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java.lang.Objectorg.apache.struts2.views.jasperreports.ValueStackDataSource
public class ValueStackDataSource
Ported to Struts.
| Constructor Summary | |
|---|---|
ValueStackDataSource(com.opensymphony.xwork2.util.ValueStack valueStack,
String dataSourceParam,
boolean wrapField)
Create a value stack data source on the given iterable property |
|
| Method Summary | |
|---|---|
Object |
getFieldValue(net.sf.jasperreports.engine.JRField field)
Get the value of a given field |
void |
moveFirst()
Move to the first item. |
boolean |
next()
Is there any more data |
| Methods inherited from class java.lang.Object |
|---|
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait |
| Constructor Detail |
|---|
public ValueStackDataSource(com.opensymphony.xwork2.util.ValueStack valueStack,
String dataSourceParam,
boolean wrapField)
valueStack - The value stack to base the data source ondataSourceParam - The property to iterate over for the report| Method Detail |
|---|
public Object getFieldValue(net.sf.jasperreports.engine.JRField field)
throws net.sf.jasperreports.engine.JRException
getFieldValue in interface net.sf.jasperreports.engine.JRDataSourcefield - The field to get the value for. The expression language to get the value
of the field is either taken from the description property or from the name of the field
if the description is null.
Object containing the field value or a new
ValueStackDataSource object if the field value evaluates to
an object that can be iterated over.
net.sf.jasperreports.engine.JRException - if there is a problem obtaining the value
public void moveFirst()
throws net.sf.jasperreports.engine.JRException
moveFirst in interface net.sf.jasperreports.engine.JRRewindableDataSourcenet.sf.jasperreports.engine.JRException - if there is a problem with moving to the first
data element
public boolean next()
throws net.sf.jasperreports.engine.JRException
next in interface net.sf.jasperreports.engine.JRDataSourcetrue if there are more elements to iterate over and
false otherwise
net.sf.jasperreports.engine.JRException - if there is a problem determining whether there
is more data
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