org.apache.velocity.runtime.parser.node

Class ASTDirective

java.lang.Object

org.apache.velocity.runtime.parser.node.SimpleNode

org.apache.velocity.runtime.parser.node.ASTDirective

All Implemented Interfaces:

Node

public class ASTDirective
extends SimpleNode

This class is responsible for handling the pluggable directives in VTL. ex. #foreach() Please look at the Parser.jjt file which is what controls the generation of this class.

Version:

$Id: ASTDirective.java,v 1.21.4.1 2004/03/03 23:22:58 geirm Exp $

Author:

Jason van Zyl, Geir Magnusson Jr., Kasper Nielsen

Field Summary

Fields

Modifier and Type	Field and Description
private Directive	directive
private java.lang.String	directiveName
private boolean	isDirective

Fields inherited from class org.apache.velocity.runtime.parser.node.SimpleNode

children, first, id, info, invalid, last, parent, parser, rsvc, state

Constructor Summary

Constructors

Constructor and Description
ASTDirective(int id)
ASTDirective(Parser p, int id)

Method Summary

Methods

Modifier and Type	Method and Description
java.lang.String	getDirectiveName() Gets the name of this directive.
java.lang.Object	init(InternalContextAdapter context, java.lang.Object data)
java.lang.Object	jjtAccept(ParserVisitor visitor, java.lang.Object data) Accept the visitor.
boolean	render(InternalContextAdapter context, java.io.Writer writer)
void	setDirectiveName(java.lang.String str) Sets the directive name.

Methods inherited from class org.apache.velocity.runtime.parser.node.SimpleNode

childrenAccept, dump, evaluate, execute, getColumn, getFirstToken, getInfo, getLastToken, getLine, getType, isInvalid, jjtAddChild, jjtClose, jjtGetChild, jjtGetNumChildren, jjtGetParent, jjtOpen, jjtSetParent, literal, setFirstToken, setInfo, setInvalid, toString, value

Methods inherited from class java.lang.Object

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

Field Detail

directive

private Directive directive

directiveName

private java.lang.String directiveName

isDirective

private boolean isDirective

Constructor Detail

ASTDirective

public ASTDirective(int id)

ASTDirective

public ASTDirective(Parser p,
            int id)

Method Detail

jjtAccept

public java.lang.Object jjtAccept(ParserVisitor visitor,
                         java.lang.Object data)

Accept the visitor.

Specified by:

jjtAccept in interface Node

Overrides:

jjtAccept in class SimpleNode

init

public java.lang.Object init(InternalContextAdapter context,
                    java.lang.Object data)
                      throws java.lang.Exception

Specified by:

init in interface Node

Overrides:

init in class SimpleNode

Throws:

java.lang.Exception

render

public boolean render(InternalContextAdapter context,
             java.io.Writer writer)
               throws java.io.IOException,
                      MethodInvocationException,
                      ResourceNotFoundException,
                      ParseErrorException

Specified by:

render in interface Node

Overrides:

render in class SimpleNode

Throws:

java.io.IOException

MethodInvocationException

ResourceNotFoundException

ParseErrorException

setDirectiveName

public void setDirectiveName(java.lang.String str)

Sets the directive name. Used by the parser. This keeps us from having to dig it out of the token stream and gives the parse the change to override.

getDirectiveName

public java.lang.String getDirectiveName()

Gets the name of this directive.