void StringCache::setWeakCallback(const v8::WeakCallbackData<v8::String, StringImpl>& data)
{
StringCache* stringCache = V8PerIsolateData::from(data.GetIsolate())->stringCache();
stringCache->m_lastStringImpl = 0;
stringCache->m_lastV8String.clear();
ASSERT(stringCache->m_stringCache.contains(data.GetParameter()));
stringCache->m_stringCache.get(data.GetParameter()).dispose();
stringCache->m_stringCache.remove(data.GetParameter());
data.GetParameter()->deref();
}
static void WeakCollectionCallback (const v8::WeakCallbackData<v8::External, v8::Persistent<v8::External>>& data) {
auto isolate = data.GetIsolate();
auto persistent = data.GetParameter();
auto myCollection = v8::Local<v8::External>::New(isolate, *persistent);
auto collection = static_cast<TRI_vocbase_col_t*>(myCollection->Value());
TRI_GET_GLOBALS();
v8g->_hasDeadObjects = true;
// decrease the reference-counter for the database
TRI_ReleaseVocBase(collection->_vocbase);
// find the persistent handle
#if TRI_ENABLE_MAINTAINER_MODE
map<void*, v8::Persistent<v8::External>>::iterator it = v8g->JSCollections.find(collection);
TRI_ASSERT(it != v8g->JSCollections.end())
#endif
if (! collection->_isLocal) {
FreeCoordinatorCollection(collection);
}
// dispose and clear the persistent handle
v8g->JSCollections[collection].Reset();
v8g->JSCollections.erase(collection);
}