org.matheclipse.core.eval.util

Class Iterator

java.lang.Object

org.matheclipse.core.eval.util.Iterator

All Implemented Interfaces:

java.util.Iterator<IExpr>, IIterator<IExpr>

public class Iterator
extends java.lang.Object
implements IIterator<IExpr>

Iterator for functions like Table() or Sum() or Product()

See Also:

Product, Sum, Table

Constructor Summary

Constructors

Constructor and Description
Iterator(IAST list, EvalEngine engine) Iterator specification for functions like Table() or Sum() or Product()
Iterator(IAST list, Symbol symbol, EvalEngine engine) Iterator specification for functions like Table() or Sum() or Product()

Method Summary

Modifier and Type	Method and Description
IExpr	getMaxCount()
IExpr	getStart()
IExpr	getStep()
ISymbol	getVariable()
boolean	hasNext() Tests if this enumeration contains more elements.
boolean	isNumericFunction()
boolean	isSetIterator()
boolean	isValidVariable()
IExpr	next() Returns the next element of this enumeration.
void	remove() Not implemented; throws UnsupportedOperationException
boolean	setUp()
void	tearDown() Method Declaration.

Methods inherited from class java.lang.Object

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

Methods inherited from interface java.util.Iterator

forEachRemaining

Constructor Detail

Iterator

public Iterator(IAST list,
                EvalEngine engine)

Iterator specification for functions like Table() or Sum() or Product()

Parameters:

list - a list representing an iterator specification

engine - the evaluation engine

See Also:

Product, Sum, Table

Iterator

public Iterator(IAST list,
                Symbol symbol,
                EvalEngine engine)

Iterator specification for functions like Table() or Sum() or Product()

Parameters:

list - a list representing an iterator specification

symbol - the variable symbol

engine - the evaluation engine

See Also:

Product, Sum, Table

Method Detail

getMaxCount

public IExpr getMaxCount()

getStart

public IExpr getStart()

getStep

public IExpr getStep()

getVariable

public ISymbol getVariable()

hasNext

public boolean hasNext()

Tests if this enumeration contains more elements.

Specified by:

hasNext in interface java.util.Iterator<IExpr>

Returns:

true if this enumeration contains more elements; false otherwise.

isValidVariable

public boolean isValidVariable()

isNumericFunction

public boolean isNumericFunction()

isSetIterator

public boolean isSetIterator()

next

public IExpr next()

Returns the next element of this enumeration.

Specified by:

next in interface java.util.Iterator<IExpr>

Returns:

the next element of this enumeration.

remove

public void remove()
            throws java.lang.UnsupportedOperationException

Not implemented; throws UnsupportedOperationException

Specified by:

remove in interface java.util.Iterator<IExpr>

Throws:

java.lang.UnsupportedOperationException

setUp

public boolean setUp()

Specified by:

setUp in interface IIterator<IExpr>

tearDown

public void tearDown()

Method Declaration.

Specified by:

tearDown in interface IIterator<IExpr>