void ColumnProxy::set(Handle<Value> newValue) {
Dispose();
isNull = (newValue->IsNull());
isLoaded = isDirty = true;
jsValue = Persistent<Value>::New(newValue);
DEBUG_PRINT("set %s", handler->column->getName());
}
int V8Scope::type( const char *field ){
V8_SIMPLE_HEADER
Handle<Value> v = get( field );
if ( v->IsNull() )
return jstNULL;
if ( v->IsUndefined() )
return Undefined;
if ( v->IsString() )
return String;
if ( v->IsFunction() )
return Code;
if ( v->IsArray() )
return Array;
if ( v->IsBoolean() )
return Bool;
if ( v->IsInt32() )
return NumberInt;
if ( v->IsNumber() )
return NumberDouble;
if ( v->IsExternal() ){
uassert( 10230 , "can't handle external yet" , 0 );
return -1;
}
if ( v->IsDate() )
return Date;
if ( v->IsObject() )
return Object;
throw UserException( 12509, (string)"don't know what this is: " + field );
}
int Conv::ToJavaMap(JNIEnv *jniEnv, Handle<Value> val, int componentType, jobject *jVal) {
Local<Object> oVal;
Local<Array> aPropertyNames;
if(val.IsEmpty() || val->IsNull() || val->IsUndefined()) {
*jVal = 0;
return OK;
}
if(!val->IsObject())
return ErrorType;
oVal = val->ToObject();
aPropertyNames = oVal->GetOwnPropertyNames();
int len = aPropertyNames->Length();
jobject ob = jniEnv->NewObject(mapClass, mapCtor);
if(ob) {
int res = OK;
for(int i = 0; i < len; i++) {
Local<String> key = Local<String>::Cast(aPropertyNames->Get(i));
jstring jKey; jobject item;
res = ToJavaString(jniEnv, key, &jKey);
if(res != OK) break;
res = ToJavaObject(jniEnv, oVal->Get(key), componentType, &item);
if(res != OK) break;
jniEnv->CallObjectMethod(ob, mapPut, jKey, item);
}
}
if(ob) {
*jVal = ob;
return OK;
}
if(jniEnv->ExceptionCheck())
jniEnv->ExceptionClear();
return ErrorVM;
}
JNIEXPORT void JNICALL
Java_org_appcelerator_kroll_runtime_v8_V8Object_nativeSetWindow
(JNIEnv *env, jobject javaKrollWindow, jlong ptr, jobject javaWindow)
{
ENTER_V8(V8Runtime::globalContext);
titanium::JNIScope jniScope(env);
Handle<Object> jsKrollWindow;
if (ptr != 0) {
jsKrollWindow = Persistent<Object>((Object *) ptr);
} else {
jsKrollWindow = TypeConverter::javaObjectToJsValue(env, javaKrollWindow)->ToObject();
}
Handle<Value> setWindowValue = jsKrollWindow->Get(String::New("setWindow"));
if (!setWindowValue->IsFunction()) {
return;
}
Handle<Function> setWindow = Handle<Function>::Cast(setWindowValue->ToObject());
Handle<Value> jsWindow = TypeConverter::javaObjectToJsValue(env, javaWindow);
TryCatch tryCatch;
if (!jsWindow->IsNull()) {
Handle<Value> args[] = { jsWindow };
setWindow->Call(jsKrollWindow, 1, args);
}
if (tryCatch.HasCaught()) {
V8Util::openJSErrorDialog(tryCatch);
V8Util::reportException(tryCatch);
}
}
void printV8Value(Handle<Value> value, bool force=false)
{
Logging::Level level = force ? Logging::ERROR : Logging::INFO;
if (!Logging::shouldShow(level)) return;
HandleScope handleScope;
if (value.IsEmpty())
Logging::log(level, "Empty handle\r\n");
else if (value->IsInt32())
Logging::log(level, "INT: %d\r\n", value->IntegerValue());
else if (value->IsNull())
Logging::log(level, "NULL (null)\r\n");
else if (value->IsUndefined())
Logging::log(level, "VOID (undefined)\r\n");
else if (value->IsBoolean())
Logging::log(level, "BOOLEAN: %d\r\n", value->BooleanValue());
else if (value->IsNumber())
Logging::log(level, "NUMBER: %f\r\n", value->NumberValue());
else if (value->IsString())
Logging::log(level, "STRING: ?\r\n");
else if (value->IsObject())
Logging::log(level, "OBJECT (object)\r\n");
else
Logging::log(level, "Uncertain V8 value\n");
}
BSONObj V8Scope::getObject( const char * field ){
Handle<Value> v = get( field );
if ( v->IsNull() || v->IsUndefined() )
return BSONObj();
uassert( "not an object" , v->IsObject() );
return v8ToMongo( v->ToObject() );
}
Handle<Object> ParsePart(const google::protobuf::Message &message) {
HandleScope scope;
const Reflection* r = message.GetReflection();
const Descriptor* descriptor = message.GetDescriptor();
Local<Array> properties = Array::New(descriptor->field_count());
for (int i = 0; i < descriptor->field_count(); i++) {
const FieldDescriptor* field = descriptor->field(i);
bool repeated = field->is_repeated();
if (repeated && !r->FieldSize(message, field)) continue;
if (!repeated && !r->HasField(message, field)) continue;
Handle<Value> value;
if (field->is_repeated()) {
int size = r->FieldSize(message, field);
Handle<Array> array = Array::New(size);
for (int j = 0; j < size; j++)
array->Set(j, ParseField(message, r, field, j));
value = array;
} else {
value = ParseField(message, r, field, -1);
}
if (value->IsNull()) continue;
properties->Set(i, value);
}
Local<Function> from_array = handle_->GetInternalField(2).As<Function>();
Handle<Value> args = properties;
return scope.Close(from_array->NewInstance(1, &args));
}
void setPersistentFunc(Persistent<Function>& pf,Handle<Value>& v){
if(v->IsFunction()){
if(!pf.IsEmpty()) pf.Dispose();
pf = Persistent<Function>::New(Handle<Function>::Cast(v));
}else if(v->IsNull()||v->IsUndefined()){
if(pf.IsEmpty()) return;
pf.Dispose();
pf.Clear();
}
}
int Conv::GetNaturalType(Handle<Value> val) {
if(val.IsEmpty()) return TYPE_INVALID;
if(val->IsUndefined()) return TYPE_UNDEFINED;
if(val->IsNull()) return TYPE_NULL;
if(val->IsBoolean() || val->IsBooleanObject()) return TYPE_BOOL;
if(val->IsInt32()) return TYPE_INT;
if(val->IsUint32()) return TYPE_LONG;
if(val->IsNumber() || val->IsNumberObject()) return TYPE_DOUBLE;
if(val->IsString() || val->IsStringObject()) return TYPE_STRING;
return GetNaturalType(Handle<Object>::Cast(val));
}
void ColumnProxy::set(Handle<Value> newValue) {
HandleScope scope;
/* Drop our claim on the old value */
if(! jsValue.IsEmpty()) jsValue.Dispose();
isNull = (newValue->IsNull());
isLoaded = isDirty = true;
jsValue = Persistent<Value>::New(newValue);
DEBUG_PRINT("set %s", handler->column->getName());
}
inline bool setField(OGRFeature* f, int field_index, Handle<Value> val){
if (val->IsInt32()) {
f->SetField(field_index, val->Int32Value());
} else if (val->IsNumber()) {
f->SetField(field_index, val->NumberValue());
} else if (val->IsString()) {
std::string str = *NanUtf8String(val);
f->SetField(field_index, str.c_str());
} else if(val->IsNull() || val->IsUndefined()) {
f->UnsetField(field_index);
} else {
return true;
}
return false;
}
JNIEXPORT jboolean JNICALL
Java_org_appcelerator_kroll_runtime_v8_V8Object_nativeFireEvent
(JNIEnv *env, jobject jEmitter, jlong ptr, jstring event, jobject data)
{
ENTER_V8(V8Runtime::globalContext);
JNIScope jniScope(env);
Handle<Value> jsEvent = TypeConverter::javaStringToJsString(event);
#ifdef TI_DEBUG
String::Utf8Value eventName(jsEvent);
LOGV(TAG, "firing event \"%s\"", *eventName);
#endif
Handle<Object> emitter;
if (ptr != 0) {
emitter = Persistent<Object>((Object *) ptr);
} else {
emitter = TypeConverter::javaObjectToJsValue(jEmitter)->ToObject();
}
Handle<Value> fireEventValue = emitter->Get(EventEmitter::emitSymbol);
if (!fireEventValue->IsFunction()) {
return JNI_FALSE;
}
Handle<Function> fireEvent = Handle<Function>::Cast(fireEventValue->ToObject());
Handle<Value> jsData = TypeConverter::javaObjectToJsValue(data);
Handle<Value> result;
TryCatch tryCatch;
if (jsData->IsNull()) {
Handle<Value> args[] = { jsEvent };
result = fireEvent->Call(emitter, 1, args);
} else {
Handle<Value> args[] = { jsEvent, jsData };
result = fireEvent->Call(emitter, 2, args);
}
if (tryCatch.HasCaught()) {
V8Util::openJSErrorDialog(tryCatch);
V8Util::reportException(tryCatch);
} else if (result->IsTrue()) {
return JNI_TRUE;
}
return JNI_FALSE;
}
void
Session::formOptions(std::string* str, Handle<Value> value)
{
// Use the HandleScope of the calling function for speed.
if (value->IsUndefined() || value->IsNull())
return;
assert(value->IsObject());
std::stringstream ss;
if (value->IsArray()) {
// Format each array value into the options string "V[&V]"
Local<Object> object = value->ToObject();
for (std::size_t i = 0; i < Array::Cast(*object)->Length(); ++i) {
Local<String> key = object->Get(i)->ToString();
String::Utf8Value valv(key);
if (valv.length()) {
if (i > 0)
ss << "&";
ss << *valv;
}
}
} else {
// Format each KV pair into the options string "K=V[&K=V]"
Local<Object> object = value->ToObject();
Local<Array> keys = object->GetPropertyNames();
for (std::size_t i = 0; i < keys->Length(); ++i) {
Local<String> key = keys->Get(i)->ToString();
String::Utf8Value keyv(key);
if (keyv.length()) {
if (i > 0)
ss << "&";
ss << *keyv << "=";
}
Local<String> val = object->Get(key)->ToString();
String::Utf8Value valv(val);
if (valv.length())
ss << *valv;
}
}
*str = ss.str();
}
Handle<Value> GeoJSONReader::getCoordsArray(Handle<Object> geojson) {
Isolate* isolate = Isolate::GetCurrent();
Handle<String> coordsKey = String::NewFromUtf8(isolate, "coordinates");
if (!geojson->HasOwnProperty(coordsKey))
throw "Property \"coordinates\" is missing";
Handle<Value> coords = geojson->Get(coordsKey);
if (
!coords->IsArray()
&& !coords->IsNull()
&& !coords->IsUndefined()
)
throw "Property \"coordinates\" must be an instance of Array or null";
return coords;
}
geos::geom::Coordinate GeoJSONReader::getCoordinate(Handle<Value> value, bool acceptArrayOnly) {
bool isArray = value->IsArray();
if (acceptArrayOnly) {
if (!isArray)
throw "A coordinate must be an instance of Array";
}
else {
if (
!isArray
&& !value->IsNull()
&& !value->IsUndefined()
)
throw "A coordinate must be an instance of Array or null";
if (!isArray)
return geos::geom::Coordinate::getNull();
}
Handle<Array> array = Handle<Array>::Cast(value);
uint32_t length = array->Length();
if (length < 2)
throw "A coordinate's length must be >= 2";
geos::geom::Coordinate coord;
coord.x = valueToDouble(array->Get(0));
coord.y = valueToDouble(array->Get(1));
if (length > 2) {
coord.z = valueToDouble(array->Get(2));
}
precisionModel->makePrecise(&coord);
return coord;
}
Thread Process::CreateRemoteThread(LPTHREAD_START_ROUTINE proc, PVOID param, CreationThreadFlags flags) const
{
auto currentProcId = ::GetCurrentProcess();
// TODO: throw exception if currentProcId == m_handle
DWORD threadId = 0;
Handle threadHandle = ::CreateRemoteThread(
m_handle,
NULL,
0,
proc,
param,
(DWORD)flags,
&threadId);
if (threadHandle.IsNull())
{
THROW_LAST_ERROR_EXCEPTION();
}
return Thread(threadId, std::move(threadHandle));
}
VALUE rr_v82rb(Handle<Value> value) {
if (value.IsEmpty()) {
return rr_v8_value_empty();
}
if (value->IsUndefined() || value->IsNull()) {
return Qnil;
}
if (value->IsExternal()) {
return rr_reflect_v8_external(value);
}
if (value->IsUint32()) {
return UINT2NUM(value->Uint32Value());
}
if (value->IsInt32()) {
return INT2FIX(value->Int32Value());
}
if (value->IsBoolean()) {
return value->BooleanValue() ? Qtrue : Qfalse;
}
if (value->IsNumber()) {
return rb_float_new(value->NumberValue());
}
if (value->IsString()) {
return rr_reflect_v8_string(value);
}
if (value->IsFunction()) {
return rr_reflect_v8_function(value);
}
if (value->IsArray()) {
return rr_reflect_v8_array(value);
}
if (value->IsDate()) {
return rr_reflect_v8_date(value);
}
if (value->IsObject()) {
return rr_reflect_v8_object(value);
}
return rr_wrap_v8_value(value);
}
bool rtNodeContext::has(const char *name)
{
if(name == NULL)
{
rtLogError(" rtNodeContext::has() - no symbolic name for rtValue");
return false;
}
Locker locker(mIsolate);
Isolate::Scope isolate_scope(mIsolate);
HandleScope handle_scope(mIsolate); // Create a stack-allocated handle scope.
// Get a Local context...
Local<Context> local_context = node::PersistentToLocal<Context>(mIsolate, mContext);
Context::Scope context_scope(local_context);
Handle<Object> global = local_context->Global();
#ifdef ENABLE_NODE_V_6_9
TryCatch try_catch(mIsolate);
#else
TryCatch try_catch;
#endif // ENABLE_NODE_V_6_9
Handle<Value> value = global->Get(String::NewFromUtf8(mIsolate, name) );
if (try_catch.HasCaught())
{
rtLogError("\n ## has() - HasCaught() ... ERROR");
return false;
}
// No need to check if |value| is empty because it's taken care of
// by TryCatch above.
return ( !value->IsUndefined() && !value->IsNull() );
}
int main(int argc, const char * argv[])
{
using namespace v8::bridge;
/* Create a scripting engine */
ScriptingEngine *engine = new ScriptingEngine();
/* Execute simple script which contains some variable declarations in the global scope */
std::stringstream io;
io << "var intVar = 10;" << std::endl;
io << "var numberVar = 10.5;" << std::endl;
io << "var stringVar = 'Hello, World!';" << std::endl;
io << "var boolVar = false;" << std::endl;
io << "var nullVar = null;" << std::endl;
io << "var undefinedVar = undefined;" << std::endl;
io << "var arrayVar = [1, 2, 3];" << std::endl;
io << "var objectVar = { 'foo': 1, 'bar': 2 };" << std::endl;
io << "var callbackVar = function() { };" << std::endl;
engine->execute(io.str());
/*
* Access each variable. Since the variables was defined
* in the global scope, we can easly access them using
* ScriptingEngine::getFromGlobalScope and ScriptingEngine::getValueFromGlobalScope<TType>.
*
* Note that you should may use getFromGlobalScope<TType> only when you're sure that the given variable
* is in your desired type, otherwsie an runtime_error will raise.
*/
/* Lets start by retriving variables using the Conversion API: */
// Int:
int intVar = engine->getValueFromGlobalScope<int>("intVar");
std::cout << "intVal: " << intVar << std::endl;
// Number (double/float):
double numberVar = engine->getValueFromGlobalScope<double>("numberVar");
std::cout << "numberVar: " << numberVar << std::endl;
// String:
std::string stringVar = engine->getValueFromGlobalScope<std::string>("stringVar");
std::cout << "stringVar: " << stringVar << std::endl;
// Bool:
bool boolVar = engine->getValueFromGlobalScope<bool>("boolVar");
std::cout << "boolVar: " << boolVar << std::endl;
/* To retrive null and undefined, we must retrive the Handle<Value> */
// Note: since we're going to interact with raw handles,
// and we're in main, we must create a new handle scope.
//
// Note 2: We don't need to open a scope when interacting with raw values
// in functions and methods that was exposed to JS since v8bridge
// opens one for us before triggering our function.
HandleScope handle_scope(engine->getActiveIsolationScope());
// Null:
Handle<Value> nullVar = engine->getFromGlobalScope("nullVar");
std::cout << "nullVar (is null?): " << (nullVar->IsNull()) << std::endl;
// Undefined:
Handle<Value> undefinedVar = engine->getFromGlobalScope("undefinedVar");
std::cout << "undefinedVar (is undefined?): " << (undefinedVar->IsUndefined()) << std::endl;
/*
* Array:
* There're two ways to interact with arrays:
* 1. JS arrays are been converted automaticly to list. So we can use the
* conversion API to convert the Handle<Array> to a native list type. The con
* of this action is that the array must contain a specific type (e.g. strings only, ints only).
* 2. We can receive the array as raw Handle<Array>. To make things simpler
* we can avoid the type-verification by requesting from the Conversion API to get Handle<Array>.
* this will make sure that we're dealing with an array (and not with string or undefined variable, for instance).
*/
#if 0 // std::list<T> approch:
std::list<int> arrayVar = engine->getValueFromGlobalScope<std::list<int> >("arrayVar");
std::cout << "arrayVar (size: " << arrayVar.size() << "): [";
for (int i = 0; i < arrayVar.size(); i++)
{
if (i < arrayVar.size() - 1)
std::cout << i << ", ";
else
std::cout << i;
}
std::cout << "]" << std::endl;
#elif 1 // Handle<Array>
Handle<Array> arrayVar = engine->getHandleFromGlobalScope<Handle<Array> >("arrayVar");
String::Utf8Value arrayVarStringRep(arrayVar); // We're using v8::String::Utf8Value to evaluate the array contents into a string
std::cout << "arrayVar (size: " << arrayVar->Length() << "):"
<< "[" << *arrayVarStringRep << "]" << std::endl;
#else // Handle<Value> raw parsing
Handle<Value> arrayVar = engine->getFromGlobalScope("arrayVar");
assert(arrayVar->IsArray());
String::Utf8Value arrayVarStringRep(arrayVar);
std::cout << "arrayVar (size: " << Handle<Array>::Cast(arrayVar)->Length() << "):"
<< "[" << *arrayVarStringRep << "]" << std::endl;
#endif
/* Free */
delete engine;
/* Done. */
return 0;
}
void SerializeField(google::protobuf::Message *message, const Reflection *r, const FieldDescriptor *field, Handle<Value> val) {
const EnumValueDescriptor *enumValue = NULL;
bool repeated = field->is_repeated();
if (*val != NULL) {
if (field->is_optional() && (val->IsNull() || val->IsUndefined()))
return;
switch (field->cpp_type()) {
case FieldDescriptor::CPPTYPE_INT32: {
if (repeated)
r->AddInt32(message, field, val->Int32Value());
else
r->SetInt32(message, field, val->Int32Value());
break;
}
case FieldDescriptor::CPPTYPE_INT64:
if (repeated)
if (preserve_int64 && val->IsArray()) {
Local<Object> n64_array = val->ToObject();
uint64 n64;
uint32 hi = n64_array->Get(0)->Uint32Value(), lo = n64_array->Get(1)->Uint32Value();
n64 = ((uint64)hi << 32) + (uint64)lo;
r->AddInt64(message, field, n64);
} else
r->AddInt64(message, field, val->NumberValue());
else
if (preserve_int64 && val->IsArray()) {
Local<Object> n64_array = val->ToObject();
uint64 n64;
uint32 hi = n64_array->Get(0)->Uint32Value(), lo = n64_array->Get(1)->Uint32Value();
n64 = ((uint64)hi << 32) + (uint64)lo;
r->SetInt64(message, field, n64);
} else
r->SetInt64(message, field, val->NumberValue());
break;
case FieldDescriptor::CPPTYPE_UINT32:
if (repeated)
r->AddUInt32(message, field, val->Uint32Value());
else
r->SetUInt32(message, field, val->Uint32Value());
break;
case FieldDescriptor::CPPTYPE_UINT64:
if (repeated)
if (preserve_int64 && val->IsArray()) {
Local<Object> n64_array = val->ToObject();
uint64 n64;
uint32 hi = n64_array->Get(0)->Uint32Value(), lo = n64_array->Get(1)->Uint32Value();
n64 = ((uint64)hi << 32) + (uint64)lo;
r->AddUInt64(message, field, n64);
} else
r->AddUInt64(message, field, val->NumberValue());
else
if (preserve_int64 && val->IsArray()) {
Local<Object> n64_array = val->ToObject();
uint64 n64;
uint32 hi = n64_array->Get(0)->Uint32Value(), lo = n64_array->Get(1)->Uint32Value();
n64 = ((uint64)hi << 32) + (uint64)lo;
r->SetUInt64(message, field, n64);
} else
r->SetUInt64(message, field, val->NumberValue());
break;
case FieldDescriptor::CPPTYPE_DOUBLE:
if (repeated)
r->AddDouble(message, field, val->NumberValue());
else
r->SetDouble(message, field, val->NumberValue());
break;
case FieldDescriptor::CPPTYPE_FLOAT:
if (repeated)
r->AddFloat(message, field, val->NumberValue());
else
r->SetFloat(message, field, val->NumberValue());
break;
case FieldDescriptor::CPPTYPE_BOOL:
if (repeated)
r->AddBool(message, field, val->BooleanValue());
else
r->SetBool(message, field, val->BooleanValue());
break;
case FieldDescriptor::CPPTYPE_ENUM:
// TODO: possible memory leak?
enumValue =
val->IsNumber() ?
field->enum_type()->FindValueByNumber(val->Int32Value()) :
field->enum_type()->FindValueByName(*NanAsciiString(val));
if (enumValue != NULL) {
if (repeated)
r->AddEnum(message, field, enumValue);
else
r->SetEnum(message, field, enumValue);
}
break;
case FieldDescriptor::CPPTYPE_MESSAGE:
if (val->IsObject()) {
if (repeated)
SerializePart(r->AddMessage(message, field), val.As<Object>());
else
SerializePart(r->MutableMessage(message, field), val.As<Object>());
}
break;
case FieldDescriptor::CPPTYPE_STRING:
if (Buffer::HasInstance(val)) {
Local<Object> buf = val->ToObject();
if (repeated)
r->AddString(message, field, std::string(Buffer::Data(buf), Buffer::Length(buf)));
else
r->SetString(message, field, std::string(Buffer::Data(buf), Buffer::Length(buf)));
break;
}
if (val->IsObject()) {
Local<Object> val2 = val->ToObject();
Local<Value> converter = val2->Get(NanNew<String>("toProtobuf"));
if (converter->IsFunction()) {
Local<Function> toProtobuf = Local<Function>::Cast(converter);
Local<Value> ret = toProtobuf->Call(val2,0,NULL);
if (Buffer::HasInstance(ret)) {
Local<Object> buf = ret->ToObject();
if (repeated)
r->AddString(message, field, std::string(Buffer::Data(buf), Buffer::Length(buf)));
else
r->SetString(message, field, std::string(Buffer::Data(buf), Buffer::Length(buf)));
break;
}
}
}
String::Utf8Value temp(val->ToString());
std::string value = std::string(*temp);
if (repeated)
r->AddString(message, field, value);
else
r->SetString(message, field, value);
break;
}
}
}
jsvalue JsEngine::AnyFromV8(Handle<Value> value, Handle<Object> thisArg)
{
jsvalue v;
// Initialize to a generic error.
v.type = JSVALUE_TYPE_UNKNOWN_ERROR;
v.length = 0;
v.value.str = 0;
if (value->IsNull() || value->IsUndefined()) {
v.type = JSVALUE_TYPE_NULL;
}
else if (value->IsBoolean()) {
v.type = JSVALUE_TYPE_BOOLEAN;
v.value.i32 = value->BooleanValue() ? 1 : 0;
}
else if (value->IsInt32()) {
v.type = JSVALUE_TYPE_INTEGER;
v.value.i32 = value->Int32Value();
}
else if (value->IsUint32()) {
v.type = JSVALUE_TYPE_INDEX;
v.value.i64 = value->Uint32Value();
}
else if (value->IsNumber()) {
v.type = JSVALUE_TYPE_NUMBER;
v.value.num = value->NumberValue();
}
else if (value->IsString()) {
v = StringFromV8(value);
}
else if (value->IsDate()) {
v.type = JSVALUE_TYPE_DATE;
v.value.num = value->NumberValue();
}
else if (value->IsArray()) {
Handle<Array> object = Handle<Array>::Cast(value->ToObject());
v.length = object->Length();
jsvalue* array = new jsvalue[v.length];
if (array != NULL) {
for(int i = 0; i < v.length; i++) {
array[i] = AnyFromV8(object->Get(i));
}
v.type = JSVALUE_TYPE_ARRAY;
v.value.arr = array;
}
}
else if (value->IsFunction()) {
Handle<Function> function = Handle<Function>::Cast(value);
jsvalue* array = new jsvalue[2];
if (array != NULL) {
array[0].value.ptr = new Persistent<Object>(Persistent<Function>::New(function));
array[0].length = 0;
array[0].type = JSVALUE_TYPE_WRAPPED;
if (!thisArg.IsEmpty()) {
array[1].value.ptr = new Persistent<Object>(Persistent<Object>::New(thisArg));
array[1].length = 0;
array[1].type = JSVALUE_TYPE_WRAPPED;
} else {
array[1].value.ptr = NULL;
array[1].length = 0;
array[1].type = JSVALUE_TYPE_NULL;
}
v.type = JSVALUE_TYPE_FUNCTION;
v.value.arr = array;
}
}
else if (value->IsObject()) {
Handle<Object> obj = Handle<Object>::Cast(value);
if (obj->InternalFieldCount() == 1)
v = ManagedFromV8(obj);
else
v = WrappedFromV8(obj);
}
return v;
}
int Conv::ToJavaSequence(JNIEnv *jniEnv, Handle<Value> val, int componentType, jarray *jVal) {
Local<Object> oVal;
Local<Value> vLength;
if(val.IsEmpty() || val->IsNull() || val->IsUndefined()) {
*jVal = 0;
return OK;
}
if(!val->IsObject())
return ErrorType;
oVal = val->ToObject();
vLength = oVal->Get(sLength);
if(vLength.IsEmpty() || !vLength->IsNumber())
return ErrorType;
jarray ob;
jint len = vLength->Int32Value();
if(isJavaObject(componentType)) {
jclass componentClass;
if(isInterfaceOrDict(componentType)) {
Interface *interface = env->getInterface(getClassId(componentType));
componentClass = interface->getDeclaredClass();
} else {
switch(componentType) {
default:
return ErrorType;
case TYPE_STRING:
componentClass = jni.java.lang.String.class_;
break;
case TYPE_DATE:
componentClass = jni.java.util.Date.class_;
break;
case TYPE_OBJECT:
componentClass = jni.anode.js.JSObject.class_;
break;
}
}
ob = jniEnv->NewObjectArray(len, componentClass, 0);
if(ob) {
int res = OK;
for(int i = 0; i < len; i++) {
jobject item;
res = ToJavaObject(jniEnv, oVal->Get(i), componentType, &item);
if(res != OK) break;
jniEnv->SetObjectArrayElement((jobjectArray)ob, i, item);
jniEnv->DeleteLocalRef(item);
}
}
} else {
switch(componentType) {
default:
return ErrorType;
case TYPE_BYTE:
ob = jniEnv->NewByteArray(len);
if(ob) {
/* FIXME: see if this case can be optimised */
jbyte *buf = jniEnv->GetByteArrayElements((jbyteArray)ob, 0);
for(int i = 0; i < len; i++)
buf[i] = (jbyte)oVal->Get(i)->Uint32Value();
jniEnv->ReleaseByteArrayElements((jbyteArray)ob, buf, 0);
break;
}
case TYPE_INT:
ob = jniEnv->NewIntArray(len);
if(ob) {
jint *buf = jniEnv->GetIntArrayElements((jintArray)ob, 0);
for(int i = 0; i < len; i++)
buf[i] = oVal->Get(i)->Int32Value();
jniEnv->ReleaseIntArrayElements((jintArray)ob, buf, 0);
break;
}
case TYPE_LONG:
ob = jniEnv->NewLongArray(len);
if(ob) {
jlong *buf = jniEnv->GetLongArrayElements((jlongArray)ob, 0);
for(int i = 0; i < len; i++)
buf[i] = oVal->Get(i)->IntegerValue();
jniEnv->ReleaseLongArrayElements((jlongArray)ob, buf, 0);
break;
}
case TYPE_DOUBLE:
ob = jniEnv->NewDoubleArray(len);
if(ob) {
jdouble *buf = jniEnv->GetDoubleArrayElements((jdoubleArray)ob, 0);
if(!buf) return ErrorMem;
for(int i = 0; i < len; i++)
buf[i] = oVal->Get(i)->NumberValue();
jniEnv->ReleaseDoubleArrayElements((jdoubleArray)ob, buf, 0);
break;
}
}
}
if(ob) {
*jVal = ob;
return OK;
}
if(jniEnv->ExceptionCheck())
jniEnv->ExceptionClear();
return ErrorVM;
}
int Conv::ToJavaObject(JNIEnv *jniEnv, Handle<Value> val, int expectedType, jobject *jVal) {
/* empty, null and undefined convert to null for any nullable type */
if((expectedType >= TYPE__OB_START) && (val.IsEmpty() || val->IsNull() || val->IsUndefined())) {
*jVal = 0;
return OK;
}
if(isSequence(expectedType))
return ToJavaSequence(jniEnv, val, getComponentType(expectedType), (jarray *)jVal);
if(isArray(expectedType))
return arrayConv->ToJavaArray(jniEnv, val, getComponentType(expectedType), jVal);
if(isMap(expectedType))
return ToJavaMap(jniEnv, val, getComponentType(expectedType), jVal);
if(isInterface(expectedType))
return ToJavaInterface(jniEnv, val, getClassId(expectedType), jVal);
if(isDict(expectedType))
return ToJavaDict(jniEnv, val, getClassId(expectedType), jVal);
HandleScope scope;
jobject ob;
switch(expectedType) {
default:
return ErrorType;
case TYPE_BOOL: {
bool isVoid = val.IsEmpty() ? false : val->BooleanValue();
ob = jniEnv->CallStaticObjectMethod(jni.anode.js.JSValue_Bool.class_, jni.anode.js.JSValue_Bool.ctor, isVoid);
break;
}
case TYPE_BYTE:
case TYPE_INT: {
jint intValue = val.IsEmpty() ? 0 : val->Int32Value();
ob = jniEnv->CallStaticObjectMethod(jni.anode.js.JSValue_Long.class_, jni.anode.js.JSValue_Long.ctor, (jlong)intValue);
break;
}
case TYPE_LONG: {
jlong longValue = val.IsEmpty() ? 0 : val->IntegerValue();
ob = jniEnv->CallStaticObjectMethod(jni.anode.js.JSValue_Long.class_, jni.anode.js.JSValue_Long.ctor, longValue);
break;
}
case TYPE_DOUBLE: {
jdouble doubleValue = val.IsEmpty() ? 0 : val->NumberValue();
ob = jniEnv->CallStaticObjectMethod(jni.anode.js.JSValue_Double.class_, jni.anode.js.JSValue_Double.ctor, doubleValue);
break;
}
case TYPE_STRING:
return ToJavaString(jniEnv, val, (jstring *)jVal);
case TYPE_DATE:
return ToJavaDate(jniEnv, val, jVal);
case TYPE_OBJECT:
return ToNaturalJavaObject(jniEnv, val, jVal);
case TYPE_OBJECT|TYPE_BOOL: {
bool isVoid = val->BooleanValue();
ob = jniEnv->NewObject(jni.java.lang.Boolean.class_, jni.java.lang.Boolean.ctor, isVoid);
break;
}
case TYPE_OBJECT|TYPE_BYTE: {
jbyte byteValue = val->Int32Value();
ob = jniEnv->NewObject(jni.java.lang.Byte.class_, jni.java.lang.Byte.ctor, byteValue);
break;
}
case TYPE_OBJECT|TYPE_INT: {
jint intValue = val->Int32Value();
ob = jniEnv->NewObject(jni.java.lang.Integer.class_, jni.java.lang.Integer.ctor, intValue);
break;
}
case TYPE_OBJECT|TYPE_LONG: {
jlong longValue = val->IntegerValue();
ob = jniEnv->NewObject(jni.java.lang.Long.class_, jni.java.lang.Long.ctor, longValue);
break;
}
case TYPE_OBJECT|TYPE_DOUBLE: {
jdouble doubleValue = val->NumberValue();
ob = jniEnv->NewObject(jni.java.lang.Double.class_, jni.java.lang.Double.ctor, doubleValue);
break;
}
}
if(ob) {
*jVal = ob;
return OK;
}
if(jniEnv->ExceptionCheck())
jniEnv->ExceptionClear();
return ErrorVM;
}
/*
DESCRIPTION
Processing in binds
PARAMETERS:
Handle value, bind struct, eBaton struct
*/
void Connection::GetInBindParams (Handle<Value> v8val, Bind* bind,
eBaton* executeBaton, BindType type)
{
bind->ind = 0;
if(v8val->IsUndefined() || v8val->IsNull())
{
bind->value = NULL;
bind->ind = -1;
bind->type = dpi::DpiVarChar;
}
else if(v8val->IsString())
{
if( bind->type && bind->type != DATA_STR )
{
executeBaton->error= NJSMessages::getErrorMsg(
errBindValueAndTypeMismatch, 2);
goto exitGetInBindParams;
}
v8::String::Utf8Value str(v8val->ToString());
bind->type = dpi::DpiVarChar;
if(type == BIND_INOUT)
{
bind->len = str.length();
}
else // IN
{
bind->maxSize = bind->len = str.length();
}
DPI_SZ_TYPE size = (bind->maxSize >= bind->len ) ?
bind->maxSize : bind->len;
if(size)
{
bind->value = (char*)malloc(size);
if(str.length())
memcpy(bind->value, *str, str.length());
}
}
else if(v8val->IsInt32())
{
if( bind->type && bind->type != DATA_NUM )
{
executeBaton->error= NJSMessages::getErrorMsg(
errBindValueAndTypeMismatch, 2);
goto exitGetInBindParams;
}
bind->type = dpi::DpiInteger;
bind->maxSize = bind->len = sizeof(int);
bind->value = (int*)malloc(bind->len);
*(int*)(bind->value) = v8val->ToInt32()->Value();
}
else if(v8val->IsUint32())
{
if( bind->type && bind->type != DATA_NUM )
{
executeBaton->error= NJSMessages::getErrorMsg(
errBindValueAndTypeMismatch, 2);
goto exitGetInBindParams;
}
bind->type = dpi::DpiUnsignedInteger;
bind->maxSize = bind->len = sizeof(unsigned int);
bind->value = (unsigned int*)malloc(bind->len);
*(unsigned int*)(bind->value) = v8val->ToUint32()->Value();
}
else if(v8val->IsNumber())
{
if( bind->type && bind->type != DATA_NUM )
{
executeBaton->error= NJSMessages::getErrorMsg(errBindValueAndTypeMismatch, 2);
goto exitGetInBindParams;
}
bind->type = dpi::DpiDouble;
bind->maxSize = bind->len = sizeof(double);
bind->value = (double*)malloc(bind->len);
*(double*)(bind->value) = v8val->NumberValue();
}
else if(v8val->IsDate ())
{
if( bind->type && bind->type != DATA_DATE )
{
executeBaton->error= NJSMessages::getErrorMsg(errBindValueAndTypeMismatch, 2);
goto exitGetInBindParams;
}
/* This has to be allocated after stmt is initialized */
bind->dttmarr = NULL ;
bind->extvalue = (long double *) malloc (sizeof ( long double ) );
bind->value = (long double *)malloc (sizeof ( long double ));
bind->type = dpi::DpiTimestampLTZ;
bind->len = 0;
bind->maxSize = 0;
/* Convert v8::Date value to long double */
Connection::v8Date2OraDate ( v8val, bind);
}
else
{
executeBaton->error= NJSMessages::getErrorMsg(errInvalidBindDataType,2);
goto exitGetInBindParams;
}
executeBaton->binds.push_back(bind);
exitGetInBindParams:
;
}
Handle<Object> MetadataNode::GetImplementationObject(const Handle<Object>& object)
{
DEBUG_WRITE("GetImplementationObject called on object:%d", object->GetIdentityHash());
auto target = object;
Handle<Value> currentPrototype = target;
Handle<Object> implementationObject;
implementationObject = object->GetHiddenValue(ConvertToV8String("t::implObj")).As<Object>();
if (!implementationObject.IsEmpty())
{
return implementationObject;
}
if (object->HasOwnProperty(V8StringConstants::GetIsPrototypeImplementationObject()))
{
auto v8Prototype = V8StringConstants::GetPrototype();
if (!object->HasOwnProperty(v8Prototype))
{
return Handle<Object>();
}
DEBUG_WRITE("GetImplementationObject returning the prototype of the object :%d", object->GetIdentityHash());
return object->Get(v8Prototype).As<Object>();
}
auto obj = V8GetHiddenValue(object, "t::ActivityImplementationObject").As<Object>();
if (!obj.IsEmpty())
{
DEBUG_WRITE("GetImplementationObject returning ActivityImplementationObject property on object: %d", object->GetIdentityHash());
return obj;
}
Handle<Value> lastPrototype;
bool prototypeCycleDetected = false;
while (implementationObject.IsEmpty())
{
//
currentPrototype = currentPrototype.As<Object>()->GetPrototype();
if (currentPrototype->IsNull())
break;
//DEBUG_WRITE("GetImplementationObject currentPrototypeObject:%d", (currentPrototype.IsEmpty() || currentPrototype.As<Object>().IsEmpty()) ? -1 : currentPrototype.As<Object>()->GetIdentityHash());
//DEBUG_WRITE("GetImplementationObject lastPrototypeObject:%d", (lastPrototype.IsEmpty() || lastPrototype.As<Object>().IsEmpty()) ? -1 : lastPrototype.As<Object>()->GetIdentityHash());
if (currentPrototype == lastPrototype)
{
auto abovePrototype = currentPrototype.As<Object>()->GetPrototype();
prototypeCycleDetected = abovePrototype == currentPrototype;
}
if (currentPrototype.IsEmpty() || prototypeCycleDetected)
{
//Handle<Value> abovePrototype = currentPrototype.As<Object>()->GetPrototype();
//DEBUG_WRITE("GetImplementationObject not found since cycle parents reached abovePrototype:%d", (abovePrototype.IsEmpty() || abovePrototype.As<Object>().IsEmpty()) ? -1 : abovePrototype.As<Object>()->GetIdentityHash());
return Handle<Object>();
}
else
{
auto value = currentPrototype.As<Object>()->GetHiddenValue(V8StringConstants::GetClassImplementationObject());
if (!value.IsEmpty())
{
implementationObject = currentPrototype.As<Object>();
}
}
lastPrototype = currentPrototype;
}
return implementationObject;
}
