net.sf.jasperreports.engine

Interface JRRewindableDataSource

All Superinterfaces:

JRDataSource

All Known Implementing Classes:

AbstractPoiXlsDataSource, AbstractXlsDataSource, AbstractXmlDataSource, ColumnValuesDataSource, ExcelDataSource, JaxenXmlDataSource, JRAbstractBeanDataSource, JRBeanArrayDataSource, JRBeanCollectionDataSource, JREmptyDataSource, JRHibernateIterateDataSource, JRHibernateListDataSource, JRHibernateScrollDataSource, JRJpaDataSource, JRMapArrayDataSource, JRMapCollectionDataSource, JRSortableDataSource, JRTableModelDataSource, JRXlsDataSource, JRXlsxDataSource, JRXmlDataSource, JsonDataSource, ListOfArrayDataSource, SortedDataSource, XalanXmlDataSource, XlsDataSource

public interface JRRewindableDataSource
extends JRDataSource

This interface represents a data source which can go back to the first element.

Version:

$Id: JRRewindableDataSource.java 5878 2013-01-07 20:23:13Z teodord $

Author:

Teodor Danciu (teodord@users.sourceforge.net)

Method Summary

Methods

Modifier and Type	Method and Description
void	moveFirst() Moves back to the first element in the data source.

Methods inherited from interface net.sf.jasperreports.engine.JRDataSource

getFieldValue, next

Method Detail

moveFirst

void moveFirst()
               throws JRException

Moves back to the first element in the data source.

Throws:

JRException