Package mondrian.rolap.agg

Class SparseSegmentBody

java.lang.Object

mondrian.rolap.agg.AbstractSegmentBody

mondrian.rolap.agg.SparseSegmentBody

All Implemented Interfaces:

Serializable, SegmentBody

class SparseSegmentBody
extends AbstractSegmentBody

Implementation of a segment body which stores the data of a sparse segment data set into a dense array of java objects.

Author:

LBoudreau

Field Summary

Fields

Modifier and Type	Field	Description
(package private) Object[]	data
(package private) CellKey[]	keys

Fields inherited from class mondrian.rolap.agg.AbstractSegmentBody

axisValueSets

Constructor Summary

Constructors

Constructor	Description
SparseSegmentBody(Map<CellKey,Object> dataToSave, List<Pair<SortedSet<Comparable>,Boolean>> axes)

Method Summary

Modifier and Type	Method	Description
protected Object	getObject(int i)
protected int	getSize()	Returns the overall amount of stored elements, including those, that are considered to be null.
Map<CellKey,Object>	getValueMap()	Converts contents of this segment into a cellkey/value map.

Methods inherited from class mondrian.rolap.agg.AbstractSegmentBody

getAxisValueSets, getEffectiveSize, getNullAxisFlags, getNullValueIndicators, getValueArray

Methods inherited from class java.lang.Object

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

Field Detail

keys

final CellKey[] keys

data

final Object[] data

Constructor Detail

SparseSegmentBody

SparseSegmentBody(Map<CellKey,Object> dataToSave,
                  List<Pair<SortedSet<Comparable>,Boolean>> axes)

Method Detail

getSize

protected int getSize()

Description copied from class: AbstractSegmentBody

Returns the overall amount of stored elements, including those, that are considered to be null.

Specified by:

getSize in class AbstractSegmentBody

Returns:

the size of stored data

getObject

protected Object getObject(int i)

Specified by:

getObject in class AbstractSegmentBody

getValueMap

public Map<CellKey,Object> getValueMap()

Description copied from interface: SegmentBody

Converts contents of this segment into a cellkey/value map. Use only for sparse segments.

Specified by:

getValueMap in interface SegmentBody

Overrides:

getValueMap in class AbstractSegmentBody

Returns:

Map containing cell values keyed by their coordinates