Method Read

src/persistence/leveldbwrapper.h:178–196

    template<typename V>
    bool Read(std::string key, V &value) {
    	leveldb::Slice slKey(key);

        string strValue;
        leveldb::Status status = pdb->Get(readoptions, slKey, &strValue);
        if (!status.ok()) {
            if (status.IsNotFound())
                return false;
            LogPrint(BCLog::INFO,"LevelDB read failure: %s\n", status.ToString().c_str());
            ThrowError(status);
        }
        try {
            CDataStream ssValue(strValue.data(), strValue.data() + strValue.size(), SER_DISK, CLIENT_VERSION);
            ssValue >> value;
        } catch(std::exception &e) {
            return false;
        }
        return true;
    }

    template<typename V>
    bool Write(const std::string &key, const V &value, bool fSync = false) {