void IDBObjectStore::deleteIndex(const String& name, ExceptionCode& ec)
{
LOG(StorageAPI, "IDBObjectStore::deleteIndex");
if (!m_transaction->isVersionChange() || m_deleted) {
ec = IDBDatabaseException::InvalidStateError;
return;
}
if (!m_transaction->isActive()) {
ec = IDBDatabaseException::TransactionInactiveError;
return;
}
int64_t indexId = findIndexId(name);
if (indexId == IDBIndexMetadata::InvalidId) {
ec = IDBDatabaseException::NotFoundError;
return;
}
backendDB()->deleteIndex(m_transaction->id(), id(), indexId);
m_metadata.indexes.remove(indexId);
IDBIndexMap::iterator it = m_indexMap.find(name);
if (it != m_indexMap.end()) {
it->value->markDeleted();
m_indexMap.remove(name);
}
}
void IDBObjectStore::deleteIndex(const String& name, ExceptionState& exceptionState)
{
IDB_TRACE("IDBObjectStore::deleteIndex");
if (!m_transaction->isVersionChange()) {
exceptionState.throwDOMException(InvalidStateError, IDBDatabase::notVersionChangeTransactionErrorMessage);
return;
}
if (isDeleted()) {
exceptionState.throwDOMException(InvalidStateError, IDBDatabase::objectStoreDeletedErrorMessage);
return;
}
if (m_transaction->isFinished() || m_transaction->isFinishing()) {
exceptionState.throwDOMException(TransactionInactiveError, IDBDatabase::transactionFinishedErrorMessage);
return;
}
if (!m_transaction->isActive()) {
exceptionState.throwDOMException(TransactionInactiveError, IDBDatabase::transactionInactiveErrorMessage);
return;
}
int64_t indexId = findIndexId(name);
if (indexId == IDBIndexMetadata::InvalidId) {
exceptionState.throwDOMException(NotFoundError, IDBDatabase::noSuchIndexErrorMessage);
return;
}
if (!backendDB()) {
exceptionState.throwDOMException(InvalidStateError, IDBDatabase::databaseClosedErrorMessage);
return;
}
backendDB()->deleteIndex(m_transaction->id(), id(), indexId);
m_metadata.indexes.remove(indexId);
m_transaction->db()->indexDeleted(id(), indexId);
IDBIndexMap::iterator it = m_indexMap.find(name);
if (it != m_indexMap.end()) {
it->value->markDeleted();
m_indexMap.remove(name);
}
}
IDBIndex* IDBObjectStore::index(const String& name, ExceptionState& exceptionState)
{
IDB_TRACE("IDBObjectStore::index");
if (isDeleted()) {
exceptionState.throwDOMException(InvalidStateError, IDBDatabase::objectStoreDeletedErrorMessage);
return nullptr;
}
if (m_transaction->isFinished() || m_transaction->isFinishing()) {
exceptionState.throwDOMException(InvalidStateError, IDBDatabase::transactionFinishedErrorMessage);
return nullptr;
}
IDBIndexMap::iterator it = m_indexMap.find(name);
if (it != m_indexMap.end())
return it->value;
int64_t indexId = findIndexId(name);
if (indexId == IDBIndexMetadata::InvalidId) {
exceptionState.throwDOMException(NotFoundError, IDBDatabase::noSuchIndexErrorMessage);
return nullptr;
}
const IDBIndexMetadata* indexMetadata(nullptr);
for (const auto& it : m_metadata.indexes) {
if (it.value.name == name) {
indexMetadata = &it.value;
break;
}
}
ASSERT(indexMetadata);
ASSERT(indexMetadata->id != IDBIndexMetadata::InvalidId);
IDBIndex* index = IDBIndex::create(*indexMetadata, this, m_transaction.get());
m_indexMap.set(name, index);
return index;
}
PassRefPtr<IDBIndex> IDBObjectStore::index(const String& name, ExceptionCode& ec)
{
LOG(StorageAPI, "IDBObjectStore::index");
if (m_deleted) {
ec = IDBDatabaseException::InvalidStateError;
return 0;
}
if (m_transaction->isFinished()) {
ec = IDBDatabaseException::InvalidStateError;
return 0;
}
IDBIndexMap::iterator it = m_indexMap.find(name);
if (it != m_indexMap.end())
return it->value;
int64_t indexId = findIndexId(name);
if (indexId == IDBIndexMetadata::InvalidId) {
ec = IDBDatabaseException::NotFoundError;
return 0;
}
const IDBIndexMetadata* indexMetadata(0);
for (IDBObjectStoreMetadata::IndexMap::const_iterator it = m_metadata.indexes.begin(); it != m_metadata.indexes.end(); ++it) {
if (it->value.name == name) {
indexMetadata = &it->value;
break;
}
}
ASSERT(indexMetadata);
ASSERT(indexMetadata->id != IDBIndexMetadata::InvalidId);
RefPtr<IDBIndex> index = IDBIndex::create(*indexMetadata, this, m_transaction.get());
m_indexMap.set(name, index);
return index.release();
}
