com.smartgwt.client.callbacks

## Interface HasFileCallback

-     public interface HasFileCallback

- - ### Method Summary

    Methods
    Modifier and Type | Method and Description
    --- | ---
    `void` | `execute(DSResponse dsResponse, boolean data, DSRequest dsRequest)` A `Callback` fired when `DataSource.hasFile()` completes.

- - ### Method Detail

    - #### execute

          void execute(DSResponse dsResponse,
                     boolean data,
                     DSRequest dsRequest)

      A `Callback` fired when `DataSource.hasFile()` completes.
      Parameters:
        `dsResponse` - A `DSResponse` instance with metadata about the returned data.
        `data` - Whether the file exists.
        `dsRequest` - The `DSRequest` that was sent.