Package org.apache.jasper.compiler

Class Node.Visitor

java.lang.Object

org.apache.jasper.compiler.Node.Visitor

Enclosing class:

Node

public static class Node.Visitor
extends java.lang.Object

A visitor class for visiting the node. This class also provides the default action (i.e. nop) for each of the child class of the Node. An actual visitor should extend this class and supply the visit method for the nodes that it cares.

Constructor Summary

Constructors

Constructor	Description
Visitor()	Constructs a new Visitor instance.

Method Summary

Modifier and Type	Method	Description
protected void	doVisit(Node n)	This method provides a place to put actions that are common to all nodes.
void	visit(Node.AttributeDirective n)	Visits an attribute directive node.
void	visit(Node.AttributeGenerator n)	Visits an attribute generator node.
void	visit(Node.Comment n)	Visits a comment node.
void	visit(Node.CustomTag n)	Visits a custom tag node.
void	visit(Node.Declaration n)	Visits a declaration node.
void	visit(Node.DoBodyAction n)	Visits a do body action node.
void	visit(Node.ELExpression n)	Visits an EL expression node.
void	visit(Node.Expression n)	Visits an expression node.
void	visit(Node.FallBackAction n)
void	visit(Node.ForwardAction n)	Visits a forward action node.
void	visit(Node.GetProperty n)	Visits a get property node.
void	visit(Node.IncludeAction n)	Visits an include action node.
void	visit(Node.IncludeDirective n)	Visits an include directive node.
void	visit(Node.InvokeAction n)	Visits an invoke action node.
void	visit(Node.JspBody n)	Visits a JSP body node.
void	visit(Node.JspElement n)	Visits a JSP element node.
void	visit(Node.JspOutput n)	Visits a JSP output node.
void	visit(Node.JspRoot n)	Visits a JSP root node.
void	visit(Node.JspText n)	Visits a JSP text node.
void	visit(Node.NamedAttribute n)	Visits a named attribute node.
void	visit(Node.PageDirective n)	Visits a page directive node.
void	visit(Node.ParamAction n)	Visits a param action node.
void	visit(Node.ParamsAction n)
void	visit(Node.PlugIn n)
void	visit(Node.Root n)	Visits a root node.
void	visit(Node.Scriptlet n)	Visits a scriptlet node.
void	visit(Node.SetProperty n)	Visits a set property node.
void	visit(Node.TagDirective n)	Visits a tag directive node.
void	visit(Node.TaglibDirective n)	Visits a taglib directive node.
void	visit(Node.TemplateText n)	Visits a template text node.
void	visit(Node.UninterpretedTag n)	Visits an uninterpreted tag node.
void	visit(Node.UseBean n)	Visits a use bean node.
void	visit(Node.VariableDirective n)	Visits a variable directive node.
protected void	visitBody(Node n)	Visit the body of a node, using the current visitor

Methods inherited from class java.lang.Object

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

Constructor Detail

Visitor

public Visitor()

Constructs a new Visitor instance.

Method Detail

doVisit

protected void doVisit(Node n)
                throws JasperException

This method provides a place to put actions that are common to all nodes. It is a NO-OP by default. Override this in the child visitor class if needed.

Parameters:

n - The node to visit

Throws:

JasperException - if an error occurs while visiting the node

visitBody

protected void visitBody(Node n)
                  throws JasperException

Visit the body of a node, using the current visitor

Parameters:

n - The node to visit

Throws:

JasperException - if an error occurs while visiting the body

visit

public void visit(Node.Root n)
           throws JasperException

Visits a root node.

Parameters:

n - The root node to visit

Throws:

JasperException - if an error occurs while visiting the node

visit

public void visit(Node.JspRoot n)
           throws JasperException

Visits a JSP root node.

Parameters:

n - The JSP root node to visit

Throws:

JasperException - if an error occurs while visiting the node

visit

public void visit(Node.PageDirective n)
           throws JasperException

Visits a page directive node.

Parameters:

n - The page directive node to visit

Throws:

JasperException - if an error occurs while visiting the node

visit

public void visit(Node.TagDirective n)
           throws JasperException

Visits a tag directive node.

Parameters:

n - The tag directive node to visit

Throws:

JasperException - if an error occurs while visiting the node

visit

public void visit(Node.IncludeDirective n)
           throws JasperException

Visits an include directive node.

Parameters:

n - The include directive node to visit

Throws:

JasperException - if an error occurs while visiting the node

visit

public void visit(Node.TaglibDirective n)
           throws JasperException

Visits a taglib directive node.

Parameters:

n - The taglib directive node to visit

Throws:

JasperException - if an error occurs while visiting the node

visit

public void visit(Node.AttributeDirective n)
           throws JasperException

Visits an attribute directive node.

Parameters:

n - The attribute directive node to visit

Throws:

JasperException - if an error occurs while visiting the node

visit

public void visit(Node.VariableDirective n)
           throws JasperException

Visits a variable directive node.

Parameters:

n - The variable directive node to visit

Throws:

JasperException - if an error occurs while visiting the node

visit

public void visit(Node.Comment n)
           throws JasperException

Visits a comment node.

Parameters:

n - The comment node to visit

Throws:

JasperException - if an error occurs while visiting the node

visit

public void visit(Node.Declaration n)
           throws JasperException

Visits a declaration node.

Parameters:

n - The declaration node to visit

Throws:

JasperException - if an error occurs while visiting the node

visit

public void visit(Node.Expression n)
           throws JasperException

Visits an expression node.

Parameters:

n - The expression node to visit

Throws:

JasperException - if an error occurs while visiting the node

visit

public void visit(Node.Scriptlet n)
           throws JasperException

Visits a scriptlet node.

Parameters:

n - The scriptlet node to visit

Throws:

JasperException - if an error occurs while visiting the node

visit

public void visit(Node.ELExpression n)
           throws JasperException

Visits an EL expression node.

Parameters:

n - The EL expression node to visit

Throws:

JasperException - if an error occurs while visiting the node

visit

public void visit(Node.IncludeAction n)
           throws JasperException

Visits an include action node.

Parameters:

n - The include action node to visit

Throws:

JasperException - if an error occurs while visiting the node

visit

public void visit(Node.ForwardAction n)
           throws JasperException

Visits a forward action node.

Parameters:

n - The forward action node to visit

Throws:

JasperException - if an error occurs while visiting the node

visit

public void visit(Node.GetProperty n)
           throws JasperException

Visits a get property node.

Parameters:

n - The get property node to visit

Throws:

JasperException - if an error occurs while visiting the node

visit

public void visit(Node.SetProperty n)
           throws JasperException

Visits a set property node.

Parameters:

n - The set property node to visit

Throws:

JasperException - if an error occurs while visiting the node

visit

public void visit(Node.ParamAction n)
           throws JasperException

Visits a param action node.

Parameters:

n - The param action node to visit

Throws:

JasperException - if an error occurs while visiting the node

visit

public void visit(Node.ParamsAction n)
           throws JasperException

Throws:

JasperException

visit

public void visit(Node.FallBackAction n)
           throws JasperException

Throws:

JasperException

visit

public void visit(Node.UseBean n)
           throws JasperException

Visits a use bean node.

Parameters:

n - The use bean node to visit

Throws:

JasperException - if an error occurs while visiting the node

visit

public void visit(Node.PlugIn n)
           throws JasperException

Throws:

JasperException

visit

public void visit(Node.CustomTag n)
           throws JasperException

Visits a custom tag node.

Parameters:

n - The custom tag node to visit

Throws:

JasperException - if an error occurs while visiting the node

visit

public void visit(Node.UninterpretedTag n)
           throws JasperException

Visits an uninterpreted tag node.

Parameters:

n - The uninterpreted tag node to visit

Throws:

JasperException - if an error occurs while visiting the node

visit

public void visit(Node.JspElement n)
           throws JasperException

Visits a JSP element node.

Parameters:

n - The JSP element node to visit

Throws:

JasperException - if an error occurs while visiting the node

visit

public void visit(Node.JspText n)
           throws JasperException

Visits a JSP text node.

Parameters:

n - The JSP text node to visit

Throws:

JasperException - if an error occurs while visiting the node

visit

public void visit(Node.NamedAttribute n)
           throws JasperException

Visits a named attribute node.

Parameters:

n - The named attribute node to visit

Throws:

JasperException - if an error occurs while visiting the node

visit

public void visit(Node.JspBody n)
           throws JasperException

Visits a JSP body node.

Parameters:

n - The JSP body node to visit

Throws:

JasperException - if an error occurs while visiting the node

visit

public void visit(Node.InvokeAction n)
           throws JasperException

Visits an invoke action node.

Parameters:

n - The invoke action node to visit

Throws:

JasperException - if an error occurs while visiting the node

visit

public void visit(Node.DoBodyAction n)
           throws JasperException

Visits a do body action node.

Parameters:

n - The do body action node to visit

Throws:

JasperException - if an error occurs while visiting the node

visit

public void visit(Node.TemplateText n)
           throws JasperException

Visits a template text node.

Parameters:

n - The template text node to visit

Throws:

JasperException - if an error occurs while visiting the node

visit

public void visit(Node.JspOutput n)
           throws JasperException

Visits a JSP output node.

Parameters:

n - The JSP output node to visit

Throws:

JasperException - if an error occurs while visiting the node

visit

public void visit(Node.AttributeGenerator n)
           throws JasperException

Visits an attribute generator node.

Parameters:

n - The attribute generator node to visit

Throws:

JasperException - if an error occurs while visiting the node