org.verdictdb.core.aggresult

Class AggregateFrame

java.lang.Object

org.verdictdb.core.aggresult.AggregateFrame

All Implemented Interfaces:

Serializable

public class AggregateFrame
extends Object
implements Serializable

Represents a data frame (after aggregation).

Author:

Yongjoo Park

See Also:

Serialized Form

Constructor Summary

Constructors

Constructor and Description
AggregateFrame(List<String> orderedColumnNames)

Method Summary

Modifier and Type	Method and Description
void	addRow(AggregateGroup group, AggregateMeasures measures)
void	addRow(AggregateMeasures measures)
static AggregateFrame	empty()
static AggregateFrame	fromDmbsQueryResult(DbmsQueryResult result, List<String> nonaggColumns, List<AggNameAndType> aggColumns)
List<String>	getColumnNames()
List<Integer>	getColumnTypes()
AggregateMeasures	getMeasures()
AggregateMeasures	getMeasures(AggregateGroup group)
Set<Map.Entry<AggregateGroup,AggregateMeasures>>	groupAndMeasuresSet()
void	setColumnTypes(List<Integer> columnTypes)
DbmsQueryResult	toDbmsQueryResult()
String	toString()

Methods inherited from class java.lang.Object

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

Constructor Detail

AggregateFrame

public AggregateFrame(List<String> orderedColumnNames)
               throws VerdictDBValueException

Throws:

VerdictDBValueException

Method Detail

empty

public static AggregateFrame empty()

fromDmbsQueryResult

public static AggregateFrame fromDmbsQueryResult(DbmsQueryResult result,
                                                 List<String> nonaggColumns,
                                                 List<AggNameAndType> aggColumns)
                                          throws VerdictDBValueException

Throws:

VerdictDBValueException

toDbmsQueryResult

public DbmsQueryResult toDbmsQueryResult()

setColumnTypes

public void setColumnTypes(List<Integer> columnTypes)

getColumnTypes

public List<Integer> getColumnTypes()

getColumnNames

public List<String> getColumnNames()

addRow

public void addRow(AggregateGroup group,
                   AggregateMeasures measures)

addRow

public void addRow(AggregateMeasures measures)

getMeasures

public AggregateMeasures getMeasures(AggregateGroup group)

getMeasures

public AggregateMeasures getMeasures()
                              throws VerdictDBValueException

Throws:

VerdictDBValueException

groupAndMeasuresSet

public Set<Map.Entry<AggregateGroup,AggregateMeasures>> groupAndMeasuresSet()

toString

public String toString()

Overrides:

toString in class Object