org.apache.olingo.odata2.api.ep.callback

## Interface OnWriteEntryContent

- All Superinterfaces:
    ODataCallback

      public interface OnWriteEntryContent
      extends ODataCallback

  Callback interface for the $expand query option.

  If an expand clause for a navigation property which points to an entry is found this callback will be called.
  Pointing to an entry means the navigation property has a multiplicity of 0..1 or 1..1.

- - ### Method Summary

    All Methods Instance Methods Abstract Methods
    Modifier and Type | Method and Description
    --- | ---
    `WriteEntryCallbackResult` | `retrieveEntryResult(WriteEntryCallbackContext context)` Retrieves the data for an entry.

- - ### Method Detail

    - #### retrieveEntryResult

          WriteEntryCallbackResult retrieveEntryResult(WriteEntryCallbackContext context)
                                                throws ODataApplicationException

      Retrieves the data for an entry. See `WriteEntryCallbackContext` for details on the context and `WriteEntryCallbackResult` for details on the result of this method.
      Parameters:
        `context` - of this entry
      Returns:
        result - must not be null.
      Throws:
        `ODataApplicationException`

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