# Codec_QualifiedStreamId Methods

[Type overview](/orleans/docs/api/csharp/microsoft.orleans.streaming/orleanscodegen.orleans.runtime.codec-qualifiedstreamid/)

## Deserialize(Reader<TReaderInput>, QualifiedStreamId) {#deserialize-1-ref-orleans-serialization-buffers-reader-treaderinput-ref-orleans-067b814c}

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```csharp
public void Deserialize<TReaderInput>(ref Reader<TReaderInput> reader, scoped ref QualifiedStreamId instance)
```

Deserializes the specified type.

### Parameters

- `reader` (`Reader<TReaderInput>`): The reader.
- `instance` (`QualifiedStreamId`): The value.

## ReadValue(Reader&lt;TReaderInput&gt;, Field) {#readvalue-1-ref-orleans-serialization-buffers-reader-treaderinput-orleans-serial-0478b008}

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```csharp
public QualifiedStreamId ReadValue<TReaderInput>(ref Reader<TReaderInput> reader, Field field)
```

Reads a value.

### Parameters

- `reader` (`Reader<TReaderInput>`): The reader.
- `field` (`Field`): The field.

### Returns

The value.

## Serialize(Writer&lt;TBufferWriter&gt;, QualifiedStreamId) {#serialize-1-ref-orleans-serialization-buffers-writer-tbufferwriter-ref-orleans-r-1cfec717}

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```csharp
public void Serialize<TBufferWriter>(ref Writer<TBufferWriter> writer, scoped ref QualifiedStreamId instance)
```

Serializes the provided value.

### Parameters

- `writer` (`Writer<TBufferWriter>`): The writer.
- `instance` (`QualifiedStreamId`): The value.

## WriteField(Writer&lt;TBufferWriter&gt;, uint, Type, QualifiedStreamId) {#writefield-1-ref-orleans-serialization-buffers-writer-tbufferwriter-uint-system-ed8ae76e}

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```csharp
public void WriteField<TBufferWriter>(ref Writer<TBufferWriter> writer, uint fieldIdDelta, Type expectedType, QualifiedStreamId value)
```

Writes a field.

### Parameters

- `writer` (`Writer<TBufferWriter>`): The writer.
- `fieldIdDelta` (`uint`): The field identifier delta.
- `expectedType` (`Type`): The expected type.
- `value` (`QualifiedStreamId`): The value.