org.lsmp.djep.djep
Class DSymbolTable

java.lang.Object
  java.util.Dictionary
      java.util.Hashtable
          org.nfunk.jep.SymbolTable
              org.lsmp.djep.xjep.XSymbolTable
                  org.lsmp.djep.djep.DSymbolTable

All Implemented Interfaces:

java.io.Serializable, java.lang.Cloneable, java.util.Map

public class DSymbolTable
extends XSymbolTable

A SymbolTable which works with partial derivatives of variables. Closely linked with DVariableFactory

Author:

Rich Morris Created on 23-Nov-2003

See Also:

Serialized Form

Nested Class Summary

Nested classes/interfaces inherited from class org.nfunk.jep.SymbolTable

SymbolTable.StObservable

Field Summary

Fields inherited from class org.nfunk.jep.SymbolTable

obeservable

Constructor Summary

DSymbolTable(VariableFactory varFac)

Method Summary

void	clearValues() Clears the values of all variables.
PartialDerivative	getPartialDeriv(java.lang.String name, java.lang.String[] dnames)
SymbolTable	newInstance() Creates a new SymbolTable with the same variable factory as this.

Methods inherited from class org.lsmp.djep.xjep.XSymbolTable

copyConstants, print

Methods inherited from class org.nfunk.jep.SymbolTable

addConstant, addObserver, addObserverToExistingVariables, addVariable, clearNonConstants, countObservers, createVariable, createVariable, deleteObserver, deleteObservers, get, getValue, getVar, getVariableFactory, hasChanged, makeVarIfNeeded, makeVarIfNeeded, put, setVarValue, toString

Methods inherited from class java.util.Hashtable

clear, clone, contains, containsKey, containsValue, elements, entrySet, equals, hashCode, isEmpty, keys, keySet, putAll, rehash, remove, size, values

Methods inherited from class java.lang.Object

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

Constructor Detail

DSymbolTable

public DSymbolTable(VariableFactory varFac)

Method Detail

newInstance

public SymbolTable newInstance()

Creates a new SymbolTable with the same variable factory as this.

Overrides:

newInstance in class XSymbolTable

getPartialDeriv

public PartialDerivative getPartialDeriv(java.lang.String name,
                                         java.lang.String[] dnames)

clearValues

public void clearValues()

Description copied from class: SymbolTable

Clears the values of all variables. Finer control is available through the Variable.setValidValue method.

Overrides:

clearValues in class SymbolTable