> ## Documentation Index
> Fetch the complete documentation index at: https://cantonfoundation-fix-878-websocket-update-format.mintlify.site/llms.txt
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# ContractCompanion.WithKey

> Generated object reference page for ContractCompanion.WithKey from local Javadoc snapshots.

## ContractCompanion.WithKey

Upstream docs: [Open](https://javadoc.io/doc/com.daml/bindings-java/3.5.6/com/daml/ledger/javaapi/data/codegen/ContractCompanion.WithKey.html)

**Signature**

```text theme={"theme":{"light":"github-light","dark":"github-dark"}}
public static final class ContractCompanion.WithKey<Ct,Id,Data,Key> extends ContractCompanion<Ct,Id,Data>
```

**Members**

| Docs                                                                                                                                                                                                                                                                                                                         | Member                                                                                                     | Introduced | Deprecated | Removed |
| ---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- | ---------------------------------------------------------------------------------------------------------- | ---------- | ---------- | ------- |
| [Open](https://javadoc.io/doc/com.daml/bindings-java/3.5.6/com/daml/ledger/javaapi/data/codegen/ContractCompanion.WithKey.html#fromCreatedEvent%28com.daml.ledger.javaapi.data.CreatedEvent%29)                                                                                                                              | `fromCreatedEvent(CreatedEvent)`                                                                           | `3.4.8`    | -          | -       |
| [Open](https://javadoc.io/doc/com.daml/bindings-java/3.5.6/com/daml/ledger/javaapi/data/codegen/ContractCompanion.WithKey.html#fromCreatedEvent%28com.daml.ledger.javaapi.data.CreatedEvent,com.daml.ledger.javaapi.data.codegen.UnknownTrailingFieldPolicy%29)                                                              | `fromCreatedEvent(CreatedEvent, UnknownTrailingFieldPolicy)`                                               | `3.5.6`    | -          | -       |
| [Open](https://javadoc.io/doc/com.daml/bindings-java/3.5.6/com/daml/ledger/javaapi/data/codegen/ContractCompanion.WithKey.html#fromIdAndRecord%28java.lang.String,com.daml.ledger.javaapi.data.DamlRecord,java.util.Optional,java.util.Set,java.util.Set%29)                                                                 | `fromIdAndRecord(String, DamlRecord, Optional<Key>, Set<String>, Set<String>)`                             | `3.4.8`    | -          | -       |
| [Open](https://javadoc.io/doc/com.daml/bindings-java/3.5.6/com/daml/ledger/javaapi/data/codegen/ContractCompanion.WithKey.html#fromIdAndRecord%28java.lang.String,com.daml.ledger.javaapi.data.DamlRecord,java.util.Optional,java.util.Set,java.util.Set,com.daml.ledger.javaapi.data.codegen.UnknownTrailingFieldPolicy%29) | `fromIdAndRecord(String, DamlRecord, Optional<Key>, Set<String>, Set<String>, UnknownTrailingFieldPolicy)` | `3.5.6`    | -          | -       |