com.ontimize.report.engine.dynamicjasper

Class EntityDataSource

java.lang.Object

com.ontimize.report.engine.dynamicjasper.EntityDataSource

All Implemented Interfaces:

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

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

Wrappers a Ontimize Entity into a Jasper data source to allow allow fill reports without data transformation.

This data source can rewinds the internal index and return to first element.

Since:

07/11/2008

Author:

Imatia Innovation S.L.

See Also:

JRDataSource, JRRewindableDataSource, JasperFillManager#fillReport(JasperReport, String, Map, JRDataSource)

Field Summary

Fields

Modifier and Type	Field and Description
protected Entity	entity
protected String[]	keys
protected Hashtable	keysValues
protected EntityResult	result
protected int	sessionId

Constructor Summary

Constructors

Constructor and Description
EntityDataSource(int sessionId, Entity entity)

Method Summary

Methods

Modifier and Type	Method and Description
protected EntityResult	doQuery()
Object	getFieldValue(net.sf.jasperreports.engine.JRField field)
void	moveFirst()
boolean	next()
void	setKeys(String[] keys) Set entity keys list.
void	setKeysValues(Map kv) Set the filter keys values.

Methods inherited from class java.lang.Object

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

Field Detail

sessionId

protected int sessionId

entity

protected Entity entity

keys

protected String[] keys

keysValues

protected Hashtable keysValues

result

protected EntityResult result

Constructor Detail

EntityDataSource

public EntityDataSource(int sessionId,
                Entity entity)

Method Detail

getFieldValue

public Object getFieldValue(net.sf.jasperreports.engine.JRField field)
                     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()

Specified by:

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

setKeys

public void setKeys(String[] keys)

Set entity keys list.

Parameters:

keys - Entity keys list

setKeysValues

public void setKeysValues(Map kv)

Set the filter keys values.

If keys attribute is null, the query is filter by all keys. If keys attribute is not null, only given keys are choosed.

Parameters:

kv - Keys values

doQuery

protected EntityResult doQuery()
                        throws net.sf.jasperreports.engine.JRException

Throws:

net.sf.jasperreports.engine.JRException