;
    } else {
 
        for (int i = 0; i < op->numberOfOutputs(); i++) {
 
            SimValue* current = args[op->numberOfInputs() + i];
            string output = context.toOutputFormat(current);
            result += output;
 
            // put blank everywhere else but after the last output
            if (i < op->numberOfOutputs() - 1) {
                result += " ";
            }
        }
    }
 
    for (unsigned int i = 0; i < args.size(); i++) {
        delete args[i];
    }
 
    if (opContext.saveReturnAddress()) {
        opContext.returnAddress() = oldPC;
    }
    obj->setString(result);
    interp->setResult(obj);
    return true;
}

References assert, CustomCommand::context(), SimpleScriptInterpreter::context(), Exception::errorMessage(), OperationSimulator::instance(), NullOperation::instance(), CustomCommand::interpreter(), Operation::numberOfInputs(), Operation::numberOfOutputs(), OsalInterpreter::operation(), OperationContext::programCounter(), OperationContext::returnAddress(), OperationContext::saveReturnAddress(), ScriptInterpreter::setResult(), DataObject::setString(), and OperationSimulator::simulateTrigger().

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helpText()

string CmdTrigger::helpText ( ) const

virtual

Returns the help text of trigger command.

Returns

The help text.

Implements CustomCommand.

Definition at line 175 of file TestOsal.cc.

                           {
    return "trigger <operation> <operand>...";
}

---

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

• TestOsal.hh
• TestOsal.cc