MojErr MojDbLevelIndex::del(const MojDbKey& key, MojDbStorageTxn* txn)
{
LOG_TRACE("Entering function %s", __FUNCTION__);
MojAssert(txn);
MojAssert(isOpen());
MojDbLevelItem keyItem;
keyItem.fromBytesNoCopy(key.data(), key.size());
bool found = false;
MojErr err = m_db->del(keyItem, found, txn);
#ifdef MOJ_DEBUG
char s[1024];
size_t size1 = keyItem.size();
MojErr err2 = MojByteArrayToHex(keyItem.data(), size1, s);
MojErrCheck(err2);
if (size1 > 16) // if the object-id is in key
strncat(s, (char *)(keyItem.data()) + (size1 - 17), 16);
LOG_DEBUG("[db_ldb] ldbindexdel: %s; keylen: %zu, key: %s ; err = %d\n", m_db->m_name.data(), size1, s, err);
if (!found)
LOG_WARNING(MSGID_LEVEL_DB_WARNING, 1,
PMLOGKS("index", s),
"ldbindexdel_warn: not found: %s \n", s);
#endif
MojErrCheck(err);
if (!found) {
//MojErrThrow(MojErrDbInconsistentIndex); // fix this to work around to deal with out of sync indexes
MojErrThrow(MojErrInternalIndexOnDel);
}
return MojErrNone;
}
MojErr MojDbLevelIndex::insert(const MojDbKey& key, MojDbStorageTxn* txn)
{
LOG_TRACE("Entering function %s", __FUNCTION__);
MojAssert(txn);
MojDbLevelItem keyItem;
keyItem.fromBytesNoCopy(key.data(), key.size());
MojDbLevelItem valItem; // empty item? not clear why do we need to insert it
MojErr err = m_db->put(keyItem, valItem, txn, true);
#ifdef MOJ_DEBUG
char s[1024];
size_t size1 = keyItem.size();
size_t size2 = valItem.size();
MojErr err2 = MojByteArrayToHex(keyItem.data(), size1, s);
MojErrCheck(err2);
if (size1 > 16) // if the object-id is in key
strncat(s, (char *)(keyItem.data()) + (size1 - 17), 16);
LOG_DEBUG("[db_ldb] ldbindexinsert: %s; keylen: %zu, key: %s ; vallen = %zu; err = %d\n",
m_db->m_name.data(), size1, s, size2, err);
#endif
MojErrCheck(err);
return MojErrNone;
}
