io.druid.query.groupby.orderby

Class NoopLimitSpec

java.lang.Object

io.druid.query.groupby.orderby.NoopLimitSpec

All Implemented Interfaces:

Cacheable, LimitSpec

public final class NoopLimitSpec
extends Object
implements LimitSpec

Field Summary

Fields

Modifier and Type	Field and Description
static NoopLimitSpec	INSTANCE

Method Summary

Modifier and Type	Method and Description
com.google.common.base.Function<Sequence<Row>,Sequence<Row>>	build(List<DimensionSpec> dimensions, List<AggregatorFactory> aggs, List<PostAggregator> postAggs, Granularity granularity, boolean sortByDimsFirst) Returns a function that applies a limit to an input sequence that is assumed to be sorted on dimensions.
boolean	equals(Object other)
byte[]	getCacheKey() Get a byte array used as a cache key.
int	hashCode()
static NoopLimitSpec	instance()
LimitSpec	merge(LimitSpec other)
String	toString()

Methods inherited from class java.lang.Object

clone, finalize, getClass, notify, notifyAll, wait, wait, wait

Methods inherited from interface io.druid.query.groupby.orderby.LimitSpec

nullToNoopLimitSpec

Field Detail

INSTANCE

public static final NoopLimitSpec INSTANCE

Method Detail

instance

public static NoopLimitSpec instance()

build

public com.google.common.base.Function<Sequence<Row>,Sequence<Row>> build(List<DimensionSpec> dimensions,
                                                                          List<AggregatorFactory> aggs,
                                                                          List<PostAggregator> postAggs,
                                                                          Granularity granularity,
                                                                          boolean sortByDimsFirst)

Description copied from interface: LimitSpec

Returns a function that applies a limit to an input sequence that is assumed to be sorted on dimensions.

Specified by:

build in interface LimitSpec

Parameters:

dimensions - query dimensions

aggs - query aggregators

postAggs - query postAggregators

granularity - query granularity

sortByDimsFirst - 'sortByDimsFirst' value in queryContext

Returns:

limit function

merge

public LimitSpec merge(LimitSpec other)

Specified by:

merge in interface LimitSpec

toString

public String toString()

Overrides:

toString in class Object

equals

public boolean equals(Object other)

Overrides:

equals in class Object

hashCode

public int hashCode()

Overrides:

hashCode in class Object

getCacheKey

public byte[] getCacheKey()

Description copied from interface: Cacheable

Get a byte array used as a cache key.

Specified by:

getCacheKey in interface Cacheable

Returns:

a cache key