de.jstacs.data
Class DataSet.ElementEnumerator

java.lang.Object
  de.jstacs.data.DataSet.ElementEnumerator

All Implemented Interfaces:

RecyclableSequenceEnumerator, Enumeration<Sequence>, Iterator<Sequence>

Enclosing class:

DataSet

public static class DataSet.ElementEnumerator
extends Object
implements RecyclableSequenceEnumerator, Iterator<Sequence>

This class can be used to have a fast sequential access to a DataSet. It enumerates all elements of a DataSet.

As further functionality the method reset() is implemented to reuse an DataSet.ElementEnumerator.

Author:

Jens Keilwagen

Constructor Summary

DataSet.ElementEnumerator(DataSet data)
Creates a new DataSet.ElementEnumerator on the given DataSet data.

Method Summary

boolean	hasMoreElements()
boolean	hasNext()
Sequence	next()
Sequence	nextElement()
void	remove()
void	reset() This method enables the user to reuse this enumerator.

Methods inherited from class java.lang.Object

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

Constructor Detail

DataSet.ElementEnumerator

public DataSet.ElementEnumerator(DataSet data)

Creates a new DataSet.ElementEnumerator on the given DataSet data.

Parameters:

data - the given DataSet

Method Detail

hasMoreElements

public boolean hasMoreElements()

Specified by:

hasMoreElements in interface Enumeration<Sequence>

nextElement

public Sequence nextElement()

Specified by:

nextElement in interface Enumeration<Sequence>

reset

public void reset()

Description copied from interface: RecyclableSequenceEnumerator

This method enables the user to reuse this enumerator.

Specified by:

reset in interface RecyclableSequenceEnumerator

hasNext

public boolean hasNext()

Specified by:

hasNext in interface Iterator<Sequence>

next

public Sequence next()

Specified by:

next in interface Iterator<Sequence>

remove

public void remove()

Specified by:

remove in interface Iterator<Sequence>