# Invokable_IStreamCheckpointerGrain_GrainReference_DE3727A1 Methods

[Type overview](/orleans/docs/api/csharp/microsoft.orleans.streaming/orleanscodegen.orleans.streams.invokable-istreamcheckpointergrain-grainreference-de3727a1/)

## Dispose {#dispose-ed379893}

[Dedicated page](/orleans/docs/api/csharp/microsoft.orleans.streaming/orleanscodegen.orleans.streams.invokable-istreamcheckpointergrain-grainreference-de3727a1/methods/dispose-ed379893/)

```csharp
public override void Dispose()
```

Performs application-defined tasks associated with freeing, releasing, or resetting unmanaged resources.

## GetActivityName {#getactivityname-199c7775}

[Dedicated page](/orleans/docs/api/csharp/microsoft.orleans.streaming/orleanscodegen.orleans.streams.invokable-istreamcheckpointergrain-grainreference-de3727a1/methods/getactivityname-199c7775/)

```csharp
public override string GetActivityName()
```

Gets the activity name, which refers to both the interface name and method name.

## GetArgument(int) {#getargument-int-cc03ae7f}

[Dedicated page](/orleans/docs/api/csharp/microsoft.orleans.streaming/orleanscodegen.orleans.streams.invokable-istreamcheckpointergrain-grainreference-de3727a1/methods/getargument-int-cc03ae7f/)

```csharp
public override object GetArgument(int index)
```

Gets the argument at the specified index.

### Parameters

- `index` (`int`): The argument index.

### Returns

The argument at the specified index.

## GetArgumentCount {#getargumentcount-4d96c83d}

[Dedicated page](/orleans/docs/api/csharp/microsoft.orleans.streaming/orleanscodegen.orleans.streams.invokable-istreamcheckpointergrain-grainreference-de3727a1/methods/getargumentcount-4d96c83d/)

```csharp
public override int GetArgumentCount()
```

Gets the number of arguments.

## GetCancellationToken {#getcancellationtoken-ad9d7dae}

[Dedicated page](/orleans/docs/api/csharp/microsoft.orleans.streaming/orleanscodegen.orleans.streams.invokable-istreamcheckpointergrain-grainreference-de3727a1/methods/getcancellationtoken-ad9d7dae/)

```csharp
public override CancellationToken GetCancellationToken()
```

Gets the cancellation token for this request. If the request does not accept a cancellation token, this will be `System.Threading.CancellationToken.None`.

### Returns

The cancellation token for this request.

## GetInterfaceName {#getinterfacename-c87ed477}

[Dedicated page](/orleans/docs/api/csharp/microsoft.orleans.streaming/orleanscodegen.orleans.streams.invokable-istreamcheckpointergrain-grainreference-de3727a1/methods/getinterfacename-c87ed477/)

```csharp
public override string GetInterfaceName()
```

Gets the full interface name.

## GetInterfaceType {#getinterfacetype-de9d5ec1}

[Dedicated page](/orleans/docs/api/csharp/microsoft.orleans.streaming/orleanscodegen.orleans.streams.invokable-istreamcheckpointergrain-grainreference-de3727a1/methods/getinterfacetype-de9d5ec1/)

```csharp
public override Type GetInterfaceType()
```

Gets the interface type.

## GetMethod {#getmethod-b9eb9b62}

[Dedicated page](/orleans/docs/api/csharp/microsoft.orleans.streaming/orleanscodegen.orleans.streams.invokable-istreamcheckpointergrain-grainreference-de3727a1/methods/getmethod-b9eb9b62/)

```csharp
public override MethodInfo GetMethod()
```

Gets the method info object, which may be `null`.

## GetMethodName {#getmethodname-9e9bcef1}

[Dedicated page](/orleans/docs/api/csharp/microsoft.orleans.streaming/orleanscodegen.orleans.streams.invokable-istreamcheckpointergrain-grainreference-de3727a1/methods/getmethodname-9e9bcef1/)

```csharp
public override string GetMethodName()
```

Gets the method name.

## GetTarget {#gettarget-2aaa00f8}

[Dedicated page](/orleans/docs/api/csharp/microsoft.orleans.streaming/orleanscodegen.orleans.streams.invokable-istreamcheckpointergrain-grainreference-de3727a1/methods/gettarget-2aaa00f8/)

```csharp
public override object GetTarget()
```

Gets the invocation target.

### Returns

The invocation target.

## InvokeInner {#invokeinner-c1b09e62}

[Dedicated page](/orleans/docs/api/csharp/microsoft.orleans.streaming/orleanscodegen.orleans.streams.invokable-istreamcheckpointergrain-grainreference-de3727a1/methods/invokeinner-c1b09e62/)

```csharp
protected override ValueTask<string> InvokeInner()
```

Invokes the request against the target.

### Returns

The invocation result.

## SetArgument(int, object) {#setargument-int-object-041802a8}

[Dedicated page](/orleans/docs/api/csharp/microsoft.orleans.streaming/orleanscodegen.orleans.streams.invokable-istreamcheckpointergrain-grainreference-de3727a1/methods/setargument-int-object-041802a8/)

```csharp
public override void SetArgument(int index, object value)
```

Sets the argument at the specified index.

### Parameters

- `index` (`int`): The argument index.
- `value` (`object`): The argument value

## SetTarget(ITargetHolder) {#settarget-orleans-serialization-invocation-itargetholder-b45aa5a9}

[Dedicated page](/orleans/docs/api/csharp/microsoft.orleans.streaming/orleanscodegen.orleans.streams.invokable-istreamcheckpointergrain-grainreference-de3727a1/methods/settarget-orleans-serialization-invocation-itargetholder-b45aa5a9/)

```csharp
public override void SetTarget(ITargetHolder holder)
```

Sets the invocation target from an instance of [ITargetHolder](/orleans/docs/api/csharp/microsoft.orleans.serialization/orleans.serialization.invocation.itargetholder/).

### Parameters

- `holder` (`ITargetHolder`): The invocation target.

## TryCancel {#trycancel-a93f1d47}

[Dedicated page](/orleans/docs/api/csharp/microsoft.orleans.streaming/orleanscodegen.orleans.streams.invokable-istreamcheckpointergrain-grainreference-de3727a1/methods/trycancel-a93f1d47/)

```csharp
public override bool TryCancel()
```

Tries to cancel the invocation.

### Returns

`true` if cancellation was requested, otherwise `false`.