/*
* Copyright (C) 2012 eXo Platform SAS.
*
* This is free software; you can redistribute it and/or modify it
* under the terms of the GNU Lesser General Public License as
* published by the Free Software Foundation; either version 2.1 of
* the License, or (at your option) any later version.
*
* This software is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this software; if not, write to the Free
* Software Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA
* 02110-1301 USA, or see the FSF site: http://www.fsf.org.
*/
package org.exoplatform.portal.mop;
import java.util.Iterator;
/**
* A query result.
*
* @author <a href="mailto:julien.viet@exoplatform.com">Julien Viet</a>
*/
public final class QueryResult<T> implements Iterable<T> {
/** The result first item offset. */
private final int from;
/** The result item size. */
private final int size;
/** The items. */
private final Iterable<T> items;
public QueryResult(int from, int size, Iterable<T> items) {
this.from = from;
this.items = items;
this.size = size;
}
/**
* Returns the index of the first item in the result.
*
* @return the first index
*/
public int getFrom() {
return from;
}
/**
* Returns the number of items returned.
*
* @return the number of items
*/
public int getSize() {
return size;
}
/**
* Returns the index of the item following the last item in the result.
*
* @return the last index
*/
public int getTo() {
return from + size;
}
@Override
public Iterator<T> iterator() {
return items.iterator();
}
}