Package org.apache.tapestry5.plastic

## Interface WhileCallback

-     public interface WhileCallback

  Callback used with `InstructionBuilder.doWhile(Condition, WhileCallback)`.

- - ### Method Summary

    All Methods Instance Methods Abstract Methods
    Modifier and Type | Method | Description
    --- | --- | ---
    `void` | `buildBody​(InstructionBuilder builder)` | Provides the main code executed inside the loop.
    `void` | `buildTest​(InstructionBuilder builder)` | Creates the code to be evaluated by the `Condition`; often this involves loading a value from a variable or argument, or `InstructionBuilder.dupe()`'ing the top value on the stack.

- - ### Method Detail

    - #### buildTest

          void buildTest​(InstructionBuilder builder)

      Creates the code to be evaluated by the `Condition`; often this involves loading a value from a variable or argument, or `InstructionBuilder.dupe()`'ing the top value on the stack.

    - #### buildBody

          void buildBody​(InstructionBuilder builder)

      Provides the main code executed inside the loop.