com.baomidou.mybatisplus.core.conditions.interfaces

接口 Compare<Children,R>

所有超级接口:

java.io.Serializable

所有已知实现类:

AbstractLambdaWrapper, AbstractWrapper, LambdaQueryWrapper, LambdaUpdateWrapper, QueryWrapper, UpdateWrapper

public interface Compare<Children,R>
extends java.io.Serializable

查询条件封装

比较值

从以下版本开始:

2017-05-26

作者:

hubin miemie HCL

方法概要

限定符和类型	方法和说明
default <V> Children	allEq(java.util.function.BiPredicate<R,V> filter, java.util.Map<R,V> params) ignore
default <V> Children	allEq(java.util.function.BiPredicate<R,V> filter, java.util.Map<R,V> params, boolean null2IsNull) ignore
<V> Children	allEq(boolean condition, java.util.function.BiPredicate<R,V> filter, java.util.Map<R,V> params, boolean null2IsNull) 字段过滤接口，传入多参数时允许对参数进行过滤
<V> Children	allEq(boolean condition, java.util.Map<R,V> params, boolean null2IsNull) map 所有非空属性等于 =
default <V> Children	allEq(java.util.Map<R,V> params) ignore
default <V> Children	allEq(java.util.Map<R,V> params, boolean null2IsNull) ignore
Children	between(boolean condition, R column, java.lang.Object val1, java.lang.Object val2) BETWEEN 值1 AND 值2
default Children	between(R column, java.lang.Object val1, java.lang.Object val2) ignore
Children	eq(boolean condition, R column, java.lang.Object val) 等于 =
default Children	eq(R column, java.lang.Object val) ignore
Children	ge(boolean condition, R column, java.lang.Object val) 大于等于 >=
default Children	ge(R column, java.lang.Object val) ignore
Children	gt(boolean condition, R column, java.lang.Object val) 大于 >
default Children	gt(R column, java.lang.Object val) ignore
Children	le(boolean condition, R column, java.lang.Object val) 小于等于 <=
default Children	le(R column, java.lang.Object val) ignore
Children	like(boolean condition, R column, java.lang.Object val) LIKE '%值%'
default Children	like(R column, java.lang.Object val) ignore
Children	likeLeft(boolean condition, R column, java.lang.Object val) LIKE '%值'
default Children	likeLeft(R column, java.lang.Object val) ignore
Children	likeRight(boolean condition, R column, java.lang.Object val) LIKE '值%'
default Children	likeRight(R column, java.lang.Object val) ignore
Children	lt(boolean condition, R column, java.lang.Object val) 小于 <
default Children	lt(R column, java.lang.Object val) ignore
Children	ne(boolean condition, R column, java.lang.Object val) 不等于 <>
default Children	ne(R column, java.lang.Object val) ignore
Children	notBetween(boolean condition, R column, java.lang.Object val1, java.lang.Object val2) NOT BETWEEN 值1 AND 值2
default Children	notBetween(R column, java.lang.Object val1, java.lang.Object val2) ignore
Children	notLike(boolean condition, R column, java.lang.Object val) NOT LIKE '%值%'
default Children	notLike(R column, java.lang.Object val) ignore

方法详细资料

allEq

default <V> Children allEq(java.util.Map<R,V> params)

ignore

allEq

default <V> Children allEq(java.util.Map<R,V> params,
                           boolean null2IsNull)

ignore

allEq

<V> Children allEq(boolean condition,
                   java.util.Map<R,V> params,
                   boolean null2IsNull)

map 所有非空属性等于 =

参数:

condition - 执行条件

params - map 类型的参数, key 是字段名, value 是字段值

null2IsNull - 是否参数为 null 自动执行 isNull 方法, false 则忽略这个字段\

返回:

children

allEq

default <V> Children allEq(java.util.function.BiPredicate<R,V> filter,
                           java.util.Map<R,V> params)

ignore

allEq

default <V> Children allEq(java.util.function.BiPredicate<R,V> filter,
                           java.util.Map<R,V> params,
                           boolean null2IsNull)

ignore

allEq

<V> Children allEq(boolean condition,
                   java.util.function.BiPredicate<R,V> filter,
                   java.util.Map<R,V> params,
                   boolean null2IsNull)

字段过滤接口，传入多参数时允许对参数进行过滤

参数:

condition - 执行条件

filter - 返回 true 来允许字段传入比对条件中

params - map 类型的参数, key 是字段名, value 是字段值

null2IsNull - 是否参数为 null 自动执行 isNull 方法, false 则忽略这个字段

返回:

children

eq

default Children eq(R column,
                    java.lang.Object val)

ignore

eq

Children eq(boolean condition,
            R column,
            java.lang.Object val)

等于 =

参数:

condition - 执行条件

column - 字段

val - 值

返回:

children

ne

default Children ne(R column,
                    java.lang.Object val)

ignore

ne

Children ne(boolean condition,
            R column,
            java.lang.Object val)

不等于 <>

参数:

condition - 执行条件

column - 字段

val - 值

返回:

children

gt

default Children gt(R column,
                    java.lang.Object val)

ignore

gt

Children gt(boolean condition,
            R column,
            java.lang.Object val)

大于 >

参数:

condition - 执行条件

column - 字段

val - 值

返回:

children

ge

default Children ge(R column,
                    java.lang.Object val)

ignore

ge

Children ge(boolean condition,
            R column,
            java.lang.Object val)

大于等于 >=

参数:

condition - 执行条件

column - 字段

val - 值

返回:

children

lt

default Children lt(R column,
                    java.lang.Object val)

ignore

lt

Children lt(boolean condition,
            R column,
            java.lang.Object val)

小于 <

参数:

condition - 执行条件

column - 字段

val - 值

返回:

children

le

default Children le(R column,
                    java.lang.Object val)

ignore

le

Children le(boolean condition,
            R column,
            java.lang.Object val)

小于等于 <=

参数:

condition - 执行条件

column - 字段

val - 值

返回:

children

between

default Children between(R column,
                         java.lang.Object val1,
                         java.lang.Object val2)

ignore

between

Children between(boolean condition,
                 R column,
                 java.lang.Object val1,
                 java.lang.Object val2)

BETWEEN 值1 AND 值2

参数:

condition - 执行条件

column - 字段

val1 - 值1

val2 - 值2

返回:

children

notBetween

default Children notBetween(R column,
                            java.lang.Object val1,
                            java.lang.Object val2)

ignore

notBetween

Children notBetween(boolean condition,
                    R column,
                    java.lang.Object val1,
                    java.lang.Object val2)

NOT BETWEEN 值1 AND 值2

参数:

condition - 执行条件

column - 字段

val1 - 值1

val2 - 值2

返回:

children

like

default Children like(R column,
                      java.lang.Object val)

ignore

like

Children like(boolean condition,
              R column,
              java.lang.Object val)

LIKE '%值%'

参数:

condition - 执行条件

column - 字段

val - 值

返回:

children

notLike

default Children notLike(R column,
                         java.lang.Object val)

ignore

notLike

Children notLike(boolean condition,
                 R column,
                 java.lang.Object val)

NOT LIKE '%值%'

参数:

condition - 执行条件

column - 字段

val - 值

返回:

children

likeLeft

default Children likeLeft(R column,
                          java.lang.Object val)

ignore

likeLeft

Children likeLeft(boolean condition,
                  R column,
                  java.lang.Object val)

LIKE '%值'

参数:

condition - 执行条件

column - 字段

val - 值

返回:

children

likeRight

default Children likeRight(R column,
                           java.lang.Object val)

ignore

likeRight

Children likeRight(boolean condition,
                   R column,
                   java.lang.Object val)

LIKE '值%'

参数:

condition - 执行条件

column - 字段

val - 值

返回:

children