cn.org.atool.fluent.mybatis.segment

类 AggregateSegment<S extends AggregateSegment<S,Q,R>,Q extends IBaseQuery<?,Q>,R>

java.lang.Object

cn.org.atool.fluent.mybatis.segment.BaseSegment<R,Q>

cn.org.atool.fluent.mybatis.segment.AggregateSegment<S,Q,R>

直接已知子类:

HavingBase, SelectorBase

public abstract class AggregateSegment<S extends AggregateSegment<S,Q,R>,Q extends IBaseQuery<?,Q>,R>
extends BaseSegment<R,Q>

聚合函数

作者:

wudarui

字段概要

字段

限定符和类型	字段和说明
protected IAggregate	aggregate
S	and
S	avg
S	count
S	group_concat
S	max
S	min
protected S	origin 聚合对象max,min,sum...等实例的原始实例来源(aggregate=null)
S	sum

从类继承的字段 cn.org.atool.fluent.mybatis.segment.BaseSegment

current, wrapper

构造器概要

构造器

限定符	构造器和说明
protected	AggregateSegment(Q query)
protected	AggregateSegment(S origin, IAggregate aggregate)

方法概要

限定符和类型	方法和说明
protected abstract S	aggregateSegment(IAggregate aggregate) 构造聚合选择器
protected S	getOrigin()

从类继承的方法 cn.org.atool.fluent.mybatis.segment.BaseSegment

apply, byEntity, byExclude, columnWithAlias, currentWithAlias, end, fieldMapping, get, set

从类继承的方法 java.lang.Object

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

字段详细资料

and

public final S extends AggregateSegment<S,Q,R> and

origin

protected S extends AggregateSegment<S,Q,R> origin

聚合对象max,min,sum...等实例的原始实例来源(aggregate=null)

aggregate

protected final IAggregate aggregate

max

public S extends AggregateSegment<S,Q,R> max

min

public S extends AggregateSegment<S,Q,R> min

sum

public S extends AggregateSegment<S,Q,R> sum

avg

public S extends AggregateSegment<S,Q,R> avg

count

public S extends AggregateSegment<S,Q,R> count

group_concat

public S extends AggregateSegment<S,Q,R> group_concat

构造器详细资料

AggregateSegment

protected AggregateSegment(Q query)

AggregateSegment

protected AggregateSegment(S origin,
                           IAggregate aggregate)

方法详细资料

aggregateSegment

protected abstract S aggregateSegment(IAggregate aggregate)

构造聚合选择器

参数:

aggregate - 聚合函数接口

返回:

S

getOrigin

protected S getOrigin()