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

# PackageManagementServiceGrpc.AsyncService

> Status: experimental interface, will change before it is deemed production ready Query the Daml-LF packages supported by the ledger participant and upload DAR files. We use 'backing participant' to refer to this specific participant in the methods of this API.

## PackageManagementServiceGrpc.AsyncService

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

**Signature**

```text theme={"theme":{"light":"github-light","dark":"github-dark"}}
public static interface PackageManagementServiceGrpc.AsyncService
```

**Members**

| Docs                                                                                                                                                                                                                                                                                      | Member                                                                                                                                                                  | Introduced | Deprecated | Removed |
| ----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- | ----------------------------------------------------------------------------------------------------------------------------------------------------------------------- | ---------- | ---------- | ------- |
| [Open](https://javadoc.io/doc/com.daml/bindings-java/3.5.6/com/daml/ledger/api/v2/admin/PackageManagementServiceGrpc.AsyncService.html#listKnownPackages%28com.daml.ledger.api.v2.admin.PackageManagementServiceOuterClass.ListKnownPackagesRequest,io.grpc.stub.StreamObserver%29)       | `listKnownPackages(PackageManagementServiceOuterClass.ListKnownPackagesRequest, StreamObserver<PackageManagementServiceOuterClass.ListKnownPackagesResponse>)`          | `3.5.6`    | -          | -       |
| [Open](https://javadoc.io/doc/com.daml/bindings-java/3.5.6/com/daml/ledger/api/v2/admin/PackageManagementServiceGrpc.AsyncService.html#updateVettedPackages%28com.daml.ledger.api.v2.admin.PackageManagementServiceOuterClass.UpdateVettedPackagesRequest,io.grpc.stub.StreamObserver%29) | `updateVettedPackages(PackageManagementServiceOuterClass.UpdateVettedPackagesRequest, StreamObserver<PackageManagementServiceOuterClass.UpdateVettedPackagesResponse>)` | `3.5.6`    | -          | -       |
| [Open](https://javadoc.io/doc/com.daml/bindings-java/3.5.6/com/daml/ledger/api/v2/admin/PackageManagementServiceGrpc.AsyncService.html#uploadDarFile%28com.daml.ledger.api.v2.admin.PackageManagementServiceOuterClass.UploadDarFileRequest,io.grpc.stub.StreamObserver%29)               | `uploadDarFile(PackageManagementServiceOuterClass.UploadDarFileRequest, StreamObserver<PackageManagementServiceOuterClass.UploadDarFileResponse>)`                      | `3.5.6`    | -          | -       |
| [Open](https://javadoc.io/doc/com.daml/bindings-java/3.5.6/com/daml/ledger/api/v2/admin/PackageManagementServiceGrpc.AsyncService.html#validateDarFile%28com.daml.ledger.api.v2.admin.PackageManagementServiceOuterClass.ValidateDarFileRequest,io.grpc.stub.StreamObserver%29)           | `validateDarFile(PackageManagementServiceOuterClass.ValidateDarFileRequest, StreamObserver<PackageManagementServiceOuterClass.ValidateDarFileResponse>)`                | `3.5.6`    | -          | -       |