org.apache.commons.jexl.parser

Class ASTBlock

java.lang.Object

org.apache.commons.jexl.parser.SimpleNode

org.apache.commons.jexl.parser.ASTBlock

All Implemented Interfaces:

Node

public class ASTBlock
extends SimpleNode

{ code }, a block of statements enclosed in curly braces.

Author:

Dion Gillard

Field Summary

Fields inherited from class org.apache.commons.jexl.parser.SimpleNode

children, id, parent, parser

Constructor Summary

Constructors

Constructor and Description
ASTBlock(int id) Create the node given an id.
ASTBlock(Parser p, int id) Create a node with the given parser and id.

Method Summary

Modifier and Type	Method and Description
java.lang.Object	jjtAccept(ParserVisitor visitor, java.lang.Object data) Accept the visitor.
java.lang.Object	value(JexlContext context) Gets the value of this node.

Methods inherited from class org.apache.commons.jexl.parser.SimpleNode

childrenAccept, dump, execute, interpret, jjtAddChild, jjtClose, jjtGetChild, jjtGetNumChildren, jjtGetParent, jjtOpen, jjtSetParent, setValue, toString, toString

Methods inherited from class java.lang.Object

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

Constructor Detail

ASTBlock

public ASTBlock(int id)

Create the node given an id.

Parameters:

id - node id.

ASTBlock

public ASTBlock(Parser p,
                int id)

Create a node with the given parser and id.

Parameters:

p - a parser.

id - node 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

Parameters:

visitor - a ParserVisitor.

data - data to be passed along to the visitor.

Returns:

the value from visiting.

See Also:

ParserVisitor.visit(org.apache.commons.jexl.parser.SimpleNode, java.lang.Object)

value

public java.lang.Object value(JexlContext context)
                       throws java.lang.Exception

Description copied from class: SimpleNode

Gets the value of this node.

Overrides:

value in class SimpleNode

Parameters:

context - the JexlContext to execute against.

Returns:

the value of the block. Execute all statements inside and return the value of the last.

Throws:

java.lang.Exception - on any error.