com.espertech.esper.common.internal.epl.agg.core

Class AggregationGroupByRollupLevel

java.lang.Object

com.espertech.esper.common.internal.epl.agg.core.AggregationGroupByRollupLevel

public class AggregationGroupByRollupLevel
extends Object

Constructor Summary

Constructors

Constructor and Description
AggregationGroupByRollupLevel(int levelNumber, int levelOffset, int[] rollupKeys)

Method Summary

Modifier and Type	Method and Description
HashableMultiKey	computeMultiKey(Object subkey, int numExpected)
Object	computeSubkey(Object groupKey)
int	getAggregationOffset()
int	getLevelNumber()
int[]	getRollupKeys()
boolean	isAggregationTop()
CodegenExpression	toExpression()
String	toString()

Methods inherited from class java.lang.Object

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

Constructor Detail

AggregationGroupByRollupLevel

public AggregationGroupByRollupLevel(int levelNumber,
                                     int levelOffset,
                                     int[] rollupKeys)

Method Detail

getLevelNumber

public int getLevelNumber()

getAggregationOffset

public int getAggregationOffset()

toExpression

public CodegenExpression toExpression()

isAggregationTop

public boolean isAggregationTop()

getRollupKeys

public int[] getRollupKeys()

computeSubkey

public Object computeSubkey(Object groupKey)

toString

public String toString()

Overrides:

toString in class Object

computeMultiKey

public HashableMultiKey computeMultiKey(Object subkey,
                                        int numExpected)