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 "IDBKeyPath.h"
#include "IDBKeyRange.h"
#include "IDBTracing.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_backend(idbObjectStore)
, m_transaction(transaction)
{
ASSERT(m_backend);
ASSERT(m_transaction);
relaxAdoptionRequirement();
}
String IDBObjectStore::name() const
{
IDB_TRACE("IDBObjectStore::name");
return m_backend->name();
}
String IDBObjectStore::keyPath() const
{
IDB_TRACE("IDBObjectStore::keyPath");
return m_backend->keyPath();
}
PassRefPtr<DOMStringList> IDBObjectStore::indexNames() const
{
IDB_TRACE("IDBObjectStore::indexNames");
return m_backend->indexNames();
}
IDBTransaction* IDBObjectStore::transaction() const
{
IDB_TRACE("IDBObjectStore::transaction");
return m_transaction.get();
}
PassRefPtr<IDBRequest> IDBObjectStore::get(ScriptExecutionContext* context, PassRefPtr<IDBKeyRange> keyRange, ExceptionCode& ec)
{
IDB_TRACE("IDBObjectStore::get");
if (!keyRange) {
ec = IDBDatabaseException::DATA_ERR;
return 0;
}
RefPtr<IDBRequest> request = IDBRequest::create(context, IDBAny::create(this), m_transaction.get());
m_backend->get(keyRange, request, m_transaction->backend(), ec);
if (ec) {
request->markEarlyDeath();
return 0;
}
return request.release();
}
PassRefPtr<IDBRequest> IDBObjectStore::get(ScriptExecutionContext* context, PassRefPtr<IDBKey> key, ExceptionCode& ec)
{
IDB_TRACE("IDBObjectStore::get");
if (!key || (key->type() == IDBKey::InvalidType)) {
ec = IDBDatabaseException::DATA_ERR;
return 0;
}
RefPtr<IDBKeyRange> keyRange = IDBKeyRange::only(key, ec);
if (ec)
return 0;
return get(context, keyRange.release(), ec);
}
PassRefPtr<IDBRequest> IDBObjectStore::add(ScriptExecutionContext* context, PassRefPtr<SerializedScriptValue> prpValue, PassRefPtr<IDBKey> key, ExceptionCode& ec)
{
IDB_TRACE("IDBObjectStore::add");
if (key && (key->type() == IDBKey::InvalidType)) {
ec = IDBDatabaseException::DATA_ERR;
return 0;
}
RefPtr<SerializedScriptValue> value = prpValue;
if (value->blobURLs().size() > 0) {
ec = DATA_CLONE_ERR;
return 0;
}
RefPtr<IDBRequest> request = IDBRequest::create(context, IDBAny::create(this), m_transaction.get());
m_backend->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> prpValue, PassRefPtr<IDBKey> key, ExceptionCode& ec)
{
IDB_TRACE("IDBObjectStore::put");
if (key && (key->type() == IDBKey::InvalidType)) {
ec = IDBDatabaseException::DATA_ERR;
return 0;
}
RefPtr<SerializedScriptValue> value = prpValue;
if (value->blobURLs().size() > 0) {
ec = DATA_CLONE_ERR;
return 0;
}
RefPtr<IDBRequest> request = IDBRequest::create(context, IDBAny::create(this), m_transaction.get());
m_backend->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<IDBKeyRange> keyRange, ExceptionCode& ec)
{
IDB_TRACE("IDBObjectStore::delete");
if (!keyRange) {
ec = IDBDatabaseException::DATA_ERR;
return 0;
}
RefPtr<IDBRequest> request = IDBRequest::create(context, IDBAny::create(this), m_transaction.get());
m_backend->deleteFunction(keyRange, 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)
{
IDB_TRACE("IDBObjectStore::delete");
if (!key || !key->valid()) {
ec = IDBDatabaseException::DATA_ERR;
return 0;
}
RefPtr<IDBRequest> request = IDBRequest::create(context, IDBAny::create(this), m_transaction.get());
m_backend->deleteFunction(key, request, m_transaction->backend(), ec);
if (ec) {
request->markEarlyDeath();
return 0;
}
return request.release();
}
PassRefPtr<IDBRequest> IDBObjectStore::clear(ScriptExecutionContext* context, ExceptionCode& ec)
{
IDB_TRACE("IDBObjectStore::clear");
RefPtr<IDBRequest> request = IDBRequest::create(context, IDBAny::create(this), m_transaction.get());
m_backend->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 Dictionary& options, ExceptionCode& ec)
{
IDB_TRACE("IDBObjectStore::createIndex");
if (!IDBIsValidKeyPath(keyPath)) {
ec = IDBDatabaseException::NON_TRANSIENT_ERR;
return 0;
}
bool unique = false;
options.get("unique", unique);
bool multiEntry = false;
options.get("multiEntry", multiEntry);
RefPtr<IDBIndexBackendInterface> indexBackend = m_backend->createIndex(name, keyPath, unique, multiEntry, m_transaction->backend(), ec);
ASSERT(!indexBackend != !ec); if (!indexBackend)
return 0;
RefPtr<IDBIndex> index = IDBIndex::create(indexBackend.release(), this, m_transaction.get());
m_indexMap.set(name, index);
return index.release();
}
PassRefPtr<IDBIndex> IDBObjectStore::index(const String& name, ExceptionCode& ec)
{
IDB_TRACE("IDBObjectStore::index");
if (m_transaction->finished()) {
ec = IDBDatabaseException::NOT_ALLOWED_ERR;
return 0;
}
IDBIndexMap::iterator it = m_indexMap.find(name);
if (it != m_indexMap.end())
return it->second;
RefPtr<IDBIndexBackendInterface> indexBackend = m_backend->index(name, ec);
ASSERT(!indexBackend != !ec); if (!indexBackend)
return 0;
RefPtr<IDBIndex> index = IDBIndex::create(indexBackend.release(), this, m_transaction.get());
m_indexMap.set(name, index);
return index.release();
}
void IDBObjectStore::deleteIndex(const String& name, ExceptionCode& ec)
{
m_backend->deleteIndex(name, m_transaction->backend(), ec);
}
PassRefPtr<IDBRequest> IDBObjectStore::openCursor(ScriptExecutionContext* context, PassRefPtr<IDBKeyRange> range, unsigned short direction, ExceptionCode& ec)
{
IDB_TRACE("IDBObjectStore::openCursor");
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_backend->openCursor(range, direction, request, m_transaction->backend(), ec);
if (ec) {
request->markEarlyDeath();
return 0;
}
return request.release();
}
PassRefPtr<IDBRequest> IDBObjectStore::openCursor(ScriptExecutionContext* context, PassRefPtr<IDBKey> key, unsigned short direction, ExceptionCode& ec)
{
IDB_TRACE("IDBObjectStore::openCursor");
RefPtr<IDBKeyRange> keyRange = IDBKeyRange::only(key, ec);
if (ec)
return 0;
return openCursor(context, keyRange.release(), ec);
}
PassRefPtr<IDBRequest> IDBObjectStore::count(ScriptExecutionContext* context, PassRefPtr<IDBKeyRange> range, ExceptionCode& ec)
{
IDB_TRACE("IDBObjectStore::count");
RefPtr<IDBRequest> request = IDBRequest::create(context, IDBAny::create(this), m_transaction.get());
m_backend->count(range, request, m_transaction->backend(), ec);
if (ec) {
request->markEarlyDeath();
return 0;
}
return request.release();
}
PassRefPtr<IDBRequest> IDBObjectStore::count(ScriptExecutionContext* context, PassRefPtr<IDBKey> key, ExceptionCode& ec)
{
IDB_TRACE("IDBObjectStore::count");
RefPtr<IDBKeyRange> keyRange = IDBKeyRange::only(key, ec);
if (ec)
return 0;
return count(context, keyRange.release(), ec);
}
void IDBObjectStore::transactionFinished()
{
ASSERT(m_transaction->finished());
m_indexMap.clear();
}
}
#endif // ENABLE(INDEXED_DATABASE)