lt.monarch.math
Class AbstractFormulaParser.AbstractNode

java.lang.Object
  lt.monarch.math.AbstractFormulaParser.AbstractNode

All Implemented Interfaces:

java.io.Serializable, java.lang.Cloneable

Enclosing class:

AbstractFormulaParser

protected abstract class AbstractFormulaParser.AbstractNode
extends java.lang.Object
implements java.lang.Cloneable, java.io.Serializable

Abstract node interface

See Also:

Serialized Form

Field Summary

Modifier and Type	Field and Description
protected AbstractFormulaParser.AbstractNode	left Left side of the node
protected AbstractFormulaParser.AbstractNode	right Right side of the node

Constructor Summary

Modifier	Constructor and Description
protected	AbstractFormulaParser.AbstractNode()

Method Summary

Modifier and Type	Method and Description
protected abstract java.lang.Object	clone() Clones the node
abstract java.lang.Double	eval() Evaluates the node value
protected AbstractFormulaParser.AbstractNode	getLeft() Gets left side of the node
protected AbstractFormulaParser.AbstractNode	getRight() Gets right side of the node
void	setLeft(AbstractFormulaParser.AbstractNode left) Sets left side of the node
void	setRight(AbstractFormulaParser.AbstractNode right) Sets the right side of the node

Methods inherited from class java.lang.Object

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

Field Detail

left

protected AbstractFormulaParser.AbstractNode left

Left side of the node

right

protected AbstractFormulaParser.AbstractNode right

Right side of the node

Constructor Detail

AbstractFormulaParser.AbstractNode

protected AbstractFormulaParser.AbstractNode()

Method Detail

getLeft

protected AbstractFormulaParser.AbstractNode getLeft()
                                              throws java.lang.NullPointerException

Gets left side of the node

Returns:

left side of the node

Throws:

java.lang.NullPointerException - throws null pointer exception if not set.

setLeft

public void setLeft(AbstractFormulaParser.AbstractNode left)

Sets left side of the node

Parameters:

left - left side of the node

getRight

protected AbstractFormulaParser.AbstractNode getRight()
                                               throws java.lang.NullPointerException

Gets right side of the node

Returns:

right side of the node

Throws:

java.lang.NullPointerException - throws null pointer exception if can't return

setRight

public void setRight(AbstractFormulaParser.AbstractNode right)

Sets the right side of the node

Parameters:

right - right side of the node

eval

public abstract java.lang.Double eval()
                               throws java.lang.NullPointerException

Evaluates the node value

Returns:

node value

Throws:

java.lang.NullPointerException - throws null pointer exception if can't perform evaluation

clone

protected abstract java.lang.Object clone()

Clones the node

Overrides:

clone in class java.lang.Object