net.sf.jasperreports.engine.data
Class JRMapCollectionDataSource

java.lang.Object
  net.sf.jasperreports.engine.data.JRMapCollectionDataSource

All Implemented Interfaces:

JRDataSource, JRRewindableDataSource

public class JRMapCollectionDataSource
extends java.lang.Object
implements JRRewindableDataSource

Version:

$Id: JRMapCollectionDataSource.java 1229 2006-04-19 10:27:35Z teodord $

Author:

Teodor Danciu (teodord@users.sourceforge.net)

Constructor Summary

JRMapCollectionDataSource(java.util.Collection col)

Method Summary

java.lang.Object	getFieldValue(JRField field) Gets the field value for the current position.
void	moveFirst() Moves back to the first element in the data source.
boolean	next() Tries to position the cursor on the next element in the data source.

Methods inherited from class java.lang.Object

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

Constructor Detail

JRMapCollectionDataSource

public JRMapCollectionDataSource(java.util.Collection col)

Method Detail

next

public boolean next()

Description copied from interface: JRDataSource

Tries to position the cursor on the next element in the data source.

Specified by:

next in interface JRDataSource

Returns:

true if there is a next record, false otherwise

getFieldValue

public java.lang.Object getFieldValue(JRField field)

Description copied from interface: JRDataSource

Gets the field value for the current position.

Specified by:

getFieldValue in interface JRDataSource

Returns:

an object containing the field value. The object type must be the field object type.

moveFirst

public void moveFirst()

Description copied from interface: JRRewindableDataSource

Moves back to the first element in the data source.

Specified by:

moveFirst in interface JRRewindableDataSource