com.singularsys.extensions.xjep

Class XVariableTable

java.lang.Object

java.util.Observable

com.singularsys.jep.VariableTable

com.singularsys.extensions.xjep.XVariableTable

All Implemented Interfaces:

JepComponent, java.io.Serializable

Direct Known Subclasses:

DVariableTable

public class XVariableTable
extends VariableTable

An extension of the VariableTable with a few new features. A print methods which can print the equation of a variable.

Author:

Rich Morris Created on 18-Mar-2004

See Also:

Serialized Form

Field Summary

Fields inherited from class com.singularsys.jep.VariableTable

table, vf

Constructor Summary

Constructors

Constructor and Description
XVariableTable() Create a new XSymbolTable with the given variable factory.

Method Summary

Modifier and Type	Method and Description
void	init(Jep j) Initialize the component.
VariableTable	newInstance() Creates a new SymbolTable with the same variable factory as this, and the same set of constants.
void	print(PrintVisitor pv) Prints the contents of the symbol table displaying its equations and value.

Methods inherited from class com.singularsys.jep.VariableTable

addConstant, addVariable, addVariable, clear, clearValues, containsKey, containsVariable, copyConstantsFrom, copyVariablesFrom, getLightWeightInstance, getVariable, getVariableFactory, getVariables, isEmpty, keySet, remove, remove, removeNonConstants, setVariableFactory, size, toString, values

Methods inherited from class java.util.Observable

addObserver, clearChanged, countObservers, deleteObserver, deleteObservers, hasChanged, notifyObservers, notifyObservers, setChanged

Methods inherited from class java.lang.Object

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

Constructor Detail

XVariableTable

public XVariableTable()

Create a new XSymbolTable with the given variable factory.

Method Detail

init

public void init(Jep j)

Description copied from interface: JepComponent

Initialize the component. This methods is called whenever a component is added to Jep. Hence it allows components to keep track of the other components they may rely on.

Specified by:

init in interface JepComponent

Overrides:

init in class VariableTable

Parameters:

j - the current Jep instance

newInstance

public VariableTable newInstance()
                          throws JepException

Creates a new SymbolTable with the same variable factory as this, and the same set of constants.

Throws:

JepException

print

public void print(PrintVisitor pv)

Prints the contents of the symbol table displaying its equations and value.