# Uses of Class
org.apache.tiles.core.evaluator.AbstractAttributeEvaluator

Packages that use AbstractAttributeEvaluator
Package
Description
org.apache.struts2.tiles
org.apache.tiles.core.evaluator.impl
Classes to manage attribute value evaluation.
org.apache.tiles.el
Attribute evaluator classes that can perform EL evaluation for attributes.
org.apache.tiles.ognl
Attribute evaluator classes that can perform OGNL evaluation for attributes.

- ## Uses of AbstractAttributeEvaluator in org.apache.struts2.tiles

  Subclasses of AbstractAttributeEvaluator in org.apache.struts2.tiles
  Modifier and Type
  Class
  Description
  `class`
  `I18NAttributeEvaluator`
  `class`
  `StrutsAttributeEvaluator`

- ## Uses of AbstractAttributeEvaluator in org.apache.tiles.core.evaluator.impl

  Subclasses of AbstractAttributeEvaluator in org.apache.tiles.core.evaluator.impl
  Modifier and Type
  Class
  Description
  `class`
  `DirectAttributeEvaluator`
  Resolves a string and returns the string itself.

- ## Uses of AbstractAttributeEvaluator in org.apache.tiles.el

  Subclasses of AbstractAttributeEvaluator in org.apache.tiles.el
  Modifier and Type
  Class
  Description
  `class`
  `ELAttributeEvaluator`
  Evaluates string expression with typical EL syntax.
  You can use normal EL syntax, knowing the root objects are `Request`, `ApplicationContext` and beans contained in request, session and application scope.

- ## Uses of AbstractAttributeEvaluator in org.apache.tiles.ognl

  Subclasses of AbstractAttributeEvaluator in org.apache.tiles.ognl
  Modifier and Type
  Class
  Description
  `class`
  `OGNLAttributeEvaluator`
  Evaluates attribute expressions and expressions with OGNL language.