Describe what the class whose code is in the ``` block does. Your description should be a single sentence or short paragraph. The description shouldn't contain how the method works, just what it does.

There is no need to refer to the name of the class by starting the description like "The class 'MyClass' is".

Responsibility refers to primary responsibility or purpose of each class in the repository? Specifically, what functionality or role is each class intended to handle, and how does it contribute to the overall system design? Keep your answer concise to a 2-3 words.

For architectural patterns, consider patterns described in the Gang of Four Book, Domain Driven Design book, and similar literature. Are any of those patterns in use in this class? Try to list about 3, but if there are fewer than 3 in use then it is fine to list less than 3. Don't make up architectural patterns just to have 3. Don't use the word 'pattern' in the name or short description.

Below is pseudocode for the class. The method bodies have been replaced with a comment containing the descriptions you provided earlier.

```
{{pseudocode}}
```

