Package org.apache.tapestry5.plastic

## Interface ClassInstantiator<T>

- All Known Implementing Classes:
    `ClassInstantiatorImpl`

      public interface ClassInstantiator<T>

  The end result of a class transformation is a ClassInstantiator that can be used to instantiate an instance of the transformed class.

- - ### Method Summary

    All Methods Instance Methods Abstract Methods
    Modifier and Type | Method | Description
    --- | --- | ---
    `T` | `newInstance()` | Creates and returns a new instance of the transformed class.
    `<V> ClassInstantiator<T>` | `with​(Class<V> valueType, V instanceContextValue)` | Returns a new instantiator that adds the indicated value to the instance's `InstanceContext`.

- - ### Method Detail

    - #### newInstance

          T newInstance()

      Creates and returns a new instance of the transformed class.

    - #### with

          <V> ClassInstantiator<T> with​(Class<V> valueType,
                                        V instanceContextValue)

      Returns a new instantiator that adds the indicated value to the instance's `InstanceContext`.
      Parameters:
        `valueType` - defines the type of value, and acts as a key to retrieve the value
        `instanceContextValue` - the non-null value stored
      Throws:
        `AssertionError` - if instanceContextValue is null
        `IllegalStateException` - if a value of the given value type has already been stored