nl.tudelft.simulation.dsol.interpreter

Class Interpreter

java.lang.Object

nl.tudelft.simulation.dsol.interpreter.Interpreter

public final class Interpreter
extends Object

The Java interpreter.

(c) copyright 2002-2005 Delft University of Technology , the Netherlands.
See for project information www.simulation.tudelft.nl
License of use: Lesser General Public License (LGPL) , no warranty.

Version:

$Revision: 1.1 $ $Date: 2007/01/06 13:25:12 $

Author:

Peter Jacobs

Field Summary

Fields

Modifier and Type	Field and Description
static FactoryInterface	INTERPRETER_FACTORY the interpreter factory class name

Method Summary

Methods

Modifier and Type	Method and Description
static Frame	aThrow(Operation operation, Frame frame, Stack frameStack) throws an exception
static Frame	createFrame(Object object, AccessibleObject method, Object[] arguments) creates a frame for a method
static Object	interpret(Stack frameStack) interprets the frameStack
static Object	invoke(Object object, AccessibleObject method, Object[] arguments) interpretes the invocation of a method on an object
static Object	invoke(Object object, String methodName, Object[] arguments, Class[] argumentTypes) interpretes the invocation of a method on an object
static void	setFactory(FactoryInterface factory) sets the Interpreter factory.

Methods inherited from class java.lang.Object

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

Field Detail

INTERPRETER_FACTORY

public static FactoryInterface INTERPRETER_FACTORY

the interpreter factory class name

Method Detail

setFactory

public static void setFactory(FactoryInterface factory)

sets the Interpreter factory.

Parameters:

factory - the factory to use

createFrame

public static Frame createFrame(Object object,
                AccessibleObject method,
                Object[] arguments)
                         throws ClassNotFoundException,
                                IOException

creates a frame for a method

Parameters:

object - the object on which the method must be invoked

method - the method or constructor

arguments - the arguments

Returns:

Frame the result

Throws:

ClassNotFoundException - whenever the classpath is incomplete

IOException - on IOException

aThrow

public static Frame aThrow(Operation operation,
           Frame frame,
           Stack frameStack)

throws an exception

Parameters:

operation - the aThrow operation to invoke

frame - the frame to start with

frameStack - the framestack

Returns:

the frame and operationIndex to continue with...

interpret

public static Object interpret(Stack frameStack)
                        throws InterpreterException

interprets the frameStack

Parameters:

frameStack - the frameStack of the interpreter

Returns:

Object the return value of the invoked method

Throws:

InterpreterException - on failure

invoke

public static Object invoke(Object object,
            String methodName,
            Object[] arguments,
            Class[] argumentTypes)

interpretes the invocation of a method on an object

Parameters:

object - the object on which the method must be invoked

methodName - the methodName

arguments - the arguments

argumentTypes - the classes of the arguments

Returns:

Object the result

invoke

public static Object invoke(Object object,
            AccessibleObject method,
            Object[] arguments)
                     throws InterpreterException

interpretes the invocation of a method on an object

Parameters:

object - the object on which the method must be invoked

method - the method

arguments - the arguments

Returns:

Object the result

Throws:

InterpreterException - on failure