net.sf.jasperreports.olap
Class JROlapDataSource

java.lang.Object
  net.sf.jasperreports.olap.JROlapDataSource

All Implemented Interfaces:

JRDataSource, MappingMetadata

Direct Known Subclasses:

JRMondrianDataSource

public class JROlapDataSource
extends java.lang.Object
implements JRDataSource, MappingMetadata

Version:

$Id: JROlapDataSource.java 3678 2010-04-02 12:13:06Z shertage $

Author:

Lucian Chirita (lucianc@users.sourceforge.net)

Nested Class Summary

protected class	JROlapDataSource.DataFieldMatcher
protected class	JROlapDataSource.FieldMatcher
protected class	JROlapDataSource.MemberFieldMatcher

Field Summary

protected JROlapResultAxis[]	axes
protected int[]	axisPositions
protected boolean	dataField
protected java.util.Map	fieldMatchers
protected int[][]	fieldsMaxDepths
protected java.util.Map	fieldValues
protected boolean	first
protected int	hierarchiesCount
protected boolean	iterate
protected boolean[]	iteratePositions
protected int[][]	maxDepths
protected JROlapResult	olapResult
protected JROlapHierarchy[][]	queryHierarchies

Constructor Summary

JROlapDataSource(JRDataset dataset, JROlapResult result)

Method Summary

int	getDimensionIndex(Axis axis, java.lang.String dimension)
protected java.lang.String	getFieldMapping(JRField field)
java.lang.Object	getFieldValue(JRField jrField) Convert the value of the data type of the Field
int	getLevelDepth(TuplePosition pos, java.lang.String levelName)
int	getTuplePosition(int axisIndex, Tuple tuple)
boolean	next() Tries to position the cursor on the next element in the data source.
protected boolean	nextPositions()
protected void	processMemberInfo(Member member)
protected void	setMatchMemberDepth(Member memberInfo, JROlapMember member)

Methods inherited from class java.lang.Object

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

Field Detail

olapResult

protected final JROlapResult olapResult

axes

protected JROlapResultAxis[] axes

queryHierarchies

protected final JROlapHierarchy[][] queryHierarchies

hierarchiesCount

protected final int hierarchiesCount

fieldMatchers

protected java.util.Map fieldMatchers

fieldsMaxDepths

protected int[][] fieldsMaxDepths

iteratePositions

protected boolean[] iteratePositions

iterate

protected boolean iterate

dataField

protected boolean dataField

fieldValues

protected java.util.Map fieldValues

axisPositions

protected int[] axisPositions

first

protected boolean first

maxDepths

protected int[][] maxDepths

Constructor Detail

JROlapDataSource

public JROlapDataSource(JRDataset dataset,
                        JROlapResult result)

Method Detail

next

public boolean next()
             throws JRException

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

Throws:

JRException - if any error occurs while trying to move to the next element

nextPositions

protected boolean nextPositions()

getFieldValue

public java.lang.Object getFieldValue(JRField jrField)
                               throws JRException

Convert the value of the data type of the Field

Specified by:

getFieldValue in interface JRDataSource

Parameters:

jrField - the Field whose type has to be converted

Returns:

value of field in the requested type

Throws:

JRException

getFieldMapping

protected java.lang.String getFieldMapping(JRField field)

processMemberInfo

protected void processMemberInfo(Member member)

getDimensionIndex

public int getDimensionIndex(Axis axis,
                             java.lang.String dimension)

Specified by:

getDimensionIndex in interface MappingMetadata

getLevelDepth

public int getLevelDepth(TuplePosition pos,
                         java.lang.String levelName)

Specified by:

getLevelDepth in interface MappingMetadata

setMatchMemberDepth

protected void setMatchMemberDepth(Member memberInfo,
                                   JROlapMember member)

getTuplePosition

public int getTuplePosition(int axisIndex,
                            Tuple tuple)

Specified by:

getTuplePosition in interface MappingMetadata