Class AggregationLike<AL extends AggregationLike<AL>>

java.lang.Object

cool.scx.data.aggregation.AggregationLike<AL>

Type Parameters:

AL - AL

All Implemented Interfaces:

Aggregation

Direct Known Subclasses:

Agg, GroupBy

public abstract class AggregationLike<AL extends AggregationLike<AL>>
extends Object
implements Aggregation

AggregationLike

Version:

0.0.1

Author:

scx567888

Constructor Summary

Constructors

Constructor	Description
AggregationLike()

Method Summary

Modifier and Type	Method	Description
AL	agg(String alias, String expression)	追加 聚合
AL	aggs(Agg... aggs)	设置 聚合列
AL	clearAggs()	清除 所有聚合列
AL	clearGroupBys()	清除 所有分组
Agg[]	getAggs()	获取 聚合列
GroupBy[]	getGroupBys()	获取 分组
AL	groupBy(String fieldName)	追加 分组
AL	groupBy(String alias, String expression)	追加 分组
AL	groupBys(GroupBy... groupBys)	设置 分组
protected abstract AggregationImpl	toAggregation()

Methods inherited from class java.lang.Object

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

Constructor Details

AggregationLike

public AggregationLike()

Method Details

groupBys

public AL groupBys(GroupBy... groupBys)

Description copied from interface: Aggregation

设置 分组

Specified by:

groupBys in interface Aggregation

aggs

public AL aggs(Agg... aggs)

Description copied from interface: Aggregation

设置 聚合列

Specified by:

aggs in interface Aggregation

getGroupBys

public GroupBy[] getGroupBys()

Description copied from interface: Aggregation

获取 分组

Specified by:

getGroupBys in interface Aggregation

getAggs

public Agg[] getAggs()

Description copied from interface: Aggregation

获取 聚合列

Specified by:

getAggs in interface Aggregation

clearGroupBys

public AL clearGroupBys()

Description copied from interface: Aggregation

清除 所有分组

Specified by:

clearGroupBys in interface Aggregation

clearAggs

public AL clearAggs()

Description copied from interface: Aggregation

清除 所有聚合列

Specified by:

clearAggs in interface Aggregation

groupBy

public AL groupBy(String fieldName)

Description copied from interface: Aggregation

追加 分组

Specified by:

groupBy in interface Aggregation

groupBy

public AL groupBy(String alias,
 String expression)

Description copied from interface: Aggregation

追加 分组

Specified by:

groupBy in interface Aggregation

agg

public AL agg(String alias,
 String expression)

Description copied from interface: Aggregation

追加 聚合

Specified by:

agg in interface Aggregation

toAggregation

protected abstract AggregationImpl toAggregation()