# Package org.apache.tapestry5.beanmodel.internal.services

- Class Summary
  Class | Description
  --- | ---
  BeanModelSourceImpl |
  ClassPropertyAdapterImpl |
  CoercingPropertyConduitWrapper |
  LiteralPropertyConduit | A PropertyConduit for a literal value in an expression, such as a number, or "true", "false" or "null".
  PlasticClassListenerLogger |
  PropertyAccessImpl |
  PropertyAdapterImpl |
  PropertyConduitDelegate | Companion class for `PropertyConduit` instances created by the `PropertyConduitSource`.
  PropertyConduitSourceImpl |

- Exception Summary
  Exception | Description
  --- | ---
  PropertyExpressionException | Exception thrown when there is a problem parsing a property expression using the ANTLR property expression grammar.

- Annotation Types Summary
  Annotation Type | Description
  --- | ---
  Invariant | Special annotation that is applied to literal `PropertyConduit`s, to inform `PropBinding` that the value is, in fact, invariant.