本文整理汇总了C++中leveldb::Status::IsNotFound方法的典型用法代码示例。如果您正苦于以下问题：C++ Status::IsNotFound方法的具体用法？C++ Status::IsNotFound怎么用？C++ Status::IsNotFound使用的例子？那么恭喜您, 这里精选的方法代码示例或许可以为您提供帮助。您也可以进一步了解该方法所在类leveldb::Status的用法示例。
在下文中一共展示了Status::IsNotFound方法的5个代码示例，这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞，您的评价将有助于系统推荐出更棒的C++代码示例。
示例1: HandleError
void HandleError(const leveldb::Status &status) throw(leveldb_error) {
if (status.ok())
return;
if (status.IsCorruption())
throw leveldb_error("Database corrupted");
if (status.IsIOError())
throw leveldb_error("Database I/O error");
if (status.IsNotFound())
throw leveldb_error("Database entry missing");
throw leveldb_error("Unknown database error");
}示例2: HandleError
void HandleError(const leveldb::Status &status) noexcept(false) {
if (status.ok())
return;
LogPrintf("%s\n", status.ToString());
if (status.IsCorruption())
throw leveldb_error("Database corrupted");
if (status.IsIOError())
throw leveldb_error("Database I/O error");
if (status.IsNotFound())
throw leveldb_error("Database entry missing");
throw leveldb_error("Unknown database error");
}示例3: get
bool LevelDBDatabase::get(const LevelDBSlice& key, Vector<char>& value)
{
std::string result;
leveldb::ReadOptions readOptions;
readOptions.verify_checksums = true; // FIXME: Disable this if the performance impact is too great.
const leveldb::Status s = m_db->Get(readOptions, makeSlice(key), &result);
if (s.ok()) {
value = makeVector(result);
return true;
}
if (s.IsNotFound())
return false;
LOG_ERROR("LevelDB get failed: %s", s.ToString().c_str());
return false;
}示例4: make_status_tuple
extern ERL_NIF_TERM make_status_tuple(ErlNifEnv* env, leveldb::Status status){
const char* type;
if(status.IsNotFound()){
type = "not_found";
}
else if(status.IsCorruption()){
type = "corruption";
}
else if(status.IsIOError()){
type = "io_error";
}
else{
type = "unspecified";
}
const char* stString = status.ToString().c_str();
return enif_make_tuple2(env, enif_make_atom(env, "error"),
enif_make_atom(env, type));
}示例5: checkDbError
void LevelDB::checkDbError(leveldb::Status aStatus) throw(DbException) {
if (aStatus.ok())
return;
if (aStatus.IsNotFound())
return;
string ret = Text::toUtf8(aStatus.ToString());
#ifdef _WIN32
if (aStatus.IsCorruption() || aStatus.IsIOError()) {
if (ret.back() != '.')
ret += ".";
ret += " " + STRING_F(DB_ERROR_HINT, STRING(HASHING));
}
#endif
throw DbException(ret);
}