Package org.apache.commons.jexl3.internal

Class TemplateEngine.DeferredExpression

java.lang.Object

org.apache.commons.jexl3.internal.TemplateEngine.TemplateExpression

org.apache.commons.jexl3.internal.TemplateEngine.JexlBasedExpression

org.apache.commons.jexl3.internal.TemplateEngine.DeferredExpression

All Implemented Interfaces:

JxltEngine.Expression

Enclosing class:

TemplateEngine

final class TemplateEngine.DeferredExpression
extends TemplateEngine.JexlBasedExpression

A deferred unified expression: #{jexl}.

Field Summary

Fields inherited from class org.apache.commons.jexl3.internal.TemplateEngine.JexlBasedExpression

expr, node

Fields inherited from class org.apache.commons.jexl3.internal.TemplateEngine.TemplateExpression

source

Constructor Summary

Constructors

Constructor	Description
DeferredExpression(CharSequence expr, JexlNode node, TemplateEngine.TemplateExpression source)	Creates a deferred unified expression.

Method Summary

Modifier and Type	Method	Description
(package private) TemplateEngine.ExpressionType	getType()	Gets this TemplateExpression type.
protected void	getVariables(Engine.VarCollector collector)	Fills up the list of variables accessed by this unified expression.
boolean	isImmediate()	Checks whether this expression is immediate.
protected TemplateEngine.TemplateExpression	prepare(Interpreter interpreter)	Prepares a sub-expression for interpretation.

Methods inherited from class org.apache.commons.jexl3.internal.TemplateEngine.JexlBasedExpression

asString, evaluate, getInfo, getVariables, options

Methods inherited from class org.apache.commons.jexl3.internal.TemplateEngine.TemplateExpression

asString, evaluate, evaluate, getSource, isDeferred, prepare, prepare, toString

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, wait, wait, wait

Constructor Details

DeferredExpression

DeferredExpression(CharSequence expr,
 JexlNode node,
 TemplateEngine.TemplateExpression source)

Creates a deferred unified expression.

Parameters:

expr - the unified expression as a string

node - the unified expression as an AST

source - the source unified expression if any

Method Details

getType

TemplateEngine.ExpressionType getType()

Description copied from class: TemplateEngine.TemplateExpression

Gets this TemplateExpression type.

Specified by:

getType in class TemplateEngine.TemplateExpression

Returns:

its type

getVariables

protected void getVariables(Engine.VarCollector collector)

Description copied from class: TemplateEngine.TemplateExpression

Fills up the list of variables accessed by this unified expression.

Overrides:

getVariables in class TemplateEngine.JexlBasedExpression

Parameters:

collector - the variable collector

isImmediate

public boolean isImmediate()

Description copied from interface: JxltEngine.Expression

Checks whether this expression is immediate.

Specified by:

isImmediate in interface JxltEngine.Expression

Overrides:

isImmediate in class TemplateEngine.TemplateExpression

Returns:

true if immediate, false otherwise

prepare

protected TemplateEngine.TemplateExpression prepare(Interpreter interpreter)

Description copied from class: TemplateEngine.TemplateExpression

Prepares a sub-expression for interpretation.

Overrides:

prepare in class TemplateEngine.TemplateExpression

Parameters:

interpreter - a JEXL interpreter

Returns:

a prepared unified expression