net.sf.jasperreports.engine.data

Class ListOfArrayDataSource

java.lang.Object

net.sf.jasperreports.engine.data.ListOfArrayDataSource

All Implemented Interfaces:

JRDataSource, JRRewindableDataSource

public class ListOfArrayDataSource
extends Object
implements JRRewindableDataSource

Author:

Teodor Danciu (teodord@users.sourceforge.net)

Field Summary

Fields

Modifier and Type	Field and Description
protected Object[]	currentRecord
static String	EXCEPTION_MESSAGE_KEY_FIELD_NOT_FOUND

Constructor Summary

Constructors

Constructor and Description
ListOfArrayDataSource(List<Object[]> records, String[] columnNames)

Method Summary

Methods

Modifier and Type	Method and Description
Object	getFieldValue(JRField jrField) 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.
int	size()

Methods inherited from class java.lang.Object

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

Field Detail

EXCEPTION_MESSAGE_KEY_FIELD_NOT_FOUND

public static final String EXCEPTION_MESSAGE_KEY_FIELD_NOT_FOUND

See Also:

Constant Field Values

currentRecord

protected Object[] currentRecord

Constructor Detail

ListOfArrayDataSource

public ListOfArrayDataSource(List<Object[]> records,
                     String[] columnNames)

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 Object getFieldValue(JRField jrField)

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

size

public int size()