net.sf.mmm.search.impl.lucene

Class LuceneFieldNameIterator

java.lang.Object

net.sf.mmm.util.collection.base.AbstractIterator<String>

net.sf.mmm.search.impl.lucene.LuceneFieldNameIterator

All Implemented Interfaces:

Iterator<String>

public final class LuceneFieldNameIterator
extends AbstractIterator<String>

This class iterates the names of all fields (properties) of a given Document.

Author:

Joerg Hohwiller (hohwille at users.sourceforge.net)

Field Summary

Fields

Modifier and Type	Field and Description
private Iterator<org.apache.lucene.document.Fieldable>	enumeration The enumeration to adapt.

Constructor Summary

Constructors

Constructor and Description
LuceneFieldNameIterator(org.apache.lucene.document.Document luceneDocument) The constructor.

Method Summary

Modifier and Type	Method and Description
protected String	findNext() This method tries to find the next element.

Methods inherited from class net.sf.mmm.util.collection.base.AbstractIterator

findFirst, hasNext, next, remove

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

Field Detail

enumeration

private Iterator<org.apache.lucene.document.Fieldable> enumeration

The enumeration to adapt.

Constructor Detail

LuceneFieldNameIterator

public LuceneFieldNameIterator(org.apache.lucene.document.Document luceneDocument)

The constructor.

Parameters:

luceneDocument - is the lucene document whose field names should be iterated.

Method Detail

findNext

protected String findNext()

This method tries to find the next element.

Specified by:

findNext in class AbstractIterator<String>

Returns:

the next element or null if done.