> ## Documentation Index
> Fetch the complete documentation index at: https://docs.canton.network/llms.txt
> Use this file to discover all available pages before exploring further.

# Update

> Generated object reference page for Update from local Javadoc snapshots.

## Update - stable

Upstream docs: [Open](https://javadoc.io/doc/com.daml/bindings-java/3.4.11/com/daml/ledger/javaapi/data/codegen/Update.html)

**Signature**

```text theme={"theme":{"light":"github-light","dark":"github-dark"}}
public abstract class Update<U> extends Object implements HasCommands
```

**Members**

| Docs                                                                                                                                                               | Member                                  | Introduced | Deprecated | Removed |
| ------------------------------------------------------------------------------------------------------------------------------------------------------------------ | --------------------------------------- | ---------- | ---------- | ------- |
| [Open](https://javadoc.io/doc/com.daml/bindings-java/3.4.11/com/daml/ledger/javaapi/data/codegen/Update.html#%3Cinit%3E%28com.daml.ledger.javaapi.data.Command%29) | `Update(Command)`                       | `3.4.8`    | -          | -       |
| [Open](https://javadoc.io/doc/com.daml/bindings-java/3.4.11/com/daml/ledger/javaapi/data/codegen/Update.html#commands%28%29)                                       | `commands()`                            | `3.4.8`    | -          | -       |
| [Open](https://javadoc.io/doc/com.daml/bindings-java/3.4.11/com/daml/ledger/javaapi/data/codegen/Update.html#map%28java.util.function.Function%29)                 | `map(Function<? super U, ? extends V>)` | `3.4.8`    | -          | -       |