# Metadata

## Import Pipeline Metadata

`MetadataCreateResponse pipelines().metadata().create(MetadataCreateParamsparams, RequestOptionsrequestOptions = RequestOptions.none())`

**put** `/api/v1/pipelines/{pipeline_id}/metadata`

Import metadata for a pipeline.

### Parameters

- `MetadataCreateParams params`

  - `Optional<String> pipelineId`

  - `String uploadFile`

### Returns

- `class MetadataCreateResponse:`

### Example

```java
package com.llamacloud_prod.api.example;

import com.llamacloud_prod.api.client.LlamaCloudClient;
import com.llamacloud_prod.api.client.okhttp.LlamaCloudOkHttpClient;
import com.llamacloud_prod.api.models.pipelines.metadata.MetadataCreateParams;
import com.llamacloud_prod.api.models.pipelines.metadata.MetadataCreateResponse;
import java.io.ByteArrayInputStream;

public final class Main {
    private Main() {}

    public static void main(String[] args) {
        LlamaCloudClient client = LlamaCloudOkHttpClient.fromEnv();

        MetadataCreateParams params = MetadataCreateParams.builder()
            .pipelineId("182bd5e5-6e1a-4fe4-a799-aa6d9a6ab26e")
            .uploadFile(new ByteArrayInputStream("Example data".getBytes()))
            .build();
        MetadataCreateResponse metadata = client.pipelines().metadata().create(params);
    }
}
```

#### Response

```json
{
  "foo": "string"
}
```

## Delete Pipeline Files Metadata

`pipelines().metadata().deleteAll(MetadataDeleteAllParamsparams = MetadataDeleteAllParams.none(), RequestOptionsrequestOptions = RequestOptions.none())`

**delete** `/api/v1/pipelines/{pipeline_id}/metadata`

Delete metadata for all files in a pipeline.

### Parameters

- `MetadataDeleteAllParams params`

  - `Optional<String> pipelineId`

### Example

```java
package com.llamacloud_prod.api.example;

import com.llamacloud_prod.api.client.LlamaCloudClient;
import com.llamacloud_prod.api.client.okhttp.LlamaCloudOkHttpClient;
import com.llamacloud_prod.api.models.pipelines.metadata.MetadataDeleteAllParams;

public final class Main {
    private Main() {}

    public static void main(String[] args) {
        LlamaCloudClient client = LlamaCloudOkHttpClient.fromEnv();

        client.pipelines().metadata().deleteAll("182bd5e5-6e1a-4fe4-a799-aa6d9a6ab26e");
    }
}
```