de.odysseus.el.tree.impl.ast

Class AstChoice

java.lang.Object

de.odysseus.el.tree.impl.ast.AstNode

de.odysseus.el.tree.impl.ast.AstRightValue

de.odysseus.el.tree.impl.ast.AstChoice

All Implemented Interfaces:

ExpressionNode, Node

public final class AstChoice
extends AstRightValue

Constructor Summary

Constructors

Constructor and Description
AstChoice(AstNode question, AstNode yes, AstNode no)

Method Summary

Methods

Modifier and Type	Method and Description
void	appendStructure(java.lang.StringBuilder b, Bindings bindings)
java.lang.Object	eval(Bindings bindings, ELContext context)
int	getCardinality() Get the node's number of children.
AstNode	getChild(int i) Get i'th child
java.lang.String	toString()

Methods inherited from class de.odysseus.el.tree.impl.ast.AstRightValue

getMethodInfo, getType, invoke, isLeftValue, isLiteralText, isReadOnly, setValue

Methods inherited from class de.odysseus.el.tree.impl.ast.AstNode

getStructuralId, getValue

Methods inherited from class java.lang.Object

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

Constructor Detail

AstChoice

public AstChoice(AstNode question,
         AstNode yes,
         AstNode no)

Method Detail

eval

public java.lang.Object eval(Bindings bindings,
                    ELContext context)
                      throws ELException

Specified by:

eval in class AstNode

Throws:

ELException

toString

public java.lang.String toString()

Overrides:

toString in class java.lang.Object

appendStructure

public void appendStructure(java.lang.StringBuilder b,
                   Bindings bindings)

Specified by:

appendStructure in class AstNode

getCardinality

public int getCardinality()

Description copied from interface: Node

Get the node's number of children.

getChild

public AstNode getChild(int i)

Description copied from interface: Node

Get i'th child