org.modeshape.jcr.query.process

## Interface JoinComponent.ValueSelector

- Enclosing class:
    JoinComponent

      protected static interface JoinComponent.ValueSelector

  Interface defining the value of a tuple that is used in the join condition.

- - ### Method Summary

    Methods
    Modifier and Type | Method and Description
    --- | ---
    `Object` | `evaluate(Object[] tuple)` Obtain the value that is to be used in the join condition.

- - ### Method Detail

    - #### evaluate

          Object evaluate(Object[] tuple)

      Obtain the value that is to be used in the join condition.
      Parameters:
        `tuple` - the tuple
      Returns:
        the value that should be used

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