// -------------------------------------------------------------------------- void Property::load(const FileGroupPtr &db, const BitArray &objMask) { // Open the chunk specified by "P$" + mChunkName FilePtr fprop; string pchn = "P$" + mChunkName; try { fprop = db->getFile(pchn); const DarkDBChunkHeader &hdr = db->getFileHeader(pchn); // compare the versions, log differences if (hdr.version_high != mVerMaj || hdr.version_low != mVerMin) { LOG_ERROR("Property %s version mismatch : %d.%d expected, %d.%d " "encountered", pchn.c_str(), mVerMaj, mVerMin, hdr.version_high, hdr.version_low); } } catch (const BasicException &) { LOG_ERROR("Property::load : Could not find the property chunk %s", pchn.c_str()); return; } // Can't calculate the count of the properties, as they can have any size // load. Each record has: OID, size (32 bit uint's) int id = 0xDEADBABE; while (!fprop->eof()) { // load the id fprop->readElem(&id, sizeof(uint32_t)); // if the object is not in the mask, skip the property if (!objMask[id]) { LOG_DEBUG("Property::load: skipping object %d, not in bitmap", id); // prop has length and data - so skip according to that uint32_t size; fprop->read(&size, sizeof(uint32_t)); fprop->seek(size, File::FSEEK_CUR); continue; } // Use property storage to load the property if (mPropertyStorage->readFromFile(fprop, id, true)) { _addProperty(id); } else { LOG_ERROR("There was an error loading property %s for object %d. " "Property was not loaded", mName.c_str(), id); } } }
//------------------------------------------------------ std::string DatabaseService::loadFileNameFromTag(const Opde::FileGroupPtr &db, const char *tagname) { FilePtr fdm = db->getFile(tagname); size_t gft_size = fdm->size(); std::string res; char *data = NULL; data = new char[gft_size + 1]; data[0] = 0x0; data[gft_size] = 0x0; fdm->read(data, fdm->size()); // TODO: Catch exception res = std::string(data); delete[] data; return res; }