org.matheclipse.parser.client.ast

Class ASTNode

java.lang.Object

org.matheclipse.parser.client.ast.ASTNode

Direct Known Subclasses:

DoubleNode, FunctionNode, NumberNode, PatternNode, StringNode, SymbolNode

public abstract class ASTNode
extends java.lang.Object

The basic node for a parsed expression string

Field Summary

Fields

Modifier and Type	Field and Description
protected java.lang.String	fStringValue

Constructor Summary

Constructors

Modifier	Constructor and Description
protected	ASTNode(java.lang.String value)

Method Summary

Modifier and Type	Method and Description
boolean	dependsOn(java.lang.String variableName)
boolean	equals(java.lang.Object obj)
java.lang.String	getString() Returns the parsed string of this node.
int	hashCode()
boolean	isFree(ASTNode node) Returns true, if none of the elements in the subexpressions or the expression itself equals node .
java.lang.String	toString()

Methods inherited from class java.lang.Object

clone, finalize, getClass, notify, notifyAll, wait, wait, wait

Field Detail

fStringValue

protected final java.lang.String fStringValue

Constructor Detail

ASTNode

protected ASTNode(java.lang.String value)

Method Detail

getString

public java.lang.String getString()

Returns the parsed string of this node.

Returns:

null if there's another representation in the derived class

toString

public java.lang.String toString()

Overrides:

toString in class java.lang.Object

dependsOn

public boolean dependsOn(java.lang.String variableName)

isFree

public boolean isFree(ASTNode node)

Returns true, if none of the elements in the subexpressions or the expression itself equals node .

Parameters:

node - a node to compare with

equals

public boolean equals(java.lang.Object obj)

Overrides:

equals in class java.lang.Object

hashCode

public int hashCode()

Overrides:

hashCode in class java.lang.Object