> ## Documentation Index
> Fetch the complete documentation index at: https://cantonfoundation-generated-references-ledger-bindings-update.mintlify.site/llms.txt
> Use this file to discover all available pages before exploring further.

# ContractServiceGrpc.ContractServiceImplBase

> Base class for the server implementation of the service ContractService. This service is experimental / alpha, therefore no backwards compatibility is guaranteed.

## ContractServiceGrpc.ContractServiceImplBase

Upstream docs: [Open](https://javadoc.io/doc/com.daml/bindings-java/3.5.6/com/daml/ledger/api/v2/ContractServiceGrpc.ContractServiceImplBase.html)

**Signature**

```text theme={"theme":{"light":"github-light","dark":"github-dark"}}
public abstract static class ContractServiceGrpc.ContractServiceImplBase extends Object implements io.grpc.BindableService, ContractServiceGrpc.AsyncService
```

**Members**

| Docs                                                                                                                                                  | Member                      | Introduced | Deprecated | Removed |
| ----------------------------------------------------------------------------------------------------------------------------------------------------- | --------------------------- | ---------- | ---------- | ------- |
| [Open](https://javadoc.io/doc/com.daml/bindings-java/3.5.6/com/daml/ledger/api/v2/ContractServiceGrpc.ContractServiceImplBase.html#%3Cinit%3E%28%29)  | `ContractServiceImplBase()` | `3.5.6`    | -          | -       |
| [Open](https://javadoc.io/doc/com.daml/bindings-java/3.5.6/com/daml/ledger/api/v2/ContractServiceGrpc.ContractServiceImplBase.html#bindService%28%29) | `bindService()`             | `3.5.6`    | -          | -       |