Package org.apache.jasper.compiler

Class Validator.ValidateVisitor

java.lang.Object

org.apache.jasper.compiler.Node.Visitor

org.apache.jasper.compiler.Validator.ValidateVisitor

Enclosing class:

Validator

static class Validator.ValidateVisitor
extends Node.Visitor

A visitor for validating nodes other than page directives

Nested Class Summary

Nested Classes

Modifier and Type	Class	Description
private static class	Validator.ValidateVisitor.NamedAttributeVisitor

Field Summary

Fields

Modifier and Type	Field	Description
private static JspUtil.ValidAttribute[]	attributeAttrs
private JspCompilationContext	ctxt
private static JspUtil.ValidAttribute[]	doBodyAttrs
private ErrorDispatcher	err
private static JspUtil.ValidAttribute[]	forwardActionAttrs
private static JspUtil.ValidAttribute[]	getPropertyAttrs
private static JspUtil.ValidAttribute[]	includeActionAttrs
private static JspUtil.ValidAttribute[]	includeDirectiveAttrs
private static JspUtil.ValidAttribute[]	invokeAttrs
private static JspUtil.ValidAttribute[]	jspOutputAttrs
private static JspUtil.ValidAttribute[]	jspRootAttrs
private java.lang.ClassLoader	loader
private PageInfo	pageInfo
private static JspUtil.ValidAttribute[]	paramActionAttrs
private static JspUtil.ValidAttribute[]	plugInAttrs
private static JspUtil.ValidAttribute[]	setPropertyAttrs
private static JspUtil.ValidAttribute[]	taglibDirectiveAttrs
private static JspUtil.ValidAttribute[]	useBeanAttrs

Constructor Summary

Constructors

Constructor	Description
ValidateVisitor(Compiler compiler)

Method Summary

Modifier and Type	Method	Description
private void	checkNamedAttributes(Node.CustomTag n, Node.JspAttribute[] jspAttrs, int start, java.util.Hashtable<java.lang.String,java.lang.Object> tagDataAttrs)
private void	checkSetter(Node.CustomTag n, javax.servlet.jsp.tagext.TagAttributeInfo tldattr)
private void	checkXmlAttributes(Node.CustomTag n, Node.JspAttribute[] jspAttrs, java.util.Hashtable<java.lang.String,java.lang.Object> tagDataAttrs)
private java.lang.String	escapePound(java.lang.String value)
private java.lang.String	findUri(java.lang.String prefix, Node n)
private javax.el.FunctionMapper	getFunctionMapper(ELNode.Nodes el)
private Node.JspAttribute	getJspAttribute(java.lang.String qName, java.lang.String uri, java.lang.String localName, java.lang.String value, Node n, boolean dynamic, javax.servlet.jsp.tagext.TagAttributeInfo tagAttr)	Preprocess attributes that can be expressions.
private java.lang.String	getLiteral(Node n, java.lang.String value)
private java.lang.String	getMethod(java.lang.String signature)	Get the method name from the signature.
private java.lang.String[]	getParameters(java.lang.String signature)	Get the parameters types from the function signature.
private java.lang.String	getReturnType(java.lang.String signature)	Get the return type from the signature.
private void	processSignature(ELNode.Function func)
private void	throwErrorIfExpression(Node n, java.lang.String attrName, java.lang.String actionName)
private void	validateFunctions(ELNode.Nodes el, Node n)	Validate functions in EL expressions
void	visit(Node.CustomTag n)
void	visit(Node.Declaration n)
void	visit(Node.DoBodyAction n)
void	visit(Node.ELExpression n)
void	visit(Node.Expression n)
void	visit(Node.ForwardAction n)
void	visit(Node.GetProperty n)
void	visit(Node.IncludeAction n)
void	visit(Node.IncludeDirective n)
void	visit(Node.InvokeAction n)
void	visit(Node.JspBody n)
void	visit(Node.JspElement n)
void	visit(Node.JspOutput n)
void	visit(Node.JspRoot n)
void	visit(Node.NamedAttribute n)
void	visit(Node.ParamAction n)
void	visit(Node.ParamsAction n)
void	visit(Node.PlugIn n)
void	visit(Node.Scriptlet n)
void	visit(Node.SetProperty n)
void	visit(Node.TaglibDirective n)
void	visit(Node.UninterpretedTag n)
void	visit(Node.UseBean n)

Methods inherited from class org.apache.jasper.compiler.Node.Visitor

doVisit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visitBody

Methods inherited from class java.lang.Object

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

Field Detail

pageInfo

private PageInfo pageInfo

err

private ErrorDispatcher err

loader

private java.lang.ClassLoader loader

ctxt

private JspCompilationContext ctxt

jspRootAttrs

private static final JspUtil.ValidAttribute[] jspRootAttrs

includeDirectiveAttrs

private static final JspUtil.ValidAttribute[] includeDirectiveAttrs

taglibDirectiveAttrs

private static final JspUtil.ValidAttribute[] taglibDirectiveAttrs

includeActionAttrs

private static final JspUtil.ValidAttribute[] includeActionAttrs

paramActionAttrs

private static final JspUtil.ValidAttribute[] paramActionAttrs

forwardActionAttrs

private static final JspUtil.ValidAttribute[] forwardActionAttrs

getPropertyAttrs

private static final JspUtil.ValidAttribute[] getPropertyAttrs

setPropertyAttrs

private static final JspUtil.ValidAttribute[] setPropertyAttrs

useBeanAttrs

private static final JspUtil.ValidAttribute[] useBeanAttrs

plugInAttrs

private static final JspUtil.ValidAttribute[] plugInAttrs

attributeAttrs

private static final JspUtil.ValidAttribute[] attributeAttrs

invokeAttrs

private static final JspUtil.ValidAttribute[] invokeAttrs

doBodyAttrs

private static final JspUtil.ValidAttribute[] doBodyAttrs

jspOutputAttrs

private static final JspUtil.ValidAttribute[] jspOutputAttrs

Constructor Detail

ValidateVisitor

ValidateVisitor(Compiler compiler)

Method Detail

visit

public void visit(Node.JspRoot n)
           throws JasperException

Overrides:

visit in class Node.Visitor

Throws:

JasperException

visit

public void visit(Node.IncludeDirective n)
           throws JasperException

Overrides:

visit in class Node.Visitor

Throws:

JasperException

visit

public void visit(Node.TaglibDirective n)
           throws JasperException

Overrides:

visit in class Node.Visitor

Throws:

JasperException

visit

public void visit(Node.ParamAction n)
           throws JasperException

Overrides:

visit in class Node.Visitor

Throws:

JasperException

visit

public void visit(Node.ParamsAction n)
           throws JasperException

Overrides:

visit in class Node.Visitor

Throws:

JasperException

visit

public void visit(Node.IncludeAction n)
           throws JasperException

Overrides:

visit in class Node.Visitor

Throws:

JasperException

visit

public void visit(Node.ForwardAction n)
           throws JasperException

Overrides:

visit in class Node.Visitor

Throws:

JasperException

visit

public void visit(Node.GetProperty n)
           throws JasperException

Overrides:

visit in class Node.Visitor

Throws:

JasperException

visit

public void visit(Node.SetProperty n)
           throws JasperException

Overrides:

visit in class Node.Visitor

Throws:

JasperException

visit

public void visit(Node.UseBean n)
           throws JasperException

Overrides:

visit in class Node.Visitor

Throws:

JasperException

visit

public void visit(Node.PlugIn n)
           throws JasperException

Overrides:

visit in class Node.Visitor

Throws:

JasperException

visit

public void visit(Node.NamedAttribute n)
           throws JasperException

Overrides:

visit in class Node.Visitor

Throws:

JasperException

visit

public void visit(Node.JspBody n)
           throws JasperException

Overrides:

visit in class Node.Visitor

Throws:

JasperException

visit

public void visit(Node.Declaration n)
           throws JasperException

Overrides:

visit in class Node.Visitor

Throws:

JasperException

visit

public void visit(Node.Expression n)
           throws JasperException

Overrides:

visit in class Node.Visitor

Throws:

JasperException

visit

public void visit(Node.Scriptlet n)
           throws JasperException

Overrides:

visit in class Node.Visitor

Throws:

JasperException

visit

public void visit(Node.ELExpression n)
           throws JasperException

Overrides:

visit in class Node.Visitor

Throws:

JasperException

visit

public void visit(Node.UninterpretedTag n)
           throws JasperException

Overrides:

visit in class Node.Visitor

Throws:

JasperException

visit

public void visit(Node.CustomTag n)
           throws JasperException

Overrides:

visit in class Node.Visitor

Throws:

JasperException

visit

public void visit(Node.JspElement n)
           throws JasperException

Overrides:

visit in class Node.Visitor

Throws:

JasperException

visit

public void visit(Node.JspOutput n)
           throws JasperException

Overrides:

visit in class Node.Visitor

Throws:

JasperException

visit

public void visit(Node.InvokeAction n)
           throws JasperException

Overrides:

visit in class Node.Visitor

Throws:

JasperException

visit

public void visit(Node.DoBodyAction n)
           throws JasperException

Overrides:

visit in class Node.Visitor

Throws:

JasperException

checkSetter

private void checkSetter(Node.CustomTag n,
                         javax.servlet.jsp.tagext.TagAttributeInfo tldattr)
                  throws JasperException

Throws:

JasperException

checkXmlAttributes

private void checkXmlAttributes(Node.CustomTag n,
                                Node.JspAttribute[] jspAttrs,
                                java.util.Hashtable<java.lang.String,java.lang.Object> tagDataAttrs)
                         throws JasperException

Throws:

JasperException

checkNamedAttributes

private void checkNamedAttributes(Node.CustomTag n,
                                  Node.JspAttribute[] jspAttrs,
                                  int start,
                                  java.util.Hashtable<java.lang.String,java.lang.Object> tagDataAttrs)
                           throws JasperException

Throws:

JasperException

getJspAttribute

private Node.JspAttribute getJspAttribute(java.lang.String qName,
                                          java.lang.String uri,
                                          java.lang.String localName,
                                          java.lang.String value,
                                          Node n,
                                          boolean dynamic,
                                          javax.servlet.jsp.tagext.TagAttributeInfo tagAttr)
                                   throws JasperException

Preprocess attributes that can be expressions. Expression delimiters are stripped.

If value is null, checks if there are any NamedAttribute subelements in the tree node, and if so, constructs a JspAttribute out of a child NamedAttribute node.

Throws:

JasperException

getLiteral

private java.lang.String getLiteral(Node n,
                                    java.lang.String value)

throwErrorIfExpression

private void throwErrorIfExpression(Node n,
                                    java.lang.String attrName,
                                    java.lang.String actionName)
                             throws JasperException

Throws:

JasperException

escapePound

private java.lang.String escapePound(java.lang.String value)

findUri

private java.lang.String findUri(java.lang.String prefix,
                                 Node n)

validateFunctions

private void validateFunctions(ELNode.Nodes el,
                               Node n)
                        throws JasperException

Validate functions in EL expressions

Throws:

JasperException

processSignature

private void processSignature(ELNode.Function func)
                       throws JasperException

Throws:

JasperException

getReturnType

private java.lang.String getReturnType(java.lang.String signature)
                                throws JasperException

Get the return type from the signature.

Throws:

JasperException

getMethod

private java.lang.String getMethod(java.lang.String signature)
                            throws JasperException

Get the method name from the signature.

Throws:

JasperException

getParameters

private java.lang.String[] getParameters(java.lang.String signature)
                                  throws JasperException

Get the parameters types from the function signature.

Returns:

An array of parameter class names

Throws:

JasperException

getFunctionMapper

private javax.el.FunctionMapper getFunctionMapper(ELNode.Nodes el)
                                           throws JasperException

Throws:

JasperException