bool UnitRepoProxy::GetUnitStmt
::get(UnitEmitter& ue, const MD5& md5) {
try {
RepoTxn txn(m_repo);
if (!prepared()) {
std::stringstream ssSelect;
ssSelect << "SELECT unitSn,preload,bc,data FROM "
<< m_repo.table(m_repoId, "Unit")
<< " WHERE md5 == @md5;";
txn.prepare(*this, ssSelect.str());
}
RepoTxnQuery query(txn, *this);
query.bindMd5("@md5", md5);
query.step();
if (!query.row()) {
return true;
}
int64_t unitSn; /**/ query.getInt64(0, unitSn);
int preloadPriority; /**/ query.getInt(1, preloadPriority);
const void* bc; size_t bclen; /**/ query.getBlob(2, bc, bclen);
BlobDecoder dataBlob = /**/ query.getBlob(3);
ue.m_repoId = m_repoId;
ue.m_sn = unitSn;
ue.m_preloadPriority = preloadPriority;
ue.setBc(static_cast<const unsigned char*>(bc), bclen);
ue.serdeMetaData(dataBlob);
txn.commit();
} catch (RepoExc& re) {
return true;
}
return false;
}
bool UnitRepoProxy::GetUnitStmt
::get(UnitEmitter& ue, const MD5& md5) {
try {
RepoTxn txn(m_repo);
if (!prepared()) {
std::stringstream ssSelect;
ssSelect << "SELECT unitSn,bc,bc_meta,mainReturn,mergeable,lines FROM "
<< m_repo.table(m_repoId, "Unit")
<< " WHERE md5 == @md5;";
txn.prepare(*this, ssSelect.str());
}
RepoTxnQuery query(txn, *this);
query.bindMd5("@md5", md5);
query.step();
if (!query.row()) {
return true;
}
int64 unitSn; /**/ query.getInt64(0, unitSn);
const void* bc; size_t bclen; /**/ query.getBlob(1, bc, bclen);
const void* bc_meta; size_t bc_meta_len; /**/ query.getBlob(2, bc_meta,
bc_meta_len);
TypedValue value; /**/ query.getTypedValue(3, value);
bool mergeable; /**/ query.getBool(4, mergeable);
BlobDecoder linesBlob = /**/ query.getBlob(5);
ue.setRepoId(m_repoId);
ue.setSn(unitSn);
ue.setBc((const uchar*)bc, bclen);
ue.setBcMeta((const uchar*)bc_meta, bc_meta_len);
value._count = mergeable;
ue.setMainReturn(&value);
LineTable lines;
linesBlob(lines);
ue.setLines(lines);
txn.commit();
} catch (RepoExc& re) {
return true;
}
return false;
}
