com.tibbo.aggregate.common.expression.parser

Class SimpleNode

java.lang.Object

com.tibbo.aggregate.common.expression.parser.SimpleNode

All Implemented Interfaces:

Node

Direct Known Subclasses:

ExpressionNode

public class SimpleNode
extends java.lang.Object
implements Node

Field Summary

Fields

Modifier and Type	Field and Description
protected Node[]	children
protected Token	firstToken
protected int	id
protected Token	lastToken
protected Node	parent
protected ExpressionParser	parser
protected java.lang.Object	value

Constructor Summary

Constructors

Constructor and Description
SimpleNode(ExpressionParser p, int i)
SimpleNode(int i)

Method Summary

Modifier and Type	Method and Description
java.lang.Object	childrenAccept(ExpressionParserVisitor visitor, EvaluationEnvironment data) Accept the visitor.
void	dump(java.lang.String prefix)
AttributedObject	jjtAccept(ExpressionParserVisitor visitor, EvaluationEnvironment data) Accept the visitor.
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.
Token	jjtGetFirstToken()
Token	jjtGetLastToken()
int	jjtGetNumChildren() Return the number of children the node has.
Node	jjtGetParent()
java.lang.Object	jjtGetValue()
void	jjtOpen() This method is called after the node has been made the current node.
void	jjtSetFirstToken(Token token)
void	jjtSetLastToken(Token token)
void	jjtSetParent(Node n) This pair of methods are used to inform the node of its parent.
void	jjtSetValue(java.lang.Object value)
java.lang.String	toString()
java.lang.String	toString(java.lang.String prefix)

Methods inherited from class java.lang.Object

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

Field Detail

parent

protected Node parent

children

protected Node[] children

id

protected int id

value

protected java.lang.Object value

parser

protected ExpressionParser parser

firstToken

protected Token firstToken

lastToken

protected Token lastToken

Constructor Detail

SimpleNode

public SimpleNode(int i)

SimpleNode

public SimpleNode(ExpressionParser p,
                  int i)

Method Detail

jjtOpen

public void jjtOpen()

Description copied from interface: Node

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

Specified by:

jjtOpen in interface Node

jjtClose

public void jjtClose()

Description copied from interface: Node

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

Specified by:

jjtClose in interface Node

jjtSetParent

public void jjtSetParent(Node n)

Description copied from interface: Node

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

Specified by:

jjtSetParent in interface Node

jjtGetParent

public Node jjtGetParent()

Specified by:

jjtGetParent in interface Node

jjtAddChild

public void jjtAddChild(Node n,
                        int i)

Description copied from interface: Node

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

Specified by:

jjtAddChild in interface Node

jjtGetChild

public Node jjtGetChild(int i)

Description copied from interface: Node

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

Specified by:

jjtGetChild in interface Node

jjtGetNumChildren

public int jjtGetNumChildren()

Description copied from interface: Node

Return the number of children the node has.

Specified by:

jjtGetNumChildren in interface Node

jjtSetValue

public void jjtSetValue(java.lang.Object value)

jjtGetValue

public java.lang.Object jjtGetValue()

jjtGetFirstToken

public Token jjtGetFirstToken()

jjtSetFirstToken

public void jjtSetFirstToken(Token token)

jjtGetLastToken

public Token jjtGetLastToken()

jjtSetLastToken

public void jjtSetLastToken(Token token)

jjtAccept

public AttributedObject jjtAccept(ExpressionParserVisitor visitor,
                                  EvaluationEnvironment data)

Accept the visitor.

Specified by:

jjtAccept in interface Node

childrenAccept

public java.lang.Object childrenAccept(ExpressionParserVisitor visitor,
                                       EvaluationEnvironment data)

Accept the visitor.

toString

public java.lang.String toString()

Overrides:

toString in class java.lang.Object

toString

public java.lang.String toString(java.lang.String prefix)

dump

public void dump(java.lang.String prefix)