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# holoscan::create_data_logger_queue

> Factory function to create a queue of the specified type.

```cpp showLineNumbers={false}
template <typename T>
std::unique_ptr<DataLoggerQueue<T>> holoscan::create_data_logger_queue(
    DataLoggerQueueType type,
    size_t capacity
)
```

Factory function to create a queue of the specified type.

This factory must be defined after the concrete queue classes to avoid forward declaration issues.

**Returns:** A unique pointer to the created queue

**Template parameters**

**`T`** `typename`

The type of elements stored in the queue

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**Parameters**

**`type`** `DataLoggerQueueType`

The queue type to create

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**`capacity`** `size_t`

The queue capacity

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