org.apache.kylin.storage.hbase.cube.v1.coprocessor.observer

Class ObserverEnabler

java.lang.Object

org.apache.kylin.storage.hbase.cube.v1.coprocessor.observer.ObserverEnabler

public class ObserverEnabler
extends Object

Author:

yangli9

Constructor Summary

Constructors

Constructor and Description
ObserverEnabler()

Method Summary

Methods

Modifier and Type	Method and Description
static void	enableCoprocessorIfBeneficial(org.apache.kylin.cube.CubeInstance cube, Collection<org.apache.kylin.metadata.model.TblColRef> groupBy, Collection<RowValueDecoder> rowValueDecoders, org.apache.kylin.storage.StorageContext context)
static void	forceCoprocessorOff()
static void	forceCoprocessorOn()
static void	forceCoprocessorUnset()
static Map<String,Boolean>	getCubeOverrides()
static String	getForceCoprocessor()
static org.apache.hadoop.hbase.client.ResultScanner	scanWithCoprocessorIfBeneficial(org.apache.kylin.cube.CubeSegment segment, org.apache.kylin.cube.cuboid.Cuboid cuboid, org.apache.kylin.metadata.filter.TupleFilter tupleFiler, Collection<org.apache.kylin.metadata.model.TblColRef> groupBy, Collection<RowValueDecoder> rowValueDecoders, org.apache.kylin.storage.StorageContext context, org.apache.hadoop.hbase.client.HTableInterface table, org.apache.hadoop.hbase.client.Scan scan)
static void	updateCubeOverride(String cubeName, String force)

Methods inherited from class java.lang.Object

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

Constructor Detail

ObserverEnabler

public ObserverEnabler()

Method Detail

scanWithCoprocessorIfBeneficial

public static org.apache.hadoop.hbase.client.ResultScanner scanWithCoprocessorIfBeneficial(org.apache.kylin.cube.CubeSegment segment,
                                                                           org.apache.kylin.cube.cuboid.Cuboid cuboid,
                                                                           org.apache.kylin.metadata.filter.TupleFilter tupleFiler,
                                                                           Collection<org.apache.kylin.metadata.model.TblColRef> groupBy,
                                                                           Collection<RowValueDecoder> rowValueDecoders,
                                                                           org.apache.kylin.storage.StorageContext context,
                                                                           org.apache.hadoop.hbase.client.HTableInterface table,
                                                                           org.apache.hadoop.hbase.client.Scan scan)
                                                                                    throws IOException

Throws:

IOException

enableCoprocessorIfBeneficial

public static void enableCoprocessorIfBeneficial(org.apache.kylin.cube.CubeInstance cube,
                                 Collection<org.apache.kylin.metadata.model.TblColRef> groupBy,
                                 Collection<RowValueDecoder> rowValueDecoders,
                                 org.apache.kylin.storage.StorageContext context)

forceCoprocessorOn

public static void forceCoprocessorOn()

forceCoprocessorOff

public static void forceCoprocessorOff()

getForceCoprocessor

public static String getForceCoprocessor()

forceCoprocessorUnset

public static void forceCoprocessorUnset()

updateCubeOverride

public static void updateCubeOverride(String cubeName,
                      String force)

getCubeOverrides

public static Map<String,Boolean> getCubeOverrides()