# Package org.apache.ode.bpel.explang

- Interface Summary
  Interface | Description
  --- | ---
  EvaluationContext | Context for evaluating expressions.
  ExpressionLanguageRuntime |

- Exception Summary
  Exception | Description
  --- | ---
  ConfigurationException | Exception indicating thrown from the `ExpressionLanguageRuntime#initialize(org.apache.ode.bpel.o.OExpressionLanguage)` method indicating that the expression language processor could not be configured.
  EvaluationException | An expression evaluation exception.
  TypeCastException | A `EvaluationException` indicating a type conversion error.