C++ (Cpp) MemoryObjectStore::currentKeyGeneratorValue Exemples

Exemple #1

Fichier : MemoryBackingStoreTransaction.cpp Projet : sailei1/webkit

void MemoryBackingStoreTransaction::addExistingObjectStore(MemoryObjectStore& objectStore)
{
    LOG(IndexedDB, "MemoryBackingStoreTransaction::addExistingObjectStore");

    ASSERT(isWriting());

    ASSERT(!m_objectStores.contains(&objectStore));
    m_objectStores.add(&objectStore);

    objectStore.writeTransactionStarted(*this);

    m_originalKeyGenerators.add(&objectStore, objectStore.currentKeyGeneratorValue());
}

Exemple #2

Fichier : MemoryIDBBackingStore.cpp Projet : valbok/WebKitForWayland

IDBError MemoryIDBBackingStore::generateKeyNumber(const IDBResourceIdentifier& transactionIdentifier, uint64_t objectStoreIdentifier, uint64_t& keyNumber)
{
    LOG(IndexedDB, "MemoryIDBBackingStore::generateKeyNumber");
    ASSERT(objectStoreIdentifier);
    ASSERT_UNUSED(transactionIdentifier, m_transactions.contains(transactionIdentifier));
    ASSERT_UNUSED(transactionIdentifier, m_transactions.get(transactionIdentifier)->isWriting());

    MemoryObjectStore* objectStore = m_objectStoresByIdentifier.get(objectStoreIdentifier);
    RELEASE_ASSERT(objectStore);

    keyNumber = objectStore->currentKeyGeneratorValue();
    objectStore->setKeyGeneratorValue(keyNumber + 1);

    return IDBError();
}

Exemple #3

Fichier : MemoryIDBBackingStore.cpp Projet : eocanha/webkit

IDBError MemoryIDBBackingStore::generateKeyNumber(const IDBResourceIdentifier& transactionIdentifier, uint64_t objectStoreIdentifier, uint64_t& keyNumber)
{
    LOG(IndexedDB, "MemoryIDBBackingStore::generateKeyNumber");
    ASSERT(objectStoreIdentifier);
    ASSERT_UNUSED(transactionIdentifier, m_transactions.contains(transactionIdentifier));
    ASSERT_UNUSED(transactionIdentifier, m_transactions.get(transactionIdentifier)->isWriting());

    MemoryObjectStore* objectStore = m_objectStoresByIdentifier.get(objectStoreIdentifier);
    RELEASE_ASSERT(objectStore);

    keyNumber = objectStore->currentKeyGeneratorValue();
    if (keyNumber > maxGeneratedKeyValue)
        return { IDBDatabaseException::ConstraintError, "Cannot generate new key value over 2^53 for object store operation" };

    objectStore->setKeyGeneratorValue(keyNumber + 1);

    return { };
}

Exemple #4

Fichier : MemoryIDBBackingStore.cpp Projet : eocanha/webkit

IDBError MemoryIDBBackingStore::maybeUpdateKeyGeneratorNumber(const IDBResourceIdentifier& transactionIdentifier, uint64_t objectStoreIdentifier, double newKeyNumber)
{
    LOG(IndexedDB, "MemoryIDBBackingStore::maybeUpdateKeyGeneratorNumber");
    ASSERT(objectStoreIdentifier);
    ASSERT_UNUSED(transactionIdentifier, m_transactions.contains(transactionIdentifier));
    ASSERT_UNUSED(transactionIdentifier, m_transactions.get(transactionIdentifier)->isWriting());

    MemoryObjectStore* objectStore = m_objectStoresByIdentifier.get(objectStoreIdentifier);
    RELEASE_ASSERT(objectStore);

    if (newKeyNumber < objectStore->currentKeyGeneratorValue())
        return { };

    uint64_t newKeyInteger(newKeyNumber);
    if (newKeyInteger <= uint64_t(newKeyNumber))
        ++newKeyInteger;

    ASSERT(newKeyInteger > uint64_t(newKeyNumber));

    objectStore->setKeyGeneratorValue(newKeyInteger);

    return { };
}