IDBObjectStore.cpp [plain text]
#include "config.h"
#include "IDBObjectStore.h"
#if ENABLE(INDEXED_DATABASE)
#include "DOMStringList.h"
#include "IDBAny.h"
#include "IDBDatabaseException.h"
#include "IDBIndex.h"
#include "IDBKey.h"
#include "IDBKeyRange.h"
#include "IDBTransaction.h"
#include "SerializedScriptValue.h"
#include <wtf/UnusedParam.h>
namespace WebCore {
static const unsigned short defaultDirection = IDBCursor::NEXT;
IDBObjectStore::IDBObjectStore(PassRefPtr<IDBObjectStoreBackendInterface> idbObjectStore, IDBTransaction* transaction)
: m_objectStore(idbObjectStore)
, m_transaction(transaction)
{
ASSERT(m_objectStore);
ASSERT(m_transaction);
relaxAdoptionRequirement();
}
String IDBObjectStore::name() const
{
return m_objectStore->name();
}
String IDBObjectStore::keyPath() const
{
return m_objectStore->keyPath();
}
PassRefPtr<DOMStringList> IDBObjectStore::indexNames() const
{
return m_objectStore->indexNames();
}
PassRefPtr<IDBRequest> IDBObjectStore::get(ScriptExecutionContext* context, PassRefPtr<IDBKey> key, ExceptionCode& ec)
{
RefPtr<IDBRequest> request = IDBRequest::create(context, IDBAny::create(this), m_transaction.get());
m_objectStore->get(key, request, m_transaction->backend(), ec);
if (ec) {
request->markEarlyDeath();
return 0;
}
return request.release();
}
PassRefPtr<IDBRequest> IDBObjectStore::add(ScriptExecutionContext* context, PassRefPtr<SerializedScriptValue> value, PassRefPtr<IDBKey> key, ExceptionCode& ec)
{
RefPtr<IDBRequest> request = IDBRequest::create(context, IDBAny::create(this), m_transaction.get());
m_objectStore->put(value, key, IDBObjectStoreBackendInterface::AddOnly, request, m_transaction->backend(), ec);
if (ec) {
request->markEarlyDeath();
return 0;
}
return request.release();
}
PassRefPtr<IDBRequest> IDBObjectStore::put(ScriptExecutionContext* context, PassRefPtr<SerializedScriptValue> value, PassRefPtr<IDBKey> key, ExceptionCode& ec)
{
RefPtr<IDBRequest> request = IDBRequest::create(context, IDBAny::create(this), m_transaction.get());
m_objectStore->put(value, key, IDBObjectStoreBackendInterface::AddOrUpdate, request, m_transaction->backend(), ec);
if (ec) {
request->markEarlyDeath();
return 0;
}
return request.release();
}
PassRefPtr<IDBRequest> IDBObjectStore::deleteFunction(ScriptExecutionContext* context, PassRefPtr<IDBKey> key, ExceptionCode& ec)
{
RefPtr<IDBRequest> request = IDBRequest::create(context, IDBAny::create(this), m_transaction.get());
m_objectStore->deleteFunction(key, request, m_transaction->backend(), ec);
if (ec) {
request->markEarlyDeath();
return 0;
}
return request.release();
}
PassRefPtr<IDBRequest> IDBObjectStore::clear(ScriptExecutionContext* context, ExceptionCode& ec)
{
RefPtr<IDBRequest> request = IDBRequest::create(context, IDBAny::create(this), m_transaction.get());
m_objectStore->clear(request, m_transaction->backend(), ec);
if (ec) {
request->markEarlyDeath();
return 0;
}
return request.release();
}
PassRefPtr<IDBIndex> IDBObjectStore::createIndex(const String& name, const String& keyPath, const OptionsObject& options, ExceptionCode& ec)
{
bool unique = false;
options.getKeyBool("unique", unique);
RefPtr<IDBIndexBackendInterface> index = m_objectStore->createIndex(name, keyPath, unique, m_transaction->backend(), ec);
ASSERT(!index != !ec); if (!index)
return 0;
return IDBIndex::create(index.release(), this, m_transaction.get());
}
PassRefPtr<IDBIndex> IDBObjectStore::index(const String& name, ExceptionCode& ec)
{
RefPtr<IDBIndexBackendInterface> index = m_objectStore->index(name, ec);
ASSERT(!index != !ec); if (!index)
return 0;
return IDBIndex::create(index.release(), this, m_transaction.get());
}
void IDBObjectStore::deleteIndex(const String& name, ExceptionCode& ec)
{
m_objectStore->deleteIndex(name, m_transaction->backend(), ec);
}
PassRefPtr<IDBRequest> IDBObjectStore::openCursor(ScriptExecutionContext* context, PassRefPtr<IDBKeyRange> range, unsigned short direction, ExceptionCode& ec)
{
if (direction != IDBCursor::NEXT && direction != IDBCursor::NEXT_NO_DUPLICATE && direction != IDBCursor::PREV && direction != IDBCursor::PREV_NO_DUPLICATE) {
ec = IDBDatabaseException::CONSTRAINT_ERR;
return 0;
}
RefPtr<IDBRequest> request = IDBRequest::create(context, IDBAny::create(this), m_transaction.get());
request->setCursorType(IDBCursorBackendInterface::ObjectStoreCursor);
m_objectStore->openCursor(range, direction, request, m_transaction->backend(), ec);
if (ec) {
request->markEarlyDeath();
return 0;
}
return request.release();
}
}
#endif // ENABLE(INDEXED_DATABASE)