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 Product[] or Sum[]

See Also:

Product, Sum

Constructor Summary

Constructors

Constructor and Description
Iterator(IAST lst, EvalEngine sess)
Iterator(IAST lst, Symbol symbol, EvalEngine sess)

Method Summary

Modifier and Type	Method and Description
boolean	hasNext() Tests if this enumeration contains more elements.
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

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

Methods inherited from interface java.util.Iterator

forEachRemaining

Constructor Detail

Iterator

public Iterator(IAST lst,
                EvalEngine sess)

Iterator

public Iterator(IAST lst,
                Symbol symbol,
                EvalEngine sess)

Method Detail

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.

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.

setUp

public boolean setUp()

Specified by:

setUp in interface IIterator<IExpr>

tearDown

public void tearDown()

Method Declaration.

Specified by:

tearDown in interface IIterator<IExpr>

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