jdbreport.source
Interface ReportDataSet

All Superinterfaces:

Cloneable

All Known Subinterfaces:

MasterDataSet

All Known Implementing Classes:

AbstractDataSet, ArrayDataSet, BufferedDataSet, IterableDataSet, IteratorDataSet, JdbcDataSet, MapDataSet, ObjectDataSet, ReflectDataSet

public interface ReportDataSet
extends Cloneable

Version:

1.4 15.03.2010

Author:

Andrey Kholmanskih

Method Summary

Object	clone()
Collection<String>	getColumnNames() Returns names' collection of columns or properties
Object	getCurrentObject() Returns a current object, can be null
String	getId()
String	getMasterId() Returns id of the leading DataSet
and.dbcomp.DataSetParams	getParams() Returns parameters
Object	getValue(String name) Returns value from the current record (object) by the name
boolean	hasNext()
boolean	next() Moves the cursor on the next record (object) in the DataSet
boolean	reopen() Reopens the DataSet when the MasterDataSet changes parameters

Method Detail

getId

String getId()

Returns:

DataSet id

next

boolean next()
             throws ReportException

Moves the cursor on the next record (object) in the DataSet

Returns:

true if successful

Throws:

ReportException

getValue

Object getValue(String name)
                throws ReportException

Returns value from the current record (object) by the name

Parameters:

name - - the column's name or the property's name

Returns:

value by the name

Throws:

ReportException

getColumnNames

Collection<String> getColumnNames()
                                  throws ReportException

Returns names' collection of columns or properties

Returns:

names of columns or properties

Throws:

ReportException

getCurrentObject

Object getCurrentObject()

Returns a current object, can be null

Returns:

- current object

getParams

and.dbcomp.DataSetParams getParams()
                                   throws ReportException

Returns parameters

Returns:

parameters

Throws:

ReportException

getMasterId

String getMasterId()

Returns id of the leading DataSet

Returns:

masterId property

reopen

boolean reopen()
               throws ReportException

Reopens the DataSet when the MasterDataSet changes parameters

Returns:

true if not eof

Throws:

ReportException

clone

Object clone()

hasNext

boolean hasNext()