Пример #1
0
IDBRequest* IDBCursor::update(ScriptState* scriptState, const ScriptValue& value, ExceptionState& exceptionState)
{
    IDB_TRACE("IDBCursor::update");

    if (!m_gotValue) {
        exceptionState.throwDOMException(InvalidStateError, IDBDatabase::noValueErrorMessage);
        return nullptr;
    }
    if (isKeyCursor()) {
        exceptionState.throwDOMException(InvalidStateError, IDBDatabase::isKeyCursorErrorMessage);
        return nullptr;
    }
    if (isDeleted()) {
        exceptionState.throwDOMException(InvalidStateError, IDBDatabase::sourceDeletedErrorMessage);
        return nullptr;
    }
    if (m_transaction->isFinished() || m_transaction->isFinishing()) {
        exceptionState.throwDOMException(TransactionInactiveError, IDBDatabase::transactionFinishedErrorMessage);
        return nullptr;
    }
    if (!m_transaction->isActive()) {
        exceptionState.throwDOMException(TransactionInactiveError, IDBDatabase::transactionInactiveErrorMessage);
        return nullptr;
    }
    if (m_transaction->isReadOnly()) {
        exceptionState.throwDOMException(ReadOnlyError, "The record may not be updated inside a read-only transaction.");
        return nullptr;
    }

    IDBObjectStore* objectStore = effectiveObjectStore();
    return objectStore->put(scriptState, WebIDBPutModeCursorUpdate, IDBAny::create(this), value, m_primaryKey, exceptionState);
}
Пример #2
0
IDBRequest* IDBCursor::update(ScriptState* scriptState, ScriptValue& value, ExceptionState& exceptionState)
{
    IDB_TRACE("IDBCursor::update");

    if (!m_gotValue) {
        exceptionState.throwDOMException(InvalidStateError, IDBDatabase::noValueErrorMessage);
        return 0;
    }
    if (isKeyCursor()) {
        exceptionState.throwDOMException(InvalidStateError, IDBDatabase::isKeyCursorErrorMessage);
        return 0;
    }
    if (isDeleted()) {
        exceptionState.throwDOMException(InvalidStateError, IDBDatabase::sourceDeletedErrorMessage);
        return 0;
    }
    if (m_transaction->isFinished() || m_transaction->isFinishing()) {
        exceptionState.throwDOMException(TransactionInactiveError, IDBDatabase::transactionFinishedErrorMessage);
        return 0;
    }
    if (!m_transaction->isActive()) {
        exceptionState.throwDOMException(TransactionInactiveError, IDBDatabase::transactionInactiveErrorMessage);
        return 0;
    }
    if (m_transaction->isReadOnly()) {
        exceptionState.throwDOMException(ReadOnlyError, "The record may not be updated inside a read-only transaction.");
        return 0;
    }

    IDBObjectStore* objectStore = effectiveObjectStore();
    const IDBKeyPath& keyPath = objectStore->metadata().keyPath;
    const bool usesInLineKeys = !keyPath.isNull();
    if (usesInLineKeys) {
        IDBKey* keyPathKey = createIDBKeyFromScriptValueAndKeyPath(scriptState->isolate(), value, keyPath);
        if (!keyPathKey || !keyPathKey->isEqual(m_primaryKey.get())) {
            exceptionState.throwDOMException(DataError, "The effective object store of this cursor uses in-line keys and evaluating the key path of the value parameter results in a different value than the cursor's effective key.");
            return 0;
        }
    }

    return objectStore->put(scriptState, blink::WebIDBPutModeCursorUpdate, IDBAny::create(this), value, m_primaryKey, exceptionState);
}