bool increment(llong* id, valvec<byte>* key) override {
auto owner = static_cast<const MockWritableIndex*>(m_index.get());
if (nark_likely(owner->m_kv.begin() != m_iter)) {
--m_iter;
*id = m_iter->second;
copyKey(m_iter->first, key);
return true;
}
return false;
}
bool increment(llong* id, valvec<byte>* key) override {
auto owner = static_cast<const MockWritableIndex*>(m_index.get());
SpinRwLock lock(owner->m_rwMutex, false);
if (terark_likely(owner->m_kv.end() != m_iter)) {
*id = m_iter->second;
copyKey(m_iter->first, key);
++m_iter;
return true;
}
return false;
}
int seekLowerBound(fstring key, llong* id, valvec<byte>* retKey) override {
auto owner = static_cast<const MockWritableIndex*>(m_index.get());
auto kv = std::make_pair(makeKey<Key>(key), 0LL);
auto iter = owner->m_kv.lower_bound(kv);
m_iter = iter;
if (owner->m_kv.end() != iter) {
++m_iter;
*id = iter->second;
copyKey(iter->first, retKey);
if (iter->first == kv.first)
return 0;
else
return 1;
}
return -1;
}
int seekLowerBound(fstring key, llong* id, valvec<byte>* retKey) override {
auto owner = static_cast<const MockWritableIndex*>(m_index.get());
auto kv = std::make_pair(makeKey<Key>(key), 0LL);
SpinRwLock lock(owner->m_rwMutex, false);
auto iter = owner->m_kv.upper_bound(kv);
if (owner->m_kv.begin() != iter) {
m_iter = --iter;
*id = iter->second;
copyKey(iter->first, retKey);
if (iter->first == kv.first)
return 0;
else
return 1;
}
else {
m_iter = iter;
return -1;
}
}
void reset() {
auto owner = static_cast<const MockWritableIndex*>(m_index.get());
m_iter = owner->m_kv.end();
}
MyIndexIterBackward(const MockWritableIndex* owner) {
m_isUniqueInSchema = owner->isUnique();
m_index.reset(const_cast<MockWritableIndex*>(owner));
m_iter = owner->m_kv.end();
}
void reset() override {
auto owner = static_cast<const MockWritableIndex*>(m_index.get());
m_iter = owner->m_kv.begin();
}
MyIndexIterForward(const MockWritableIndex* owner) {
m_index.reset(const_cast<MockWritableIndex*>(owner));
m_iter = owner->m_kv.begin();
}
