程序包 io.github.burukeyou.dataframe.iframe

类 JDFrameImpl<T>

java.lang.Object

io.github.burukeyou.dataframe.iframe.AbstractCommonFrame<T>

io.github.burukeyou.dataframe.iframe.AbstractDataFrameImpl<T>

io.github.burukeyou.dataframe.iframe.JDFrameImpl<T>

所有已实现的接口:

IFrame<T>, JDFrame<T>, Iterable<T>

public class JDFrameImpl<T>
extends AbstractDataFrameImpl<T>
implements JDFrame<T>

作者:

caizhihao

字段概要

字段

修饰符和类型	字段	说明
List<T>	dataList

从类继承的字段 io.github.burukeyou.dataframe.iframe.AbstractCommonFrame

fieldList, MSG

构造器概要

构造器

构造器	说明
JDFrameImpl(List<T> list)

方法概要

修饰符和类型	方法	说明
JDFrame<FI2<T,Integer>>	addRankingSameCol(Comparator<T> comparator)	Add ranking columns by comparator Ranking logic, the same value means the Ranking is the same.
JDFrame<T>	addRankingSameCol(Comparator<T> comparator, SetFunction<T,Integer> set)	Add ranking column to a certain column by Comparator
<R extends Comparable<R>> JDFrame<FI2<T,Integer>>	addRankingSameColAsc(java.util.function.Function<T,R> function)	Add ranking columns by field
<R extends Comparable<R>> JDFrame<T>	addRankingSameColAsc(java.util.function.Function<T,R> function, SetFunction<T,Integer> set)	Add ranking column to a certain column by field
<R extends Comparable<R>> JDFrame<T>	addRankingSameColDesc(java.util.function.Function<T,R> function, SetFunction<T,Integer> set)	Add ranking column to a certain column by field
JDFrame<FI2<T,Integer>>	addSortNoCol()	ddd ordinal column
JDFrame<T>	addSortNoCol(SetFunction<T,Integer> set)	Add a numbered column to a specific column
JDFrame<FI2<T,Integer>>	addSortNoCol(Comparator<T> comparator)	Sort by comparator first, then add ordinal columns
<R extends Comparable<R>> JDFrame<FI2<T,Integer>>	addSortNoCol(java.util.function.Function<T,R> function)	Sort by Field value first, then add ordinal columns
JDFrame<T>	append(T t)	add element to Frame
long	countDistinct(Comparator<T> comparator)	Calculate the quantity after deduplication
<R extends Comparable<R>> long	countDistinct(java.util.function.Function<T,R> function)	Calculate the quantity after deduplication
JDFrameImpl<T>	cutFirst(int n)	截取前n个
JDFrameImpl<T>	cutLast(int n)	Cut the last n element
JDFrame<T>	cutRankingSameAsc(Comparator<T> comparator, int n)	Cut the top n by ranking value, by comparator to ranking asc The same value is considered to have the same ranking
<R extends Comparable<R>> JDFrame<T>	cutRankingSameAsc(java.util.function.Function<T,R> function, int n)	Cut the top n by ranking value, by field to ranking asc The same value is considered to have the same ranking
JDFrame<T>	cutRankingSameDesc(Comparator<T> comparator, int n)	Cut the top n by ranking value, by comparator to ranking desc The same value is considered to have the same ranking
<R extends Comparable<R>> JDFrame<T>	cutRankingSameDesc(java.util.function.Function<T,R> function, int n)	Cut the top n by ranking value, by field to ranking desc The same value is considered to have the same ranking
JDFrame<T>	distinct()	distinct by T value
<R extends Comparable<R>> JDFrame<T>	distinct(Comparator<T> comparator)	distinct by comparator
<R extends Comparable<R>> JDFrame<T>	distinct(java.util.function.Function<T,R> function)	distinct by field value
<R> JDFrameImpl<R>	from(List<R> list)
<R> JDFrameImpl<R>	from(java.util.stream.Stream<R> stream)	Convert to other JDFrame
<K> JDFrame<FI2<K,List<T>>>	group(java.util.function.Function<T,K> key)	Group list
<K,R extends Number> JDFrame<FI2<K,BigDecimal>>	groupByAvg(java.util.function.Function<T,K> key, NumberFunction<T,R> value)	Group average
<K,J,R extends Number> JDFrame<FI3<K,J,BigDecimal>>	groupByAvg(java.util.function.Function<T,K> key, java.util.function.Function<T,J> key2, NumberFunction<T,R> value)	Group average
<K,J,H,R extends Number> JDFrame<FI4<K,J,H,BigDecimal>>	groupByAvg(java.util.function.Function<T,K> key, java.util.function.Function<T,J> key2, java.util.function.Function<T,H> key3, NumberFunction<T,R> value)	Group average
<K> JDFrame<FI2<K,Long>>	groupByCount(java.util.function.Function<T,K> key)	Group count
<K,J> JDFrame<FI3<K,J,Long>>	groupByCount(java.util.function.Function<T,K> key, java.util.function.Function<T,J> key2)	Group count
<K,J,H> JDFrame<FI4<K,J,H,Long>>	groupByCount(java.util.function.Function<T,K> key, java.util.function.Function<T,J> key2, java.util.function.Function<T,H> key3)	Group count
<K,J,V extends Comparable<? super V>> JDFrame<FI3<K,J,T>>	groupByMax(java.util.function.Function<T,K> key, java.util.function.Function<T,J> key2, java.util.function.Function<T,V> value)	Group max
<K,V extends Comparable<? super V>> JDFrame<FI2<K,T>>	groupByMax(java.util.function.Function<T,K> key, java.util.function.Function<T,V> value)	Group max
<K,J,V extends Comparable<? super V>> JDFrame<FI3<K,J,MaxMin<T>>>	groupByMaxMin(java.util.function.Function<T,K> key, java.util.function.Function<T,J> key2, java.util.function.Function<T,V> value)	Group max and min element
<K,V extends Comparable<? super V>> JDFrame<FI2<K,MaxMin<T>>>	groupByMaxMin(java.util.function.Function<T,K> key, java.util.function.Function<T,V> value)	Group max and min element
<K,J,V extends Comparable<? super V>> JDFrame<FI3<K,J,MaxMin<V>>>	groupByMaxMinValue(java.util.function.Function<T,K> key, java.util.function.Function<T,J> key2, java.util.function.Function<T,V> value)	Group max and min value
<K,V extends Comparable<? super V>> JDFrame<FI2<K,MaxMin<V>>>	groupByMaxMinValue(java.util.function.Function<T,K> key, java.util.function.Function<T,V> value)	Group max and min value
<K,J,V extends Comparable<? super V>> JDFrame<FI3<K,J,V>>	groupByMaxValue(java.util.function.Function<T,K> key, java.util.function.Function<T,J> key2, java.util.function.Function<T,V> value)	Group max value
<K,V extends Comparable<? super V>> JDFrame<FI2<K,V>>	groupByMaxValue(java.util.function.Function<T,K> key, java.util.function.Function<T,V> value)	Group max value
<K,J,V extends Comparable<? super V>> JDFrame<FI3<K,J,T>>	groupByMin(java.util.function.Function<T,K> key, java.util.function.Function<T,J> key2, java.util.function.Function<T,V> value)	Group min
<K,V extends Comparable<? super V>> JDFrame<FI2<K,T>>	groupByMin(java.util.function.Function<T,K> key, java.util.function.Function<T,V> value)	Group min
<K,J,V extends Comparable<? super V>> JDFrame<FI3<K,J,V>>	groupByMinValue(java.util.function.Function<T,K> key, java.util.function.Function<T,J> key2, java.util.function.Function<T,V> value)	Group min value
<K,V extends Comparable<? super V>> JDFrame<FI2<K,V>>	groupByMinValue(java.util.function.Function<T,K> key, java.util.function.Function<T,V> value)	Group min value
<K,R extends Number> JDFrame<FI2<K,BigDecimal>>	groupBySum(java.util.function.Function<T,K> key, NumberFunction<T,R> value)	=========================== 分组相关 =====================================
<K,J,R extends Number> JDFrame<FI3<K,J,BigDecimal>>	groupBySum(java.util.function.Function<T,K> key, java.util.function.Function<T,J> key2, NumberFunction<T,R> value)	Group summation
<K,J,H,R extends Number> JDFrame<FI4<K,J,H,BigDecimal>>	groupBySum(java.util.function.Function<T,K> key, java.util.function.Function<T,J> key2, java.util.function.Function<T,H> key3, NumberFunction<T,R> value)	Group summation
<K,R extends Number> JDFrame<FI3<K,BigDecimal,Long>>	groupBySumCount(java.util.function.Function<T,K> key, NumberFunction<T,R> value)	Group sum and count together
<K,J,R extends Number> JDFrame<FI4<K,J,BigDecimal,Long>>	groupBySumCount(java.util.function.Function<T,K> key, java.util.function.Function<T,J> key2, NumberFunction<T,R> value)	Group sum and count together
<R,K> JDFrame<R>	join(IFrame<K> other, JoinOn<T,K> on)	inner join Frame such as IFrame.join(IFrame, JoinOn, Join), but the default Join is DefaultJoin, it will automatically map to a new Frame based on the same name
<R,K> JDFrame<R>	join(IFrame<K> other, JoinOn<T,K> on, Join<T,K,R> join)	inner join Frame
<R,K> JDFrame<R>	leftJoin(IFrame<K> other, JoinOn<T,K> on)	left join Frame such as IFrame.leftJoin(IFrame, JoinOn, Join), but the default Join is DefaultJoin,
<R,K> JDFrame<R>	leftJoin(IFrame<K> other, JoinOn<T,K> on, Join<T,K,R> join)	left join Frame if connection conditions false, The callback value K for Join will be null， always keep T
<R> JDFrame<R>	map(java.util.function.Function<T,R> map)	convert to the new Frame
<R extends Number> JDFrame<T>	mapPercent(java.util.function.Function<T,R> get, SetFunction<T,BigDecimal> set)	Percentage convert such as IFrame.mapPercent(Function, SetFunction, int), but default scale is 2
<R extends Number> JDFrame<T>	mapPercent(java.util.function.Function<T,R> get, SetFunction<T,BigDecimal> set, int scale)	Percentage convert you can convert the value of a certain field to a percentage, Then assign a value to a certain column through SetFunction
JDFrame<List<T>>	partition(int n)	partition cut the matrix into multiple small matrices, with each matrix size n
<C> JDFrame<T>	replenish(java.util.function.Function<T,C> collectDim, List<C> allDim, java.util.function.Function<C,T> getEmptyObject)	Summarize all collectDim values, calculate the difference between them, and then add the missing difference to the Frame through getEmptyObject
<G,C> JDFrame<T>	replenish(java.util.function.Function<T,G> groupDim, java.util.function.Function<T,C> collectDim, ReplenishFunction<G,C,T> getEmptyObject)	such as IFrame.replenish(Function, Function, List, ReplenishFunction), but can not Specify allDim， will auto generate allDim, The default allDim is the value of all collectDim fields in the set
<G,C> JDFrame<T>	replenish(java.util.function.Function<T,G> groupDim, java.util.function.Function<T,C> collectDim, List<C> allDim, ReplenishFunction<G,C,T> getEmptyObject)	Calculate the difference in groups and then add the difference to that group according to the groupDim dimension, and then summarize all collectDim fields within each group After summarizing, calculate the difference sets with allAbscissa, which are the entries that need to be supplemented.
protected <R> JDFrameImpl<R>	returnDF(List<R> dataList)
protected <R> JDFrame<R>	returnDF(java.util.stream.Stream<R> stream)
<R,K> JDFrame<R>	rightJoin(IFrame<K> other, JoinOn<T,K> on)	right join Frame such as IFrame.rightJoin(IFrame, JoinOn, Join), but the default Join is DefaultJoin,
<R,K> JDFrame<R>	rightJoin(IFrame<K> other, JoinOn<T,K> on, Join<T,K,R> join)	right join Frame if connection conditions false, The callback value T for Join will be null， always keep K
JDFrameImpl<T>	sortAsc(Comparator<T> comparator)	Ascending order
<R extends Comparable<R>> JDFrameImpl<T>	sortAsc(java.util.function.Function<T,R> function)	Ascending order
JDFrameImpl<T>	sortDesc(Comparator<T> comparator)	=========================== 排序相关 =====================================
<R extends Comparable<R>> JDFrameImpl<T>	sortDesc(java.util.function.Function<T,R> function)	Descending order by field
java.util.stream.Stream<T>	stream()	get stream
List<T>	toLists()	Convert to list
JDFrame<T>	union(IFrame<T> other)	add other Frame to this
JDFrame<T>	where(java.util.function.Predicate<? super T> predicate)	filter by predicate
<R extends Comparable<R>> JDFrame<T>	whereBetween(java.util.function.Function<T,R> function, R start, R end)	Screening within the interval,front closed and back closed.
<R extends Comparable<R>> JDFrame<T>	whereBetweenL(java.util.function.Function<T,R> function, R start, R end)	Screening within the interval , front close and back open [start,end)
<R extends Comparable<R>> JDFrame<T>	whereBetweenN(java.util.function.Function<T,R> function, R start, R end)	Screening within the interval , front open and back open (start,end)
<R extends Comparable<R>> JDFrame<T>	whereBetweenR(java.util.function.Function<T,R> function, R start, R end)	Screening within the interval , front open and back close (start,end]
<R> JDFrame<T>	whereEq(java.util.function.Function<T,R> function, R value)	Filter equals
<R extends Comparable<R>> JDFrame<T>	whereGe(java.util.function.Function<T,R> function, R value)	Filter Greater than or equal to
<R extends Comparable<R>> JDFrame<T>	whereGt(java.util.function.Function<T,R> function, R value)	Filter Greater than value
<R> JDFrame<T>	whereIn(java.util.function.Function<T,R> function, List<R> list)	The query value is within the specified range
<R extends Comparable<R>> JDFrame<T>	whereLe(java.util.function.Function<T,R> function, R value)	Filter less than or equal to
<R> JDFrame<T>	whereLike(java.util.function.Function<T,R> function, R value)	Fuzzy query contains specified values
<R> JDFrame<T>	whereLikeLeft(java.util.function.Function<T,R> function, R value)	prefix fuzzy query contains specified values
<R> JDFrame<T>	whereLikeRight(java.util.function.Function<T,R> function, R value)	suffix fuzzy query contains specified values
<R extends Comparable<R>> JDFrame<T>	whereLt(java.util.function.Function<T,R> function, R value)	Filter LESS than value
<R extends Comparable<R>> JDFrame<T>	whereNotBetween(java.util.function.Function<T,R> function, R start, R end)	Out of range screening, (front closed and back closed) [start,end]
<R extends Comparable<R>> JDFrame<T>	whereNotBetweenN(java.util.function.Function<T,R> function, R start, R end)	Out of range screening, (front open and back open) (start,end)
<R> JDFrame<T>	whereNotEq(java.util.function.Function<T,R> function, R value)	Filter not equals
<R> JDFrame<T>	whereNotIn(java.util.function.Function<T,R> function, List<R> list)	The query value is outside the specified range
<R> JDFrame<T>	whereNotLike(java.util.function.Function<T,R> function, R value)	Fuzzy query not contains specified values
<R> JDFrame<T>	whereNotNull(java.util.function.Function<T,R> function)	Filter field values that are not null,If it is string compatible, null and '' situations
JDFrame<T>	whereNotTrue(java.util.function.Predicate<T> predicate)	filter not true by predicate
<R> JDFrame<T>	whereNull(java.util.function.Function<T,R> function)	=========================== 筛选相关 =====================================
JDFrame<T>	whereTrue(java.util.function.Predicate<T> predicate)	filter true by predicate

从类继承的方法 io.github.burukeyou.dataframe.iframe.AbstractDataFrameImpl

avg, buildFieldList, col, columns, count, getApplyValue, getListGroupMaxMinFunction, getListGroupMaxMinValueFunction, getListMaxFunction, getListMinFunction, groupKey, groupKey, groupKey, groupKey, groupToMap, head, head, iterator, joinList, leftJoinList, max, maxMin, maxMinValue, maxValue, mergeCollection, min, minValue, replenish, replenish, replenish, rightJoinList, show, show, streamFilterNull, sum, tail, tail, whereBetweenLStream, whereBetweenNStream, whereBetweenRStream, whereBetweenStream, whereEqStream, whereGeStream, whereGtStream, whereInStream, whereLeStream, whereLikeLeftStream, whereLikeRightStream, whereLikeStream, whereLtStream, whereNotBetweenNStream, whereNotBetweenStream, whereNotEqStream, whereNotInStream, whereNotLikeStream, whereNotNullStream, whereNullStream

从类继承的方法 io.github.burukeyou.dataframe.iframe.AbstractCommonFrame

bigDecimalToClassValue, buildPrintDataArr, getSuperClassActualTypeArguments, getSuperInterfaceActualTypeArguments, rankingSameAsc, rankingSameAsc

从类继承的方法 java.lang.Object

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

从接口继承的方法 java.lang.Iterable

forEach, iterator, spliterator

从接口继承的方法 io.github.burukeyou.dataframe.iframe.JDFrame

avg, col, columns, count, head, head, max, maxMin, maxMinValue, maxValue, min, minValue, show, show, sum, tail, tail

字段详细资料

dataList

public List<T> dataList

构造器详细资料

JDFrameImpl

public JDFrameImpl(List<T> list)

方法详细资料

stream

public java.util.stream.Stream<T> stream()

从接口复制的说明: IFrame

get stream

指定者:

stream 在接口中 IFrame<T>

返回:

the stream

from

public <R> JDFrameImpl<R> from(java.util.stream.Stream<R> stream)

从接口复制的说明: JDFrame

Convert to other JDFrame

指定者:

from 在接口中 IFrame<T>

指定者:

from 在接口中 JDFrame<T>

from

public <R> JDFrameImpl<R> from(List<R> list)

map

public <R> JDFrame<R> map(java.util.function.Function<T,R> map)

从接口复制的说明: JDFrame

convert to the new Frame

指定者:

map 在接口中 IFrame<T>

指定者:

map 在接口中 JDFrame<T>

类型参数:

R - the new Frame type

参数:

map - convert operation

返回:

the new Frame

mapPercent

public <R extends Number> JDFrame<T> mapPercent(java.util.function.Function<T,R> get,
                                                SetFunction<T,BigDecimal> set)

从接口复制的说明: JDFrame

Percentage convert such as IFrame.mapPercent(Function, SetFunction, int), but default scale is 2

指定者:

mapPercent 在接口中 IFrame<T>

指定者:

mapPercent 在接口中 JDFrame<T>

参数:

get - need percentage convert field

set - field for storing percentage values

mapPercent

public <R extends Number> JDFrame<T> mapPercent(java.util.function.Function<T,R> get,
                                                SetFunction<T,BigDecimal> set,
                                                int scale)

从接口复制的说明: JDFrame

Percentage convert you can convert the value of a certain field to a percentage, Then assign a value to a certain column through SetFunction

指定者:

mapPercent 在接口中 IFrame<T>

指定者:

mapPercent 在接口中 JDFrame<T>

类型参数:

R - the percentage field type

参数:

get - need percentage convert field

set - field for storing percentage values

scale - percentage retain decimal places

partition

public JDFrame<List<T>> partition(int n)

从接口复制的说明: JDFrame

partition cut the matrix into multiple small matrices, with each matrix size n

指定者:

partition 在接口中 IFrame<T>

指定者:

partition 在接口中 JDFrame<T>

参数:

n - size of each zone

append

public JDFrame<T> append(T t)

从接口复制的说明: JDFrame

add element to Frame

指定者:

append 在接口中 IFrame<T>

指定者:

append 在接口中 JDFrame<T>

参数:

t - element

union

public JDFrame<T> union(IFrame<T> other)

从接口复制的说明: JDFrame

add other Frame to this

指定者:

union 在接口中 IFrame<T>

指定者:

union 在接口中 JDFrame<T>

参数:

other - other Frame

join

public <R,K> JDFrame<R> join(IFrame<K> other,
                                   JoinOn<T,K> on,
                                   Join<T,K,R> join)

从接口复制的说明: JDFrame

inner join Frame

指定者:

join 在接口中 IFrame<T>

指定者:

join 在接口中 JDFrame<T>

类型参数:

R - new Frame type

K - other Frame type

参数:

other - other frame

on - connection conditions

join - Connection logic

join

public <R,K> JDFrame<R> join(IFrame<K> other,
                                   JoinOn<T,K> on)

从接口复制的说明: JDFrame

inner join Frame such as IFrame.join(IFrame, JoinOn, Join), but the default Join is DefaultJoin, it will automatically map to a new Frame based on the same name

指定者:

join 在接口中 IFrame<T>

指定者:

join 在接口中 JDFrame<T>

类型参数:

R - new Frame type

K - other Frame type

参数:

other - other frame

on - connection conditions

leftJoin

public <R,K> JDFrame<R> leftJoin(IFrame<K> other,
                                       JoinOn<T,K> on,
                                       Join<T,K,R> join)

从接口复制的说明: JDFrame

left join Frame if connection conditions false, The callback value K for Join will be null， always keep T

指定者:

leftJoin 在接口中 IFrame<T>

指定者:

leftJoin 在接口中 JDFrame<T>

类型参数:

R - new Frame type

K - other Frame type

参数:

other - other frame

on - connection conditions

join - Connection logic

leftJoin

public <R,K> JDFrame<R> leftJoin(IFrame<K> other,
                                       JoinOn<T,K> on)

从接口复制的说明: JDFrame

left join Frame such as IFrame.leftJoin(IFrame, JoinOn, Join), but the default Join is DefaultJoin,

指定者:

leftJoin 在接口中 IFrame<T>

指定者:

leftJoin 在接口中 JDFrame<T>

类型参数:

R - new Frame type

K - other Frame type

参数:

other - other frame

on - connection conditions

rightJoin

public <R,K> JDFrame<R> rightJoin(IFrame<K> other,
                                        JoinOn<T,K> on,
                                        Join<T,K,R> join)

从接口复制的说明: JDFrame

right join Frame if connection conditions false, The callback value T for Join will be null， always keep K

指定者:

rightJoin 在接口中 IFrame<T>

指定者:

rightJoin 在接口中 JDFrame<T>

类型参数:

R - new Frame type

K - other Frame type

参数:

other - other frame

on - connection conditions

join - Connection logic

rightJoin

public <R,K> JDFrame<R> rightJoin(IFrame<K> other,
                                        JoinOn<T,K> on)

从接口复制的说明: JDFrame

right join Frame such as IFrame.rightJoin(IFrame, JoinOn, Join), but the default Join is DefaultJoin,

指定者:

rightJoin 在接口中 IFrame<T>

指定者:

rightJoin 在接口中 JDFrame<T>

类型参数:

R - new Frame type

K - other Frame type

参数:

other - other frame

on - connection conditions

addSortNoCol

public JDFrame<FI2<T,Integer>> addSortNoCol()

从接口复制的说明: JDFrame

ddd ordinal column

指定者:

addSortNoCol 在接口中 IFrame<T>

指定者:

addSortNoCol 在接口中 JDFrame<T>

返回:

FI2(T,Number)

addSortNoCol

public JDFrame<FI2<T,Integer>> addSortNoCol(Comparator<T> comparator)

从接口复制的说明: JDFrame

Sort by comparator first, then add ordinal columns

指定者:

addSortNoCol 在接口中 IFrame<T>

指定者:

addSortNoCol 在接口中 JDFrame<T>

参数:

comparator - the sort comparator

addSortNoCol

public <R extends Comparable<R>> JDFrame<FI2<T,Integer>> addSortNoCol(java.util.function.Function<T,R> function)

从接口复制的说明: JDFrame

Sort by Field value first, then add ordinal columns

指定者:

addSortNoCol 在接口中 IFrame<T>

指定者:

addSortNoCol 在接口中 JDFrame<T>

参数:

function - the sort field

addSortNoCol

public JDFrame<T> addSortNoCol(SetFunction<T,Integer> set)

从接口复制的说明: JDFrame

Add a numbered column to a specific column

指定者:

addSortNoCol 在接口中 IFrame<T>

指定者:

addSortNoCol 在接口中 JDFrame<T>

参数:

set - specific column

addRankingSameCol

public JDFrame<FI2<T,Integer>> addRankingSameCol(Comparator<T> comparator)

从接口复制的说明: JDFrame

Add ranking columns by comparator Ranking logic, the same value means the Ranking is the same. This is different from JDFrame.addSortNoCol()

指定者:

addRankingSameCol 在接口中 IFrame<T>

指定者:

addRankingSameCol 在接口中 JDFrame<T>

参数:

comparator - the ranking comparator

addRankingSameColAsc

public <R extends Comparable<R>> JDFrame<FI2<T,Integer>> addRankingSameColAsc(java.util.function.Function<T,R> function)

从接口复制的说明: JDFrame

Add ranking columns by field

指定者:

addRankingSameColAsc 在接口中 IFrame<T>

指定者:

addRankingSameColAsc 在接口中 JDFrame<T>

参数:

function - the sort field

addRankingSameCol

public JDFrame<T> addRankingSameCol(Comparator<T> comparator,
                                    SetFunction<T,Integer> set)

从接口复制的说明: JDFrame

Add ranking column to a certain column by Comparator

指定者:

addRankingSameCol 在接口中 IFrame<T>

指定者:

addRankingSameCol 在接口中 JDFrame<T>

参数:

comparator - the ranking comparator

set - certain column

addRankingSameColAsc

public <R extends Comparable<R>> JDFrame<T> addRankingSameColAsc(java.util.function.Function<T,R> function,
                                                                 SetFunction<T,Integer> set)

从接口复制的说明: JDFrame

Add ranking column to a certain column by field

指定者:

addRankingSameColAsc 在接口中 IFrame<T>

指定者:

addRankingSameColAsc 在接口中 JDFrame<T>

addRankingSameColDesc

public <R extends Comparable<R>> JDFrame<T> addRankingSameColDesc(java.util.function.Function<T,R> function,
                                                                  SetFunction<T,Integer> set)

从接口复制的说明: JDFrame

Add ranking column to a certain column by field

指定者:

addRankingSameColDesc 在接口中 IFrame<T>

指定者:

addRankingSameColDesc 在接口中 JDFrame<T>

toLists

public List<T> toLists()

从接口复制的说明: IFrame

Convert to list

指定者:

toLists 在接口中 IFrame<T>

返回:

the list

sortDesc

public JDFrameImpl<T> sortDesc(Comparator<T> comparator)

=========================== 排序相关 =====================================

指定者:

sortDesc 在接口中 IFrame<T>

指定者:

sortDesc 在接口中 JDFrame<T>

参数:

comparator - comparator

sortDesc

public <R extends Comparable<R>> JDFrameImpl<T> sortDesc(java.util.function.Function<T,R> function)

从接口复制的说明: JDFrame

Descending order by field

指定者:

sortDesc 在接口中 IFrame<T>

指定者:

sortDesc 在接口中 JDFrame<T>

类型参数:

R - the sort field type

参数:

function - sort field

sortAsc

public JDFrameImpl<T> sortAsc(Comparator<T> comparator)

从接口复制的说明: JDFrame

Ascending order

指定者:

sortAsc 在接口中 IFrame<T>

指定者:

sortAsc 在接口中 JDFrame<T>

参数:

comparator - comparator

sortAsc

public <R extends Comparable<R>> JDFrameImpl<T> sortAsc(java.util.function.Function<T,R> function)

从接口复制的说明: JDFrame

Ascending order

指定者:

sortAsc 在接口中 IFrame<T>

指定者:

sortAsc 在接口中 JDFrame<T>

参数:

function - sort field

cutRankingSameAsc

public JDFrame<T> cutRankingSameAsc(Comparator<T> comparator,
                                    int n)

从接口复制的说明: JDFrame

Cut the top n by ranking value, by comparator to ranking asc The same value is considered to have the same ranking

指定者:

cutRankingSameAsc 在接口中 IFrame<T>

指定者:

cutRankingSameAsc 在接口中 JDFrame<T>

参数:

comparator - the ranking comparator

n - the top n

cutRankingSameAsc

public <R extends Comparable<R>> JDFrame<T> cutRankingSameAsc(java.util.function.Function<T,R> function,
                                                              int n)

从接口复制的说明: JDFrame

Cut the top n by ranking value, by field to ranking asc The same value is considered to have the same ranking

指定者:

cutRankingSameAsc 在接口中 IFrame<T>

指定者:

cutRankingSameAsc 在接口中 JDFrame<T>

参数:

function - the ranking field

n - the top n

cutRankingSameDesc

public JDFrame<T> cutRankingSameDesc(Comparator<T> comparator,
                                     int n)

从接口复制的说明: JDFrame

Cut the top n by ranking value, by comparator to ranking desc The same value is considered to have the same ranking

指定者:

cutRankingSameDesc 在接口中 IFrame<T>

指定者:

cutRankingSameDesc 在接口中 JDFrame<T>

参数:

comparator - the ranking comparator

n - the top n

cutRankingSameDesc

public <R extends Comparable<R>> JDFrame<T> cutRankingSameDesc(java.util.function.Function<T,R> function,
                                                               int n)

从接口复制的说明: JDFrame

Cut the top n by ranking value, by field to ranking desc The same value is considered to have the same ranking

指定者:

cutRankingSameDesc 在接口中 IFrame<T>

指定者:

cutRankingSameDesc 在接口中 JDFrame<T>

参数:

function - the ranking field

n - the top n

cutFirst

public JDFrameImpl<T> cutFirst(int n)

截取前n个

指定者:

cutFirst 在接口中 IFrame<T>

指定者:

cutFirst 在接口中 JDFrame<T>

参数:

n - the top n

cutLast

public JDFrameImpl<T> cutLast(int n)

从接口复制的说明: JDFrame

Cut the last n element

指定者:

cutLast 在接口中 IFrame<T>

指定者:

cutLast 在接口中 JDFrame<T>

参数:

n - the last n

distinct

public JDFrame<T> distinct()

从接口复制的说明: JDFrame

distinct by T value

指定者:

distinct 在接口中 IFrame<T>

指定者:

distinct 在接口中 JDFrame<T>

distinct

public <R extends Comparable<R>> JDFrame<T> distinct(java.util.function.Function<T,R> function)

从接口复制的说明: JDFrame

distinct by field value

指定者:

distinct 在接口中 IFrame<T>

指定者:

distinct 在接口中 JDFrame<T>

类型参数:

R - field value type

参数:

function - the field

distinct

public <R extends Comparable<R>> JDFrame<T> distinct(Comparator<T> comparator)

从接口复制的说明: JDFrame

distinct by comparator

指定者:

distinct 在接口中 IFrame<T>

指定者:

distinct 在接口中 JDFrame<T>

参数:

comparator - the comparator

where

public JDFrame<T> where(java.util.function.Predicate<? super T> predicate)

从接口复制的说明: JDFrame

filter by predicate

指定者:

where 在接口中 IFrame<T>

指定者:

where 在接口中 JDFrame<T>

参数:

predicate - the predicate

countDistinct

public long countDistinct(Comparator<T> comparator)

从接口复制的说明: JDFrame

Calculate the quantity after deduplication

指定者:

countDistinct 在接口中 IFrame<T>

指定者:

countDistinct 在接口中 JDFrame<T>

countDistinct

public <R extends Comparable<R>> long countDistinct(java.util.function.Function<T,R> function)

从接口复制的说明: JDFrame

Calculate the quantity after deduplication

指定者:

countDistinct 在接口中 IFrame<T>

指定者:

countDistinct 在接口中 JDFrame<T>

whereNull

public <R> JDFrame<T> whereNull(java.util.function.Function<T,R> function)

=========================== 筛选相关 =====================================

指定者:

whereNull 在接口中 IFrame<T>

指定者:

whereNull 在接口中 JDFrame<T>

类型参数:

R - the filter field type

参数:

function - the filter field

whereNotNull

public <R> JDFrame<T> whereNotNull(java.util.function.Function<T,R> function)

从接口复制的说明: JDFrame

Filter field values that are not null,If it is string compatible, null and '' situations

指定者:

whereNotNull 在接口中 IFrame<T>

指定者:

whereNotNull 在接口中 JDFrame<T>

类型参数:

R - the filter field type

参数:

function - the filter field

whereBetween

public <R extends Comparable<R>> JDFrame<T> whereBetween(java.util.function.Function<T,R> function,
                                                         R start,
                                                         R end)

从接口复制的说明: JDFrame

Screening within the interval,front closed and back closed. [start,end] [start,end]

指定者:

whereBetween 在接口中 IFrame<T>

指定者:

whereBetween 在接口中 JDFrame<T>

参数:

function - the filter field

start - start value

end - end value

whereBetweenN

public <R extends Comparable<R>> JDFrame<T> whereBetweenN(java.util.function.Function<T,R> function,
                                                          R start,
                                                          R end)

从接口复制的说明: JDFrame

Screening within the interval , front open and back open (start,end)

指定者:

whereBetweenN 在接口中 IFrame<T>

指定者:

whereBetweenN 在接口中 JDFrame<T>

参数:

function - the filter field

start - start value

end - end value

whereBetweenR

public <R extends Comparable<R>> JDFrame<T> whereBetweenR(java.util.function.Function<T,R> function,
                                                          R start,
                                                          R end)

从接口复制的说明: JDFrame

Screening within the interval , front open and back close (start,end]

指定者:

whereBetweenR 在接口中 IFrame<T>

指定者:

whereBetweenR 在接口中 JDFrame<T>

参数:

function - the filter field

start - start value

end - end value

whereBetweenL

public <R extends Comparable<R>> JDFrame<T> whereBetweenL(java.util.function.Function<T,R> function,
                                                          R start,
                                                          R end)

从接口复制的说明: JDFrame

Screening within the interval , front close and back open [start,end)

指定者:

whereBetweenL 在接口中 IFrame<T>

指定者:

whereBetweenL 在接口中 JDFrame<T>

参数:

function - the filter field

start - start value

end - end value

whereNotBetween

public <R extends Comparable<R>> JDFrame<T> whereNotBetween(java.util.function.Function<T,R> function,
                                                            R start,
                                                            R end)

从接口复制的说明: JDFrame

Out of range screening, (front closed and back closed) [start,end]

指定者:

whereNotBetween 在接口中 IFrame<T>

指定者:

whereNotBetween 在接口中 JDFrame<T>

参数:

function - the filter field

start - start value

end - end value

whereNotBetweenN

public <R extends Comparable<R>> JDFrame<T> whereNotBetweenN(java.util.function.Function<T,R> function,
                                                             R start,
                                                             R end)

从接口复制的说明: JDFrame

Out of range screening, (front open and back open) (start,end)

指定者:

whereNotBetweenN 在接口中 IFrame<T>

指定者:

whereNotBetweenN 在接口中 JDFrame<T>

参数:

function - the filter field

start - start value

end - end value

whereIn

public <R> JDFrame<T> whereIn(java.util.function.Function<T,R> function,
                              List<R> list)

从接口复制的说明: JDFrame

The query value is within the specified range

指定者:

whereIn 在接口中 IFrame<T>

指定者:

whereIn 在接口中 JDFrame<T>

参数:

function - the filter field

list - specified range

whereNotIn

public <R> JDFrame<T> whereNotIn(java.util.function.Function<T,R> function,
                                 List<R> list)

从接口复制的说明: JDFrame

The query value is outside the specified range

指定者:

whereNotIn 在接口中 IFrame<T>

指定者:

whereNotIn 在接口中 JDFrame<T>

参数:

function - the filter field

list - specified range

whereTrue

public JDFrame<T> whereTrue(java.util.function.Predicate<T> predicate)

从接口复制的说明: JDFrame

filter true by predicate

指定者:

whereTrue 在接口中 IFrame<T>

指定者:

whereTrue 在接口中 JDFrame<T>

whereNotTrue

public JDFrame<T> whereNotTrue(java.util.function.Predicate<T> predicate)

从接口复制的说明: JDFrame

filter not true by predicate

指定者:

whereNotTrue 在接口中 IFrame<T>

指定者:

whereNotTrue 在接口中 JDFrame<T>

whereEq

public <R> JDFrame<T> whereEq(java.util.function.Function<T,R> function,
                              R value)

从接口复制的说明: JDFrame

Filter equals

指定者:

whereEq 在接口中 IFrame<T>

指定者:

whereEq 在接口中 JDFrame<T>

参数:

function - the field

value - need value

whereNotEq

public <R> JDFrame<T> whereNotEq(java.util.function.Function<T,R> function,
                                 R value)

从接口复制的说明: JDFrame

Filter not equals

指定者:

whereNotEq 在接口中 IFrame<T>

指定者:

whereNotEq 在接口中 JDFrame<T>

参数:

function - the field

value - not need value

whereGt

public <R extends Comparable<R>> JDFrame<T> whereGt(java.util.function.Function<T,R> function,
                                                    R value)

从接口复制的说明: JDFrame

Filter Greater than value

指定者:

whereGt 在接口中 IFrame<T>

指定者:

whereGt 在接口中 JDFrame<T>

参数:

function - the field

value - not need value

whereGe

public <R extends Comparable<R>> JDFrame<T> whereGe(java.util.function.Function<T,R> function,
                                                    R value)

从接口复制的说明: JDFrame

Filter Greater than or equal to

指定者:

whereGe 在接口中 IFrame<T>

指定者:

whereGe 在接口中 JDFrame<T>

参数:

function - the field

value - not need value

whereLt

public <R extends Comparable<R>> JDFrame<T> whereLt(java.util.function.Function<T,R> function,
                                                    R value)

从接口复制的说明: JDFrame

Filter LESS than value

指定者:

whereLt 在接口中 IFrame<T>

指定者:

whereLt 在接口中 JDFrame<T>

参数:

function - the field

value - not need value

whereLe

public <R extends Comparable<R>> JDFrame<T> whereLe(java.util.function.Function<T,R> function,
                                                    R value)

从接口复制的说明: JDFrame

Filter less than or equal to

指定者:

whereLe 在接口中 IFrame<T>

指定者:

whereLe 在接口中 JDFrame<T>

参数:

function - the field

value - not need value

whereLike

public <R> JDFrame<T> whereLike(java.util.function.Function<T,R> function,
                                R value)

从接口复制的说明: JDFrame

Fuzzy query contains specified values

指定者:

whereLike 在接口中 IFrame<T>

指定者:

whereLike 在接口中 JDFrame<T>

参数:

function - the field

value - query value

whereNotLike

public <R> JDFrame<T> whereNotLike(java.util.function.Function<T,R> function,
                                   R value)

从接口复制的说明: JDFrame

Fuzzy query not contains specified values

指定者:

whereNotLike 在接口中 IFrame<T>

指定者:

whereNotLike 在接口中 JDFrame<T>

参数:

function - the field

value - query value

whereLikeLeft

public <R> JDFrame<T> whereLikeLeft(java.util.function.Function<T,R> function,
                                    R value)

从接口复制的说明: JDFrame

prefix fuzzy query contains specified values

指定者:

whereLikeLeft 在接口中 IFrame<T>

指定者:

whereLikeLeft 在接口中 JDFrame<T>

参数:

function - the field

value - query value

whereLikeRight

public <R> JDFrame<T> whereLikeRight(java.util.function.Function<T,R> function,
                                     R value)

从接口复制的说明: JDFrame

suffix fuzzy query contains specified values

指定者:

whereLikeRight 在接口中 IFrame<T>

指定者:

whereLikeRight 在接口中 JDFrame<T>

参数:

function - the field

value - query value

group

public <K> JDFrame<FI2<K,List<T>>> group(java.util.function.Function<T,K> key)

从接口复制的说明: JDFrame

Group list

指定者:

group 在接口中 IFrame<T>

指定者:

group 在接口中 JDFrame<T>

参数:

key - group field

groupBySum

public <K,R extends Number> JDFrame<FI2<K,BigDecimal>> groupBySum(java.util.function.Function<T,K> key,
                                                                              NumberFunction<T,R> value)

=========================== 分组相关 =====================================

指定者:

groupBySum 在接口中 IFrame<T>

指定者:

groupBySum 在接口中 JDFrame<T>

参数:

key - group field

value - Aggregated field

groupBySum

public <K,J,R extends Number> JDFrame<FI3<K,J,BigDecimal>> groupBySum(java.util.function.Function<T,K> key,
                                                                                              java.util.function.Function<T,J> key2,
                                                                                              NumberFunction<T,R> value)

从接口复制的说明: JDFrame

Group summation

指定者:

groupBySum 在接口中 IFrame<T>

指定者:

groupBySum 在接口中 JDFrame<T>

参数:

key - group field

key2 - secondary level group field

value - Aggregated field

groupBySum

public <K,J,H,R extends Number> JDFrame<FI4<K,J,H,BigDecimal>> groupBySum(java.util.function.Function<T,K> key,
                                                                                                              java.util.function.Function<T,J> key2,
                                                                                                              java.util.function.Function<T,H> key3,
                                                                                                              NumberFunction<T,R> value)

从接口复制的说明: JDFrame

Group summation

指定者:

groupBySum 在接口中 IFrame<T>

指定者:

groupBySum 在接口中 JDFrame<T>

参数:

key - group field

key2 - secondary level group field

key3 - third level group field

value - Aggregated field

groupByCount

public <K> JDFrame<FI2<K,Long>> groupByCount(java.util.function.Function<T,K> key)

从接口复制的说明: JDFrame

Group count

指定者:

groupByCount 在接口中 IFrame<T>

指定者:

groupByCount 在接口中 JDFrame<T>

参数:

key - group field

groupByCount

public <K,J> JDFrame<FI3<K,J,Long>> groupByCount(java.util.function.Function<T,K> key,
                                                                   java.util.function.Function<T,J> key2)

从接口复制的说明: JDFrame

Group count

指定者:

groupByCount 在接口中 IFrame<T>

指定者:

groupByCount 在接口中 JDFrame<T>

参数:

key - group field

key2 - secondary level group field

groupByCount

public <K,J,H> JDFrame<FI4<K,J,H,Long>> groupByCount(java.util.function.Function<T,K> key,
                                                                                   java.util.function.Function<T,J> key2,
                                                                                   java.util.function.Function<T,H> key3)

从接口复制的说明: JDFrame

Group count

指定者:

groupByCount 在接口中 IFrame<T>

指定者:

groupByCount 在接口中 JDFrame<T>

参数:

key - group field

key2 - secondary level group field

key3 - third level group field

groupBySumCount

public <K,R extends Number> JDFrame<FI3<K,BigDecimal,Long>> groupBySumCount(java.util.function.Function<T,K> key,
                                                                                              NumberFunction<T,R> value)

从接口复制的说明: JDFrame

Group sum and count together

指定者:

groupBySumCount 在接口中 IFrame<T>

指定者:

groupBySumCount 在接口中 JDFrame<T>

参数:

key - group field

value - Aggregated field

返回:

FItem3(key, Sum, Count)

groupBySumCount

public <K,J,R extends Number> JDFrame<FI4<K,J,BigDecimal,Long>> groupBySumCount(java.util.function.Function<T,K> key,
                                                                                                              java.util.function.Function<T,J> key2,
                                                                                                              NumberFunction<T,R> value)

从接口复制的说明: JDFrame

Group sum and count together

指定者:

groupBySumCount 在接口中 IFrame<T>

指定者:

groupBySumCount 在接口中 JDFrame<T>

参数:

key - group field

key2 - secondary level group field

value - Aggregated field

返回:

FItem4(key, ke2,Sum, Count)

groupByAvg

public <K,R extends Number> JDFrame<FI2<K,BigDecimal>> groupByAvg(java.util.function.Function<T,K> key,
                                                                              NumberFunction<T,R> value)

从接口复制的说明: JDFrame

Group average

指定者:

groupByAvg 在接口中 IFrame<T>

指定者:

groupByAvg 在接口中 JDFrame<T>

参数:

key - group field

value - Aggregated field

groupByAvg

public <K,J,R extends Number> JDFrame<FI3<K,J,BigDecimal>> groupByAvg(java.util.function.Function<T,K> key,
                                                                                              java.util.function.Function<T,J> key2,
                                                                                              NumberFunction<T,R> value)

从接口复制的说明: JDFrame

Group average

指定者:

groupByAvg 在接口中 IFrame<T>

指定者:

groupByAvg 在接口中 JDFrame<T>

参数:

key - group field

key2 - secondary level group field

value - Aggregated field

groupByAvg

public <K,J,H,R extends Number> JDFrame<FI4<K,J,H,BigDecimal>> groupByAvg(java.util.function.Function<T,K> key,
                                                                                                              java.util.function.Function<T,J> key2,
                                                                                                              java.util.function.Function<T,H> key3,
                                                                                                              NumberFunction<T,R> value)

从接口复制的说明: JDFrame

Group average

指定者:

groupByAvg 在接口中 IFrame<T>

指定者:

groupByAvg 在接口中 JDFrame<T>

参数:

key - group field

key2 - secondary level group field

key3 - third level group field

value - Aggregated field

groupByMax

public <K,V extends Comparable<? super V>> JDFrame<FI2<K,T>> groupByMax(java.util.function.Function<T,K> key,
                                                                                    java.util.function.Function<T,V> value)

从接口复制的说明: JDFrame

Group max

指定者:

groupByMax 在接口中 IFrame<T>

指定者:

groupByMax 在接口中 JDFrame<T>

参数:

key - group field

value - Aggregated field

groupByMax

public <K,J,V extends Comparable<? super V>> JDFrame<FI3<K,J,T>> groupByMax(java.util.function.Function<T,K> key,
                                                                                                    java.util.function.Function<T,J> key2,
                                                                                                    java.util.function.Function<T,V> value)

从接口复制的说明: JDFrame

Group max

指定者:

groupByMax 在接口中 IFrame<T>

指定者:

groupByMax 在接口中 JDFrame<T>

参数:

key - group field

key2 - secondary level group field

value - Aggregated field

groupByMaxValue

public <K,V extends Comparable<? super V>> JDFrame<FI2<K,V>> groupByMaxValue(java.util.function.Function<T,K> key,
                                                                                         java.util.function.Function<T,V> value)

从接口复制的说明: JDFrame

Group max value

指定者:

groupByMaxValue 在接口中 IFrame<T>

指定者:

groupByMaxValue 在接口中 JDFrame<T>

参数:

key - group field

value - Aggregated field

groupByMaxValue

public <K,J,V extends Comparable<? super V>> JDFrame<FI3<K,J,V>> groupByMaxValue(java.util.function.Function<T,K> key,
                                                                                                         java.util.function.Function<T,J> key2,
                                                                                                         java.util.function.Function<T,V> value)

从接口复制的说明: JDFrame

Group max value

指定者:

groupByMaxValue 在接口中 IFrame<T>

指定者:

groupByMaxValue 在接口中 JDFrame<T>

参数:

key - group field

key2 - secondary level group field

value - Aggregated field

groupByMin

public <K,V extends Comparable<? super V>> JDFrame<FI2<K,T>> groupByMin(java.util.function.Function<T,K> key,
                                                                                    java.util.function.Function<T,V> value)

从接口复制的说明: JDFrame

Group min

指定者:

groupByMin 在接口中 IFrame<T>

指定者:

groupByMin 在接口中 JDFrame<T>

参数:

key - group field

value - Aggregated field

groupByMin

public <K,J,V extends Comparable<? super V>> JDFrame<FI3<K,J,T>> groupByMin(java.util.function.Function<T,K> key,
                                                                                                    java.util.function.Function<T,J> key2,
                                                                                                    java.util.function.Function<T,V> value)

从接口复制的说明: JDFrame

Group min

指定者:

groupByMin 在接口中 IFrame<T>

指定者:

groupByMin 在接口中 JDFrame<T>

参数:

key - group field

key2 - secondary level group field

value - Aggregated field

groupByMinValue

public <K,V extends Comparable<? super V>> JDFrame<FI2<K,V>> groupByMinValue(java.util.function.Function<T,K> key,
                                                                                         java.util.function.Function<T,V> value)

从接口复制的说明: JDFrame

Group min value

指定者:

groupByMinValue 在接口中 IFrame<T>

指定者:

groupByMinValue 在接口中 JDFrame<T>

参数:

key - group field

value - Aggregated field

groupByMinValue

public <K,J,V extends Comparable<? super V>> JDFrame<FI3<K,J,V>> groupByMinValue(java.util.function.Function<T,K> key,
                                                                                                         java.util.function.Function<T,J> key2,
                                                                                                         java.util.function.Function<T,V> value)

从接口复制的说明: JDFrame

Group min value

指定者:

groupByMinValue 在接口中 IFrame<T>

指定者:

groupByMinValue 在接口中 JDFrame<T>

参数:

key - group field

key2 - secondary level group field

value - Aggregated field

groupByMaxMinValue

public <K,V extends Comparable<? super V>> JDFrame<FI2<K,MaxMin<V>>> groupByMaxMinValue(java.util.function.Function<T,K> key,
                                                                                                    java.util.function.Function<T,V> value)

从接口复制的说明: JDFrame

Group max and min value

指定者:

groupByMaxMinValue 在接口中 IFrame<T>

指定者:

groupByMaxMinValue 在接口中 JDFrame<T>

参数:

key - group field

value - Aggregated field

groupByMaxMinValue

public <K,J,V extends Comparable<? super V>> JDFrame<FI3<K,J,MaxMin<V>>> groupByMaxMinValue(java.util.function.Function<T,K> key,
                                                                                                                    java.util.function.Function<T,J> key2,
                                                                                                                    java.util.function.Function<T,V> value)

从接口复制的说明: JDFrame

Group max and min value

指定者:

groupByMaxMinValue 在接口中 IFrame<T>

指定者:

groupByMaxMinValue 在接口中 JDFrame<T>

参数:

key - group field

key2 - secondary level group field

value - Aggregated field

groupByMaxMin

public <K,V extends Comparable<? super V>> JDFrame<FI2<K,MaxMin<T>>> groupByMaxMin(java.util.function.Function<T,K> key,
                                                                                               java.util.function.Function<T,V> value)

从接口复制的说明: JDFrame

Group max and min element

指定者:

groupByMaxMin 在接口中 IFrame<T>

指定者:

groupByMaxMin 在接口中 JDFrame<T>

参数:

key - group field

value - Aggregated field

groupByMaxMin

public <K,J,V extends Comparable<? super V>> JDFrame<FI3<K,J,MaxMin<T>>> groupByMaxMin(java.util.function.Function<T,K> key,
                                                                                                               java.util.function.Function<T,J> key2,
                                                                                                               java.util.function.Function<T,V> value)

从接口复制的说明: JDFrame

Group max and min element

指定者:

groupByMaxMin 在接口中 IFrame<T>

指定者:

groupByMaxMin 在接口中 JDFrame<T>

参数:

key - group field

key2 - secondary level group field

value - Aggregated field

replenish

public <G,C> JDFrame<T> replenish(java.util.function.Function<T,G> groupDim,
                                        java.util.function.Function<T,C> collectDim,
                                        List<C> allDim,
                                        ReplenishFunction<G,C,T> getEmptyObject)

从接口复制的说明: JDFrame

Calculate the difference in groups and then add the difference to that group according to the groupDim dimension, and then summarize all collectDim fields within each group After summarizing, calculate the difference sets with allAbscissa, which are the entries that need to be supplemented. Then, generate empty objects according to the ReplenishFunction logic and add them to the group

指定者:

replenish 在接口中 IFrame<T>

指定者:

replenish 在接口中 JDFrame<T>

类型参数:

G - The type of grouping

C - type of collection within the group The set supplemented by @ return

参数:

groupDim - Dimension fields for grouping

collectDim - Data fields collected within the group

allDim - All dimensions that need to be displayed within the group

getEmptyObject - Logic for generating empty objects

replenish

public <C> JDFrame<T> replenish(java.util.function.Function<T,C> collectDim,
                                List<C> allDim,
                                java.util.function.Function<C,T> getEmptyObject)

从接口复制的说明: JDFrame

Summarize all collectDim values, calculate the difference between them, and then add the missing difference to the Frame through getEmptyObject

指定者:

replenish 在接口中 IFrame<T>

指定者:

replenish 在接口中 JDFrame<T>

replenish

public <G,C> JDFrame<T> replenish(java.util.function.Function<T,G> groupDim,
                                        java.util.function.Function<T,C> collectDim,
                                        ReplenishFunction<G,C,T> getEmptyObject)

从接口复制的说明: JDFrame

such as IFrame.replenish(Function, Function, List, ReplenishFunction), but can not Specify allDim， will auto generate allDim, The default allDim is the value of all collectDim fields in the set

指定者:

replenish 在接口中 IFrame<T>

指定者:

replenish 在接口中 JDFrame<T>

类型参数:

G - The type of grouping

C - type of collection within the group

参数:

groupDim - Dimension fields for grouping

collectDim - Data fields collected within the group

getEmptyObject - Logic for generating empty objects

returnDF

protected <R> JDFrame<R> returnDF(java.util.stream.Stream<R> stream)

returnDF

protected <R> JDFrameImpl<R> returnDF(List<R> dataList)