org.dashbuilder.dataset.engine.index

Class DataSetIndexNode

java.lang.Object

org.dashbuilder.dataset.engine.index.DataSetIndexElement

org.dashbuilder.dataset.engine.index.DataSetIndexNode

Direct Known Subclasses:

DataSetFilterIndex, DataSetGroupIndex, DataSetIndex, DataSetIntervalIndex, DataSetSortIndex

public abstract class DataSetIndexNode
extends DataSetIndexElement

A DataSet index node

Constructor Summary

Constructors

Constructor and Description
DataSetIndexNode()
DataSetIndexNode(DataSetIndexNode parent, List<Integer> rows, long buildTime)

Method Summary

Modifier and Type	Method and Description
void	acceptVisitor(DataSetIndexVisitor visitor)
Object	getAggValue(String columnId, AggregateFunctionType type)
long	getEstimatedSize()
DataSetFilterIndex	getFilterIndex(ColumnFilter filter)
DataSetGroupIndex	getGroupIndex(ColumnGroup gc)
String	getGroupKey(ColumnGroup columnGroup)
DataSetIndexNode	getParent()
List<Integer>	getRows()
DataSetSortIndex	getSortIndex(DataSetSort sortOp)
DataSetFunctionIndex	indexAggValue(String columnId, AggregateFunctionType type, Object value, long buildTime)
DataSetFilterIndex	indexFilter(ColumnFilter filter, List<Integer> rows, long buildTime)
DataSetGroupIndex	indexGroup(DataSetGroupIndex index)
DataSetSortIndex	indexSort(DataSetSort sortOp, List<Integer> sortedRows, long buildTime)
void	setParent(DataSetIndexNode parent)

Methods inherited from class org.dashbuilder.dataset.engine.index.DataSetIndexElement

getBuildTime, getReuseHits, getReuseTime, reuseHit, setBuildTime, toString

Methods inherited from class java.lang.Object

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

Constructor Detail

DataSetIndexNode

public DataSetIndexNode()

DataSetIndexNode

public DataSetIndexNode(DataSetIndexNode parent,
                        List<Integer> rows,
                        long buildTime)

Method Detail

getParent

public DataSetIndexNode getParent()

setParent

public void setParent(DataSetIndexNode parent)

getRows

public List<Integer> getRows()

getEstimatedSize

public long getEstimatedSize()

Overrides:

getEstimatedSize in class DataSetIndexElement

acceptVisitor

public void acceptVisitor(DataSetIndexVisitor visitor)

Overrides:

acceptVisitor in class DataSetIndexElement

indexAggValue

public DataSetFunctionIndex indexAggValue(String columnId,
                                          AggregateFunctionType type,
                                          Object value,
                                          long buildTime)

getAggValue

public Object getAggValue(String columnId,
                          AggregateFunctionType type)

indexGroup

public DataSetGroupIndex indexGroup(DataSetGroupIndex index)

getGroupIndex

public DataSetGroupIndex getGroupIndex(ColumnGroup gc)

getGroupKey

public String getGroupKey(ColumnGroup columnGroup)

indexFilter

public DataSetFilterIndex indexFilter(ColumnFilter filter,
                                      List<Integer> rows,
                                      long buildTime)

getFilterIndex

public DataSetFilterIndex getFilterIndex(ColumnFilter filter)

indexSort

public DataSetSortIndex indexSort(DataSetSort sortOp,
                                  List<Integer> sortedRows,
                                  long buildTime)

getSortIndex

public DataSetSortIndex getSortIndex(DataSetSort sortOp)