org.apache.el.parser

Interface Node

public interface Node

Version: $Change: 181177 $$DateTime: 2001/06/26 08:45:09 $$Author: markt $

Author: Jacob Hookom [jacob@hookom.net]

Method Summary
void	accept(NodeVisitor visitor)
String	getImage()
MethodInfo	getMethodInfo(EvaluationContext ctx, Class[] paramTypes)
Class	getType(EvaluationContext ctx)
Object	getValue(EvaluationContext ctx)
Object	invoke(EvaluationContext ctx, Class[] paramTypes, Object[] paramValues)
boolean	isReadOnly(EvaluationContext ctx)
void	jjtAddChild(Node n, int i) This method tells the node to add its argument to the node's list of children.
void	jjtClose() This method is called after all the child nodes have been added.
Node	jjtGetChild(int i) This method returns a child node.
int	jjtGetNumChildren() Return the number of children the node has.
Node	jjtGetParent()
void	jjtOpen() This method is called after the node has been made the current node.
void	jjtSetParent(Node n) This pair of methods are used to inform the node of its parent.
void	setValue(EvaluationContext ctx, Object value)

Method Detail

accept

public void accept(NodeVisitor visitor)

getImage

public String getImage()

getMethodInfo

public MethodInfo getMethodInfo(EvaluationContext ctx, Class[] paramTypes)

getType

public Class getType(EvaluationContext ctx)

getValue

public Object getValue(EvaluationContext ctx)

invoke

public Object invoke(EvaluationContext ctx, Class[] paramTypes, Object[] paramValues)

isReadOnly

public boolean isReadOnly(EvaluationContext ctx)

jjtAddChild

public void jjtAddChild(Node n, int i)

This method tells the node to add its argument to the node's list of children.

jjtClose

public void jjtClose()

This method is called after all the child nodes have been added.

jjtGetChild

public Node jjtGetChild(int i)

This method returns a child node. The children are numbered from zero, left to right.

jjtGetNumChildren

public int jjtGetNumChildren()

Return the number of children the node has.

jjtGetParent

public Node jjtGetParent()

jjtOpen

public void jjtOpen()

This method is called after the node has been made the current node. It indicates that child nodes can now be added to it.

jjtSetParent

public void jjtSetParent(Node n)

This pair of methods are used to inform the node of its parent.

setValue

public void setValue(EvaluationContext ctx, Object value)

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