# androidx.car.app.messaging.model

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## Interfaces

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| `https://developer.android.com/reference/androidx/car/app/messaging/model/ConversationCallback` | Host -\> Client callbacks for a `https://developer.android.com/reference/androidx/car/app/messaging/model/ConversationItem` |
| `https://developer.android.com/reference/androidx/car/app/messaging/model/ConversationCallbackDelegate` | Used by the host to invoke `https://developer.android.com/reference/androidx/car/app/messaging/model/ConversationCallback` methods on the client |

## Classes

|---|---|
| `https://developer.android.com/reference/androidx/car/app/messaging/model/CarMessage` | Represents a single message in a `https://developer.android.com/reference/androidx/car/app/messaging/model/ConversationItem` |
| `https://developer.android.com/reference/androidx/car/app/messaging/model/CarMessage.Builder` | A builder for `https://developer.android.com/reference/androidx/car/app/messaging/model/CarMessage` |
| `https://developer.android.com/reference/androidx/car/app/messaging/model/ConversationItem` | Represents a text-based conversation (e.g. IM/SMS messages). |
| `https://developer.android.com/reference/androidx/car/app/messaging/model/ConversationItem.Builder` | A builder for `https://developer.android.com/reference/androidx/car/app/messaging/model/ConversationItem` |