com.graphbuilder.math.ValNode Class Reference

A node of an expression tree that represents a value. More...

Inheritance diagram for com.graphbuilder.math.ValNode:

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Collaboration diagram for com.graphbuilder.math.ValNode:

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List of all members.

Public Member Functions
	ValNode (double d)
double	eval (VarMap v, FuncMap f)
	Returns the value.
double	getValue ()
void	setValue (double d)
boolean	isDescendent (Expression x)
	Returns true if this node is a descendent of the specified node, false otherwise.
Expression	getParent ()
	Returns the parent of this node.
String[]	getVariableNames ()
	Returns an array of exact length of the variable names contained in the expression tree rooted at this node.
String[]	getFunctionNames ()
	Returns an array of exact length of the function names contained in the expression tree rooted at this node.
String	toString ()
	Returns a string that represents the expression tree rooted at this node.
Protected Member Functions
void	checkBeforeAccept (Expression x)
	Protected method used to verify that the specified expression can be included as a child expression of this node.
Protected Attributes
double	val = 0.0
Expression	parent = null

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Detailed Description

A node of an expression tree that represents a value.

A ValNode cannot have any children.

Definition at line 6 of file ValNode.java.

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Constructor & Destructor Documentation

com.graphbuilder.math.ValNode.ValNode

(

double

d

)

Definition at line 10 of file ValNode.java.

References com.graphbuilder.math.ValNode.val.

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Member Function Documentation

void com.graphbuilder.math.Expression.checkBeforeAccept

(

Expression

x

)

[protected, inherited]

Protected method used to verify that the specified expression can be included as a child expression of this node.

Exceptions:

IllegalArgumentException

If the specified expression is not accepted.

Definition at line 51 of file Expression.java.

References com.graphbuilder.math.Expression.isDescendent(), and com.graphbuilder.math.Expression.parent.

Referenced by com.graphbuilder.math.FuncNode.insert(), com.graphbuilder.math.OpNode.setLeftChild(), and com.graphbuilder.math.OpNode.setRightChild().

double com.graphbuilder.math.ValNode.eval	(	VarMap	v,
		FuncMap	f
	)			[virtual]

Returns the value.

Implements com.graphbuilder.math.Expression.

Definition at line 17 of file ValNode.java.

References com.graphbuilder.math.ValNode.val.

String [] com.graphbuilder.math.Expression.getFunctionNames

(

)

[inherited]

Returns an array of exact length of the function names contained in the expression tree rooted at this node.

Definition at line 72 of file Expression.java.

References com.graphbuilder.math.Expression.getTermNames().

Expression com.graphbuilder.math.Expression.getParent

(

)

[inherited]

Returns the parent of this node.

Definition at line 41 of file Expression.java.

References com.graphbuilder.math.Expression.parent.

double com.graphbuilder.math.ValNode.getValue

(

)

Definition at line 21 of file ValNode.java.

References com.graphbuilder.math.ValNode.val.

String [] com.graphbuilder.math.Expression.getVariableNames

(

)

[inherited]

Returns an array of exact length of the variable names contained in the expression tree rooted at this node.

Definition at line 65 of file Expression.java.

References com.graphbuilder.math.Expression.getTermNames().

boolean com.graphbuilder.math.Expression.isDescendent

(

Expression

x

)

[inherited]

Returns true if this node is a descendent of the specified node, false otherwise.

By this methods definition, a node is a descendent of itself.

Definition at line 26 of file Expression.java.

References com.graphbuilder.math.Expression.parent.

Referenced by com.graphbuilder.math.Expression.checkBeforeAccept().

void com.graphbuilder.math.ValNode.setValue

(

double

d

)

Definition at line 25 of file ValNode.java.

References com.graphbuilder.math.ValNode.val.

String com.graphbuilder.math.Expression.toString

(

)

[inherited]

Returns a string that represents the expression tree rooted at this node.

Definition at line 114 of file Expression.java.

Referenced by edu.rice.cs.hpc.viewer.metric.ExtDerivedMetricDlg.createDialogArea(), and com.graphbuilder.math.Expression.toString().

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Member Data Documentation

Expression com.graphbuilder.math.Expression.parent = null [protected, inherited]

Definition at line 15 of file Expression.java.

Referenced by com.graphbuilder.math.Expression.checkBeforeAccept(), com.graphbuilder.math.Expression.getParent(), com.graphbuilder.math.FuncNode.insert(), com.graphbuilder.math.Expression.isDescendent(), com.graphbuilder.math.OpNode.setLeftChild(), and com.graphbuilder.math.OpNode.setRightChild().

double com.graphbuilder.math.ValNode.val = 0.0 [protected]

Definition at line 8 of file ValNode.java.

Referenced by com.graphbuilder.math.ValNode.eval(), com.graphbuilder.math.ValNode.getValue(), com.graphbuilder.math.ValNode.setValue(), and com.graphbuilder.math.ValNode.ValNode().

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The documentation for this class was generated from the following file:

• edu.rice.cs.hpc.data/externals/com/graphbuilder/math/ValNode.java