org.opennms.netmgt.jasper.measurement

Class EmptyJRDataSource

java.lang.Object

org.opennms.netmgt.jasper.measurement.EmptyJRDataSource

All Implemented Interfaces:

net.sf.jasperreports.engine.JRDataSource, net.sf.jasperreports.engine.JRRewindableDataSource

public class EmptyJRDataSource
extends Object
implements net.sf.jasperreports.engine.JRRewindableDataSource

An empty or nullable data source implementation.

Constructor Summary

Constructors

Constructor and Description
EmptyJRDataSource()

Method Summary

Modifier and Type	Method and Description
Object	getFieldValue(net.sf.jasperreports.engine.JRField jrField)
void	moveFirst()
boolean	next()

Methods inherited from class java.lang.Object

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

Constructor Detail

EmptyJRDataSource

public EmptyJRDataSource()

Method Detail

getFieldValue

public Object getFieldValue(net.sf.jasperreports.engine.JRField jrField)
                     throws net.sf.jasperreports.engine.JRException

Specified by:

getFieldValue in interface net.sf.jasperreports.engine.JRDataSource

Throws:

net.sf.jasperreports.engine.JRException

next

public boolean next()
             throws net.sf.jasperreports.engine.JRException

Specified by:

next in interface net.sf.jasperreports.engine.JRDataSource

Throws:

net.sf.jasperreports.engine.JRException

moveFirst

public void moveFirst()
               throws net.sf.jasperreports.engine.JRException

Specified by:

moveFirst in interface net.sf.jasperreports.engine.JRRewindableDataSource

Throws:

net.sf.jasperreports.engine.JRException