# MultiStateTransactionalBitArrayGrain Methods

[Type overview](/orleans/docs/api/csharp/microsoft.orleans.transactions.testkit.base/orleans.transactions.testkit.correctnesss.multistatetransactionalbitarraygrain/)

## Get {#get-218b0d7d}

[Dedicated page](/orleans/docs/api/csharp/microsoft.orleans.transactions.testkit.base/orleans.transactions.testkit.correctnesss.multistatetransactionalbitarraygrain/methods/get-218b0d7d/)

[Source](https://github.com/dotnet/orleans/blob/e4e752cedecc2976811db49802c7a999b1f1c704/src/Orleans.Transactions.TestKit.Base/Grains/MultiStateTransactionalBitArrayGrain.cs#L244-L250)

```csharp
public Task<List<BitArrayState>> Get()
```

Performs a read transaction on each state, returning the results in order.

## OnActivateAsync(CancellationToken) {#onactivateasync-system-threading-cancellationtoken-aba340b2}

[Dedicated page](/orleans/docs/api/csharp/microsoft.orleans.transactions.testkit.base/orleans.transactions.testkit.correctnesss.multistatetransactionalbitarraygrain/methods/onactivateasync-system-threading-cancellationtoken-aba340b2/)

[Source](https://github.com/dotnet/orleans/blob/e4e752cedecc2976811db49802c7a999b1f1c704/src/Orleans.Transactions.TestKit.Base/Grains/MultiStateTransactionalBitArrayGrain.cs#L220-L223)

```csharp
public override Task OnActivateAsync(CancellationToken cancellationToken)
```

This method is called at the end of the process of activating a grain. It is called before any messages have been dispatched to the grain. For grains with declared persistent state, this method is called after the State property has been populated.

### Parameters

- `cancellationToken` (`CancellationToken`): A cancellation token which signals when activation is being canceled.

## Ping {#ping-ade08d4a}

[Dedicated page](/orleans/docs/api/csharp/microsoft.orleans.transactions.testkit.base/orleans.transactions.testkit.correctnesss.multistatetransactionalbitarraygrain/methods/ping-ade08d4a/)

[Source](https://github.com/dotnet/orleans/blob/e4e752cedecc2976811db49802c7a999b1f1c704/src/Orleans.Transactions.TestKit.Base/Grains/MultiStateTransactionalBitArrayGrain.cs#L228)

```csharp
public Task Ping()
```

Ping

## SetBit(int) {#setbit-int-ca2d36be}

[Dedicated page](/orleans/docs/api/csharp/microsoft.orleans.transactions.testkit.base/orleans.transactions.testkit.correctnesss.multistatetransactionalbitarraygrain/methods/setbit-int-ca2d36be/)

[Source](https://github.com/dotnet/orleans/blob/e4e752cedecc2976811db49802c7a999b1f1c704/src/Orleans.Transactions.TestKit.Base/Grains/MultiStateTransactionalBitArrayGrain.cs#L233-L239)

```csharp
public Task SetBit(int index)
```

apply set operation to every transaction state

### Parameters

- `index` (`int`)