# Package org.apache.commons.jelly.expression

Implementations of the Expression classes using commons-jexl.

See: Description

Interface Summary
Interface | Description
--- | ---
Expression | `Expression` represents an arbitrary expression using some pluggable expression language.
ExpressionFactory | `ExpressionFactory` is a factory of Expression objects.

Class Summary
Class | Description
--- | ---
CompositeExpression | `CompositeExpression` is a Composite expression made up of several Expression objects which are concatenated into a single String.
ConstantExpression | `ConstantExpression` represents a constant expression.
ExpressionSupport | `ExpressionSupport` an abstract base class for Expression implementations which provides default implementations of some of the typesafe evaluation methods.

## Package org.apache.commons.jelly.expression Description

Implementations of the Expression classes using commons-jexl.