net.sf.jasperreports.data.cache.IndexColumnValueIterator Maven / Gradle / Ivy
/*
* JasperReports - Free Java Reporting Library.
* Copyright (C) 2001 - 2016 TIBCO Software Inc. All rights reserved.
* http://www.jaspersoft.com
*
* Unless you have purchased a commercial license agreement from Jaspersoft,
* the following license terms apply:
*
* This program is part of JasperReports.
*
* JasperReports 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 3 of the License, or
* (at your option) any later version.
*
* JasperReports 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 JasperReports. If not, see .
*/
package net.sf.jasperreports.data.cache;
/**
* @author Lucian Chirita ([email protected])
*/
public abstract class IndexColumnValueIterator implements ColumnValuesIterator
{
private final int size;
protected int currentIndex;
public IndexColumnValueIterator(int size)
{
this.size = size;
this.currentIndex = -1;
}
@Override
public void moveFirst()
{
this.currentIndex = -1;
}
@Override
public boolean next()
{
if (currentIndex + 1 >= size)
{
return false;
}
++currentIndex;
return true;
}
}