ServiceRef::~ServiceRef() {
// First, dispose the serice ref. This cancels all asynchronous operations.
if (ref_) {
DNSServiceRefDeallocate(ref_);
}
// Then release the js objects.
if ( ! callback_.IsEmpty()) {
NanDisposePersistent(callback_);
}
if ( ! context_.IsEmpty()) {
NanDisposePersistent(context_);
}
}
void PersistentDisposeContext::CallDisposeOnV8Thread() {
DBG("PersistentDisposeContext::CallDisposeOnV8Thread");
Persistent<Value>* handle = (Persistent<Value>*)ptr.ToPointer();
NanDisposePersistent(*handle);
delete handle;
}
~GetDataOperation() {
EOS_DEBUG_METHOD();
if (!bufferHandle_.IsEmpty()) {
EOS_DEBUG(L"Warning! Buffer handle not released by GetDataOperation. (Memory held onto for longer than needed.)\n");
NanDisposePersistent(bufferHandle_);
}
}
void
ServiceRef::SetCallback(v8::Handle<v8::Function> callback) {
if ( ! callback_.IsEmpty()) {
NanDisposePersistent(callback_);
}
NanAssignPersistent(callback_, callback);
}
void
ServiceRef::SetContext(v8::Handle<v8::Value> context) {
if ( ! context_.IsEmpty()) {
NanDisposePersistent(context_);
}
NanAssignPersistent(context_, context);
}
void EIO_AfterClose(uv_work_t* req) {
NanScope();
CloseBaton* data = static_cast<CloseBaton*>(req->data);
v8::Handle<v8::Value> argv[1];
if(data->errorString[0]) {
argv[0] = v8::Exception::Error(NanNew<v8::String>(data->errorString));
} else {
argv[0] = NanUndefined();
// We don't have an error, so clean up the write queue for that fd
_WriteQueue *q = qForFD(data->fd);
if (q) {
q->lock();
QueuedWrite &write_queue = q->get();
while (!write_queue.empty()) {
QueuedWrite *del_q = write_queue.next;
NanDisposePersistent(del_q->baton->buffer);
del_q->remove();
}
q->unlock();
deleteQForFD(data->fd);
}
}
data->callback->Call(1, argv);
delete data->callback;
delete data;
delete req;
}
void Grid::EIO_AfterEncode(uv_work_t* req)
{
NanScope();
encode_grid_baton_t *closure = static_cast<encode_grid_baton_t *>(req->data);
if (closure->error)
{
// There is no known ways to throw errors in the processing prior
// so simply removing the following from coverage
/* LCOV_EXCL_START */
Local<Value> argv[1] = { NanError(closure->error_name.c_str()) };
NanMakeCallback(NanGetCurrentContext()->Global(), NanNew(closure->cb), 1, argv);
/* LCOV_EXCL_END */
}
else
{
// convert key order to proper javascript array
Local<Array> keys_a = NanNew<Array>(closure->key_order.size());
std::vector<std::string>::iterator it;
unsigned int i;
for (it = closure->key_order.begin(), i = 0; it < closure->key_order.end(); ++it, ++i)
{
keys_a->Set(i, NanNew((*it).c_str()));
}
mapnik::grid const& grid_type = *closure->g->get();
// gather feature data
Local<Object> feature_data = NanNew<Object>();
if (closure->add_features) {
node_mapnik::write_features<mapnik::grid>(grid_type,
feature_data,
closure->key_order);
}
// Create the return hash.
Local<Object> json = NanNew<Object>();
Local<Array> grid_array = NanNew<Array>(closure->lines.size());
unsigned array_size = std::ceil(grid_type.width()/static_cast<float>(closure->resolution));
for (unsigned j=0;j<closure->lines.size();++j)
{
node_mapnik::grid_line_type const & line = closure->lines[j];
grid_array->Set(j, NanNew<String>(line.get(),array_size));
}
json->Set(NanNew("grid"), grid_array);
json->Set(NanNew("keys"), keys_a);
json->Set(NanNew("data"), feature_data);
Local<Value> argv[2] = { NanNull(), NanNew(json) };
NanMakeCallback(NanGetCurrentContext()->Global(), NanNew(closure->cb), 2, argv);
}
closure->g->Unref();
NanDisposePersistent(closure->cb);
delete closure;
}
// Any new return statements added here should call MakeWeak() on bufferHandle_,
// if it is not empty.
void CallbackOverride(SQLRETURN ret) {
EOS_DEBUG_METHOD();
if (!SQL_SUCCEEDED(ret) && ret != SQL_NO_DATA) {
if (!bufferHandle_.IsEmpty())
NanDisposePersistent(bufferHandle_);
return CallbackErrorOverride(ret);
}
EOS_DEBUG(L"Final Result: %hi\n", ret);
Handle<Value> argv[4];
argv[0] = NanUndefined();
if (totalLength_ != SQL_NO_TOTAL)
argv[2] = NanNew<Number>(totalLength_);
else
argv[2] = NanUndefined();
argv[3] = NanNew<Boolean>(totalLength_ > bufferLength_ || (totalLength_ == SQL_NO_TOTAL && ret == SQL_SUCCESS_WITH_INFO));
if (ret == SQL_NO_DATA)
argv[1] = NanUndefined();
else if (totalLength_ == SQL_NULL_DATA)
argv[1] = NanNull();
else if (raw_) {
assert(!bufferHandle_.IsEmpty());
argv[1] = NanNew(bufferHandle_);
} else if (cType_ == SQL_C_BINARY) {
if (totalLength_ >= bufferLength_)
argv[1] = NanNew(bufferHandle_);
else
argv[1] = JSBuffer::Slice(NanNew(bufferHandle_), 0, totalLength_);
} else {
argv[1] = Eos::ConvertToJS(buffer_, totalLength_, bufferLength_, cType_);
if (argv[1]->IsUndefined())
argv[0] = OdbcError("Unable to interpret contents of result buffer");
}
// Can we Dispose() things that JS-land is referencing? We'll soon find out!
if (!bufferHandle_.IsEmpty())
NanDisposePersistent(bufferHandle_);
MakeCallback(argv);
}
void ClrFuncInvokeContext::DisposeCallback()
{
if (this->callback)
{
DBG("ClrFuncInvokeContext::DisposeCallback");
NanDisposePersistent(*(this->callback));
delete this->callback;
this->callback = NULL;
}
}
void EIO_AfterWrite(uv_work_t* req) {
NanScope();
QueuedWrite* queuedWrite = static_cast<QueuedWrite*>(req->data);
WriteBaton* data = static_cast<WriteBaton*>(queuedWrite->baton);
v8::Handle<v8::Value> argv[2];
if(data->errorString[0]) {
argv[0] = v8::Exception::Error(NanNew<v8::String>(data->errorString));
argv[1] = NanUndefined();
} else {
argv[0] = NanUndefined();
argv[1] = NanNew<v8::Int32>(data->result);
}
data->callback->Call(2, argv);
if (data->offset < data->bufferLength && !data->errorString[0]) {
// We're not done with this baton, so throw it right back onto the queue.
// Don't re-push the write in the event loop if there was an error; because same error could occur again!
// TODO: Add a uv_poll here for unix...
//fprintf(stderr, "Write again...\n");
uv_queue_work(uv_default_loop(), req, EIO_Write, (uv_after_work_cb)EIO_AfterWrite);
return;
}
int fd = data->fd;
_WriteQueue *q = qForFD(fd);
if(!q) {
NanThrowTypeError("There's no write queue for that file descriptor (after write)!");
return;
}
q->lock();
QueuedWrite &write_queue = q->get();
// remove this one from the list
queuedWrite->remove();
// If there are any left, start a new thread to write the next one.
if (!write_queue.empty()) {
// Always pull the next work item from the head of the queue
QueuedWrite* nextQueuedWrite = write_queue.next;
uv_queue_work(uv_default_loop(), &nextQueuedWrite->req, EIO_Write, (uv_after_work_cb)EIO_AfterWrite);
}
q->unlock();
NanDisposePersistent(data->buffer);
delete data->callback;
delete data;
delete queuedWrite;
}
/*
DESCRIPTION
Destructor for the Oracledb class.
*/
Oracledb::~Oracledb()
{
if ( fetchAsStringTypes_ )
{
free ( fetchAsStringTypes_ );
fetchAsStringTypes_ = NULL ;
fetchAsStringTypesCount_ = 0;
}
if (this->dpienv_)
{
dpienv_->terminate();
}
NanDisposePersistent(jsOracledb);
}
void NodeFileSource::notify(mbgl::Request *req, const std::shared_ptr<const mbgl::Response>& response) {
// First, remove the request, since it might be destructed at any point now.
auto it = pending.find(req);
if (it != pending.end()) {
#if (NODE_MODULE_VERSION <= NODE_0_10_MODULE_VERSION)
NanDisposePersistent(it->second);
#endif
pending.erase(it);
// Make sure the the loop can exit when there are no pending requests.
if (pending.empty()) {
queue->unref();
}
}
req->notify(response);
}
void Grid::EIO_AfterClear(uv_work_t* req)
{
NanScope();
clear_grid_baton_t *closure = static_cast<clear_grid_baton_t *>(req->data);
if (closure->error)
{
Local<Value> argv[1] = { NanError(closure->error_name.c_str()) };
NanMakeCallback(NanGetCurrentContext()->Global(), NanNew(closure->cb), 1, argv);
}
else
{
Local<Value> argv[2] = { NanNull() };
NanMakeCallback(NanGetCurrentContext()->Global(), NanNew(closure->cb), 1, argv);
}
closure->g->Unref();
NanDisposePersistent(closure->cb);
delete closure;
}
void EIO_AfterWrite(uv_work_t* req) {
NanScope();
QueuedWrite* queuedWrite = static_cast<QueuedWrite*>(req->data);
WriteBaton* data = static_cast<WriteBaton*>(queuedWrite->baton);
v8::Handle<v8::Value> argv[2];
if(data->errorString[0]) {
argv[0] = v8::Exception::Error(NanNew<v8::String>(data->errorString));
argv[1] = NanUndefined();
} else {
argv[0] = NanUndefined();
argv[1] = NanNew<v8::Int32>(data->result);
}
data->callback->Call(2, argv);
if (data->offset < data->bufferLength && !data->errorString[0]) {
// We're not done with this baton, so throw it right back onto the queue.
// Don't re-push the write in the event loop if there was an error; because same error could occur again!
// TODO: Add a uv_poll here for unix...
uv_queue_work(uv_default_loop(), req, EIO_Write, (uv_after_work_cb)EIO_AfterWrite);
return;
}
uv_mutex_lock(&write_queue_mutex);
QUEUE_REMOVE(&queuedWrite->queue);
if (!QUEUE_EMPTY(&write_queue)) {
// Always pull the next work item from the head of the queue
QUEUE* head = QUEUE_HEAD(&write_queue);
QueuedWrite* nextQueuedWrite = QUEUE_DATA(head, QueuedWrite, queue);
uv_queue_work(uv_default_loop(), &nextQueuedWrite->req, EIO_Write, (uv_after_work_cb)EIO_AfterWrite);
}
uv_mutex_unlock(&write_queue_mutex);
NanDisposePersistent(data->buffer);
delete data->callback;
delete data;
delete queuedWrite;
}
void NodeFileSource::processCancel(mbgl::Request *req) {
NanScope();
auto it = pending.find(req);
if (it == pending.end()) {
// The response callback was already fired. There is no point in calling the cancelation
// callback because the request is already completed.
} else {
#if (NODE_MODULE_VERSION > NODE_0_10_MODULE_VERSION)
auto requestHandle = v8::Local<v8::Object>::New(v8::Isolate::GetCurrent(), it->second);
#else
auto requestHandle = NanNew<v8::Object>(it->second);
#endif
// Dispose and remove the persistent handle
#if (NODE_MODULE_VERSION <= NODE_0_10_MODULE_VERSION)
NanDisposePersistent(it->second);
#endif
pending.erase(it);
// Make sure the the loop can exit when there are no pending requests.
if (pending.empty()) {
queue->unref();
}
auto handle = NanObjectWrapHandle(this);
if (handle->Has(NanNew("cancel"))) {
v8::Local<v8::Value> argv[] = { requestHandle };
NanMakeCallback(handle, NanNew("cancel"), 1, argv);
}
// Set the request handle in the request wrapper handle to null
ObjectWrap::Unwrap<NodeRequest>(requestHandle)->cancel();
}
// Finally, destruct the request object
req->destruct();
}
CoreClrFuncInvokeContext::~CoreClrFuncInvokeContext()
{
DBG("CoreClrFuncInvokeContext::~CoreClrFuncInvokeContext");
if (this->callback)
{
NanDisposePersistent(*(this->callback));
delete this->callback;
this->callback = NULL;
}
if (this->task)
{
CoreClrEmbedding::FreeHandle(this->task);
this->task = NULL;
}
if (this->resultData)
{
CoreClrEmbedding::FreeMarshalData(this->resultData, this->resultType);
this->resultData = NULL;
}
}
void Grid::EIO_AfterClear(uv_work_t* req)
{
NanScope();
clear_grid_baton_t *closure = static_cast<clear_grid_baton_t *>(req->data);
if (closure->error)
{
// There seems to be no possible way for the exception to be thrown in the previous
// process and therefore not possible to have an error here so removing it from code
// coverage
/* LCOV_EXCL_START */
Local<Value> argv[1] = { NanError(closure->error_name.c_str()) };
NanMakeCallback(NanGetCurrentContext()->Global(), NanNew(closure->cb), 1, argv);
/* LCOV_EXCL_END */
}
else
{
Local<Value> argv[2] = { NanNull(), NanObjectWrapHandle(closure->g) };
NanMakeCallback(NanGetCurrentContext()->Global(), NanNew(closure->cb), 2, argv);
}
closure->g->Unref();
NanDisposePersistent(closure->cb);
delete closure;
}
NodejsFunc::~NodejsFunc()
{
DBG("NodejsFunc::~NodejsFunc");
NanDisposePersistent(*(this->Func));
delete this->Func;
}
virtual ~BufferImageSource()
{
NanDisposePersistent(mImageBuffer);
}
void NodeFileSource::processCancel(const mbgl::Resource& resource) {
NanScope();
auto it = pending.find(resource);
if (it == pending.end()) {
// The response callback was already fired. There is no point in calling the cancelation
// callback because the request is already completed.
} else {
#if (NODE_MODULE_VERSION > NODE_0_10_MODULE_VERSION)
auto requestHandle = v8::Local<v8::Object>::New(v8::Isolate::GetCurrent(), it->second);
it->second.Reset();
#else
auto requestHandle = NanNew<v8::Object>(it->second);
NanDisposePersistent(it->second);
#endif
pending.erase(it);
// Make sure the the loop can exit when there are no pending requests.
if (pending.empty()) {
queue->unref();
}
#if (NODE_MODULE_VERSION > NODE_0_10_MODULE_VERSION)
auto optionsObject = v8::Local<v8::Object>::New(v8::Isolate::GetCurrent(), options);
if (optionsObject->Has(NanNew("cancel"))) {
auto cancelFunction = optionsObject->Get(NanNew("cancel")).As<v8::Function>();
#else
if (options->Has(NanNew("cancel"))) {
auto cancelFunction = options->Get(NanNew("cancel")).As<v8::Function>();
#endif
v8::Local<v8::Value> argv[] = { requestHandle };
NanMakeCallback(NanGetCurrentContext()->Global(), cancelFunction, 1, argv);
}
// Set the request handle in the request wrapper handle to null
node::ObjectWrap::Unwrap<NodeRequest>(requestHandle)->cancel();
}
}
void NodeFileSource::notify(const mbgl::Resource& resource, const std::shared_ptr<const mbgl::Response>& response) {
// First, remove the request, since it might be destructed at any point now.
auto it = pending.find(resource);
if (it != pending.end()) {
#if (NODE_MODULE_VERSION > NODE_0_10_MODULE_VERSION)
it->second.Reset();
#else
NanDisposePersistent(it->second);
#endif
pending.erase(it);
// Make sure the the loop can exit when there are no pending requests.
if (pending.empty()) {
queue->unref();
}
}
std::lock_guard<std::mutex> lock(observersMutex);
auto observersIt = observers.find(resource);
if (observersIt == observers.end()) {
return;
}
observersIt->second->notify(response);
observers.erase(observersIt);
}
ConnectBaton::~ConnectBaton() {
NanDisposePersistent(callback);
if(error) {
delete error;
}
}