MethodContextStubs.cpp

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/*----------------------------------------------------------------------------*/
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/* Copyright (c) 2005-2009 Rexx Language Association. All rights reserved.    */
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/*----------------------------------------------------------------------------*/
/******************************************************************************/
/* REXX API support                                                           */
/*                                                                            */
/* Stub functions for all APIs accessed via the NativeMethodContext           */
/*                                                                            */
/******************************************************************************/
#include "RexxCore.h"
#include "ContextApi.hpp"
#include "RexxNativeActivation.hpp"
#include "ProtectedObject.hpp"
#include "MethodClass.hpp"
 
BEGIN_EXTERN_C()
 
RexxArrayObject RexxEntry GetMethodArguments(RexxMethodContext *c)
{
    ApiContext context(c);
    try
    {
        return (RexxArrayObject)context.context->getPositionalArguments();
    }
    catch (RexxNativeActivation *)
    {
    }
    return NULLOBJECT;
}
 
RexxObjectPtr RexxEntry GetMethodArgument(RexxMethodContext *c, stringsize_t i)
{
    ApiContext context(c);
    try
    {
        return (RexxObjectPtr)context.context->getPositionalArgument(i);
    }
    catch (RexxNativeActivation *)
    {
    }
    return NULLOBJECT;
}
 
RexxMethodObject RexxEntry GetCurrentMethod(RexxMethodContext *c)
{
    ApiContext context(c);
    try
    {
        return (RexxMethodObject)context.context->getExecutable();
    }
    catch (RexxNativeActivation *)
    {
    }
    return NULL;
}
 
CSTRING RexxEntry GetMessageName(RexxMethodContext *c)
{
    ApiContext context(c);
    try
    {
        return (CSTRING)context.context->getMessageName()->getStringData();
    }
    catch (RexxNativeActivation *)
    {
    }
    return NULL;
}
 
RexxObjectPtr RexxEntry GetSelf(RexxMethodContext *c)
{
    ApiContext context(c);
    try
    {
        return (RexxObjectPtr)context.context->getSelf();
    }
    catch (RexxNativeActivation *)
    {
    }
    return NULLOBJECT;
}
 
POINTER RexxEntry GetCSelf(RexxMethodContext *c)
{
    ApiContext context(c);
    try
    {
        return context.context->cself();
    }
    catch (RexxNativeActivation *)
    {
    }
    return NULLOBJECT;
}
 
RexxClassObject RexxEntry GetSuper(RexxMethodContext *c)
{
    ApiContext context(c);
    try
    {
        return (RexxClassObject)context.context->getSuper();
    }
    catch (RexxNativeActivation *)
    {
    }
    return NULLOBJECT;
}
 
RexxObjectPtr RexxEntry GetScope(RexxMethodContext *c)
{
    ApiContext context(c);
    try
    {
        return (RexxObjectPtr)context.context->getScope();
    }
    catch (RexxNativeActivation *)
    {
    }
    return NULLOBJECT;
}
 
void RexxEntry SetObjectVariable(RexxMethodContext *c, CSTRING n, RexxObjectPtr v)
{
    ApiContext context(c);
    try
    {
        context.context->setObjectVariable(n, (RexxObject *)v);
    }
    catch (RexxNativeActivation *)
    {
    }
}
 
RexxObjectPtr RexxEntry GetObjectVariable(RexxMethodContext *c, CSTRING n)
{
    ApiContext context(c);
    try
    {
        return (RexxObjectPtr)context.context->getObjectVariable(n);
    }
    catch (RexxNativeActivation *)
    {
    }
    return NULLOBJECT;
}
 
void RexxEntry DropObjectVariable(RexxMethodContext *c, CSTRING n)
{
    ApiContext context(c);
    try
    {
        context.context->dropObjectVariable(n);
    }
    catch (RexxNativeActivation *)
    {
    }
}
 
RexxObjectPtr RexxEntry ForwardMessage(RexxMethodContext *c, RexxObjectPtr o, CSTRING n, RexxClassObject clazz, RexxArrayObject a, RexxDirectoryObject d)
{
    ApiContext context(c);
    try
    {
        RexxString *message = n == NULL ? OREF_NULL : new_upper_string(n);
        ProtectedObject result(context.activity);
        context.context->forwardMessage((RexxObject *)o, message, (RexxClass *)clazz, (RexxArray *)a, (RexxDirectory *)d, result);
        return context.ret((RexxObject *)result);
    }
    catch (RexxNativeActivation *)
    {
    }
    return NULLOBJECT;
}
 
void RexxEntry SetGuardOn(RexxMethodContext *c)
{
    ApiContext context(c);
    try
    {
        context.context->guardOn();
    }
    catch (RexxNativeActivation *)
    {
    }
}
 
void RexxEntry SetGuardOff(RexxMethodContext *c)
{
    ApiContext context(c);
    try
    {
        context.context->guardOff();
    }
    catch (RexxNativeActivation *)
    {
    }
}
 
RexxClassObject RexxEntry FindContextClass(RexxMethodContext *c, CSTRING n)
{
    ApiContext context(c);
    try
    {
        // convert the name to a string instance, and check the environments.
        RexxString *name = new_upper_string(n);
        return (RexxClassObject)context.ret(context.context->findClass(name));
    }
    catch (RexxNativeActivation *)
    {
    }
    return NULLOBJECT;
}
 
END_EXTERN_C()
 
 
MethodContextInterface RexxActivity::methodContextFunctions =
{
    METHOD_INTERFACE_VERSION,
    GetMethodArguments,
    GetMethodArgument,
    GetMessageName,
    GetCurrentMethod,
    GetSelf,
    GetSuper,
    GetScope,
    SetObjectVariable,
    GetObjectVariable,
    DropObjectVariable,
    ForwardMessage,
    SetGuardOn,
    SetGuardOff,
    FindContextClass,
    GetCSelf,
};