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java.lang.Objectorg.apache.tiles.evaluator.AbstractAttributeEvaluator
org.apache.tiles.el.ELAttributeEvaluator
public class ELAttributeEvaluator
Evaluates string expression with typical EL syntax.
You can use normal EL syntax, knowing that the root objects are
Request
, ApplicationContext
and beans
contained in request, session and application scope.
Field Summary | |
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static String |
EXPRESSION_FACTORY_FACTORY_INIT_PARAM
Initialization parameter to decide the implementation of ExpressionFactoryFactory . |
protected ExpressionFactory |
expressionFactory
The EL expression factory. |
protected ELResolver |
resolver
The EL resolver to use. |
Constructor Summary | |
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ELAttributeEvaluator()
Constructor. |
Method Summary | |
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Object |
evaluate(String expression,
org.apache.tiles.request.Request request)
Evaluates an expression. |
void |
setExpressionFactory(ExpressionFactory expressionFactory)
Sets the expression factory to use. |
void |
setResolver(ELResolver resolver)
Sets the EL resolver to use. |
Methods inherited from class org.apache.tiles.evaluator.AbstractAttributeEvaluator |
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evaluate |
Methods inherited from class java.lang.Object |
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clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait |
Field Detail |
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public static final String EXPRESSION_FACTORY_FACTORY_INIT_PARAM
ExpressionFactoryFactory
.
protected ExpressionFactory expressionFactory
protected ELResolver resolver
Constructor Detail |
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public ELAttributeEvaluator()
Method Detail |
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public void setExpressionFactory(ExpressionFactory expressionFactory)
expressionFactory
- The expression factory.public void setResolver(ELResolver resolver)
resolver
- The EL resolver.public Object evaluate(String expression, org.apache.tiles.request.Request request)
expression
- The expression to evaluate.request
- The request object.
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