Package com.github.yulichang.extension.kt

Class KtLambdaWrapper<T>

java.lang.Object

com.baomidou.mybatisplus.core.conditions.Wrapper<T>

com.github.yulichang.extension.kt.KtAbstractWrapper<T,Children>

com.github.yulichang.extension.kt.KtAbstractLambdaWrapper<T,KtLambdaWrapper<T>>

com.github.yulichang.extension.kt.KtLambdaWrapper<T>

All Implemented Interfaces:

com.baomidou.mybatisplus.core.conditions.interfaces.Nested<KtLambdaWrapper<T>,KtLambdaWrapper<T>>, com.baomidou.mybatisplus.core.conditions.ISqlSegment, Compare<KtLambdaWrapper<T>>, CompareIfExists<KtLambdaWrapper<T>>, Func<KtLambdaWrapper<T>>, OnCompare<KtLambdaWrapper<T>>, Query<KtLambdaWrapper<T>>, QueryJoin<KtLambdaWrapper<T>,T>, QueryLabel<KtLambdaWrapper<T>>, MPJBaseJoin<T>, StringJoin<KtLambdaWrapper<T>,T>, Chain<T>, CompareStr<KtLambdaWrapper<T>,String>, CompareStrIfExists<KtLambdaWrapper<T>,String>, FuncStr<KtLambdaWrapper<T>,String>, Join<KtLambdaWrapper<T>>, SelectWrapper<T,KtLambdaWrapper<T>>, Serializable

public class KtLambdaWrapper<T>
extends KtAbstractLambdaWrapper<T,KtLambdaWrapper<T>>
implements Query<KtLambdaWrapper<T>>, QueryLabel<KtLambdaWrapper<T>>, Chain<T>, SelectWrapper<T,KtLambdaWrapper<T>>

参考 LambdaQueryWrapper Lambda 语法使用 Wrapper

Since:

1.4.6

Author:

yulichang

See Also:

• Serialized Form

Field Summary

Fields inherited from class com.github.yulichang.extension.kt.KtAbstractLambdaWrapper

alias, dynamicTableName, from, hasAlias, keyWord, logicDelType, logicSql, pageByMain, pageInfo, resultMap, resultMapCollection, subLogicSql, subTableAlias, tableFunc, tableIndex

Fields inherited from class com.github.yulichang.extension.kt.KtAbstractWrapper

checkSqlInjection, expression, ifExists, index, isMain, isNo, joinClass, lastSql, onWrappers, paramAlias, paramNameSeq, paramNameValuePairs, sqlComment, sqlFirst, tableList, tableName, typedThis

Constructor Summary

Constructors

Constructor	Description
KtLambdaWrapper()	推荐使用 带 class 的构造方法
KtLambdaWrapper(Class<T> clazz)	推荐使用此构造方法
KtLambdaWrapper(Class<T> clazz, String alias)	构造方法
KtLambdaWrapper(String alias)	自定义主表别名
KtLambdaWrapper(T entity)	构造方法
KtLambdaWrapper(T entity, String alias)	构造方法

Method Summary

Modifier and Type	Method	Description
void	addLabel(Label<?> label, boolean isCollection)
void	clear()
KtLambdaWrapper<T>	distinct()	sql去重 select distinct
KtLambdaWrapper<T>	getChildren()
List<Select>	getSelectColum()
boolean	getSelectDistinct()
String	getSqlSelect()	查询条件 SQL 片段
String	getUnionSql()
protected KtLambdaWrapper<T>	instance()	用于生成嵌套 sql
protected KtLambdaWrapper<T>	instance(Integer index, String keyWord, Class<?> joinClass, String tableName)
protected KtLambdaWrapper<T>	instanceEmpty()
final KtLambdaWrapper<T>	select(kotlin.reflect.KProperty<?>... columns)	设置查询字段
KtLambdaWrapper<T>	selectAll()
KtLambdaWrapper<T>	selectFunc(String sql, MFunction<FuncArgs> column, String alias)
KtLambdaWrapper<T>	selectSub(Class<?> clazz, String st, Consumer<KtLambdaWrapper<?>> consumer, String alias)	子查询
KtLambdaWrapper<T>	selectSub(Class<?> clazz, Consumer<KtLambdaWrapper<?>> consumer, kotlin.reflect.KProperty<?> alias)	子查询
<E, F> KtLambdaWrapper<T>	selectSub(Class<E> clazz, String st, Consumer<KtLambdaWrapper<?>> consumer, kotlin.reflect.KProperty<?> alias)
final KtLambdaWrapper<T>	union(KtLambdaWrapper<?>... wrappers)	Deprecated. union 不支持子查询
<U> KtLambdaWrapper<T>	union(Class<U> clazz, Consumer<KtLambdaWrapper<U>> consumer)	union
final KtLambdaWrapper<T>	unionAll(KtLambdaWrapper<?>... wrappers)	Deprecated. union 不支持子查询
<U> KtLambdaWrapper<T>	unionAll(Class<U> clazz, Consumer<KtLambdaWrapper<U>> consumer)	union

Methods inherited from class com.github.yulichang.extension.kt.KtAbstractLambdaWrapper

columnsToString, columnToString, disableLogicDel, disableSubLogicDel, enableLogicDel, enableSubLogicDel, getCache, getDefault, getFrom, getLogicSql, getPageInfo, getSubLogicSql, getTableName, getTableNameEnc, initNeed, isUseAnnotationOrderBy, join, join, logicDelToOn, logicDelToWhere, pageByMain, pageByMain, setTableName

Methods inherited from class com.github.yulichang.extension.kt.KtAbstractWrapper

addCondition, addCondition, addCondition, addNestedCondition, allEq, allEqStr, allEqStr, and, and, appendSqlSegments, apply, applyFunc, applyFunc, around, between, between, checkSqlInjection, clone, columnSqlInjectFilter, columnsToString, columnsToString, columnsToString, columnToSqlSegment, columnToSqlSegment, columnToSqlSegmentS, columnToString, comment, eq, eq, eq, eqSql, exists, first, formatParam, formatSqlMaybeWithParam, func, ge, ge, ge, geSql, geSql, getEntity, getEntityClass, getExpression, getParamAlias, getSqlComment, getSqlFirst, getSqlSegment, groupBy, groupBy, groupBy, groupBy, groupByStr, gt, gt, gt, gtSql, gtSql, having, in, in, in, in, inExpression, inExpression, inSql, inSql, isNotNull, isNotNull, isNull, isNull, last, le, le, le, leSql, leSql, like, like, likeLeft, likeLeft, likeRight, likeRight, likeValue, likeValue, lt, lt, lt, ltSql, ltSql, maybeDo, ne, ne, ne, nested, not, not, notBetween, notBetween, notExists, notIn, notIn, notIn, notIn, notInSql, notInSql, notLike, notLike, notLikeLeft, notLikeLeft, notLikeRight, notLikeRight, or, or, orderBy, orderBy, orderBy, orderByAsc, orderByDesc, orderByStr, setEntity, setEntityClass, setIfExists, setIfExists, setParamAlias, toChildren, toChildren

Methods inherited from class com.baomidou.mybatisplus.core.conditions.Wrapper

getCustomSqlSegment, getSqlSet, getTargetSql, isEmptyOfEntity, isEmptyOfNormal, isEmptyOfWhere, isNonEmptyOfEntity, isNonEmptyOfNormal, isNonEmptyOfWhere, nonEmptyOfEntity, nonEmptyOfNormal, nonEmptyOfWhere

Methods inherited from class java.lang.Object

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

Methods inherited from interface com.github.yulichang.wrapper.interfaces.Chain

count, first, first, getEntityClass, isResultMapCollection, list, list, mapFirst, mapList, mapOne, mapPage, one, one, page, page

Methods inherited from interface com.github.yulichang.extension.kt.interfaces.Compare

allEq, allEq, between, between, between, eq, eq, eq, ge, ge, ge, gt, gt, gt, le, le, le, like, like, like, likeLeft, likeLeft, likeLeft, likeRight, likeRight, likeRight, lt, lt, lt, ne, ne, ne, notBetween, notBetween, notBetween, notLike, notLike, notLike, notLikeLeft, notLikeLeft, notLikeLeft, notLikeRight, notLikeRight, notLikeRight

Methods inherited from interface com.github.yulichang.extension.kt.interfaces.CompareIfExists

eqIfExists, eqIfExists, geIfExists, geIfExists, getIfExists, gtIfExists, gtIfExists, leIfExists, leIfExists, likeIfExists, likeIfExists, likeLeftIfExists, likeLeftIfExists, likeRightIfExists, likeRightIfExists, ltIfExists, ltIfExists, neIfExists, neIfExists, notLikeIfExists, notLikeIfExists, notLikeLeftIfExists, notLikeLeftIfExists, notLikeRightIfExists, notLikeRightIfExists

Methods inherited from interface com.github.yulichang.wrapper.interfaces.CompareStr

allEqStr, allEqStr, allEqStr, allEqStr, between, eq, ge, gt, le, like, likeLeft, likeRight, lt, ne, notBetween, notLike, notLikeLeft, notLikeRight

Methods inherited from interface com.github.yulichang.wrapper.interfaces.CompareStrIfExists

eqIfExists, geIfExists, getIfExists, gtIfExists, leIfExists, likeIfExists, likeLeftIfExists, likeRightIfExists, ltIfExists, neIfExists, notLikeIfExists, notLikeLeftIfExists, notLikeRightIfExists

Methods inherited from interface com.github.yulichang.extension.kt.interfaces.Func

func, func, geSql, geSql, geSql, groupBy, groupBy, groupBy, groupBy, groupBy, groupBy, gtSql, gtSql, gtSql, having, in, in, in, in, in, in, inSql, inSql, inSql, isNotNull, isNotNull, isNotNull, isNull, isNull, isNull, leSql, leSql, leSql, ltSql, ltSql, ltSql, notIn, notIn, notIn, notIn, notIn, notIn, notInSql, notInSql, notInSql, orderBy, orderByAsc, orderByAsc, orderByAsc, orderByAsc, orderByAsc, orderByAsc, orderByAsc, orderByAsc, orderByAsc, orderByDesc, orderByDesc, orderByDesc, orderByDesc, orderByDesc, orderByDesc, orderByDesc

Methods inherited from interface com.github.yulichang.wrapper.interfaces.FuncStr

eqSql, geSql, groupBy, groupBy, groupByStr, gtSql, in, in, inSql, isNotNull, isNull, leSql, ltSql, notIn, notIn, notInSql, orderByAsc, orderByAsc, orderByAsc, orderByAsc, orderByAscStr, orderByAscStr, orderByDesc, orderByDesc, orderByDesc, orderByDesc, orderByDescStr, orderByDescStr

Methods inherited from interface com.github.yulichang.wrapper.interfaces.Join

apply, around, comment, exists, first, last, notExists, or

Methods inherited from interface com.github.yulichang.interfaces.MPJBaseJoin

getDeleteLogicSql, getDeleteSql

Methods inherited from interface com.baomidou.mybatisplus.core.conditions.interfaces.Nested

and, nested, not, or

Methods inherited from interface com.github.yulichang.extension.kt.interfaces.OnCompare

eq, eq, eq, eq, eq, eq, eq, ge, ge, ge, ge, ge, ge, ge, gt, gt, gt, gt, gt, gt, gt, le, le, le, le, le, le, le, lt, lt, lt, lt, lt, lt, lt, ne, ne, ne, ne, ne, ne, ne

Methods inherited from interface com.github.yulichang.extension.kt.interfaces.Query

getAlias, getIndex, isHasAlias, select, select, selectAll, selectAll, selectAs, selectAs, selectAs, selectAs, selectAsClass, selectAvg, selectAvg, selectAvg, selectCount, selectCount, selectCount, selectCount, selectCount, selectFilter, selectFunc, selectFunc, selectFunc, selectFunc, selectFunc, selectFunc, selectLen, selectLen, selectLen, selectMax, selectMax, selectMax, selectMin, selectMin, selectMin, selectSum, selectSum, selectSum

Methods inherited from interface com.github.yulichang.extension.kt.interfaces.QueryJoin

fullJoin, fullJoin, fullJoin, fullJoin, fullJoin, fullJoin, fullJoin, fullJoin, fullJoin, fullJoin, innerJoin, innerJoin, innerJoin, innerJoin, innerJoin, innerJoin, innerJoin, innerJoin, innerJoin, innerJoin, join, join, join, join, join, join, join, join, join, leftJoin, leftJoin, leftJoin, leftJoin, leftJoin, leftJoin, leftJoin, leftJoin, leftJoin, leftJoin, rightJoin, rightJoin, rightJoin, rightJoin, rightJoin, rightJoin, rightJoin, rightJoin, rightJoin, rightJoin

Methods inherited from interface com.github.yulichang.extension.kt.interfaces.QueryLabel

selectAssociation, selectAssociation, selectAssociation, selectAssociation, selectAssociation, selectCollection, selectCollection, selectCollection, selectCollection, selectCollection

Methods inherited from interface com.github.yulichang.wrapper.interfaces.SelectWrapper

doFill, getAlias, getEntityClass, getFrom, getPageInfo, getResultMapMybatisLabel, getSelectColumns, isPageByMain, isResultMap, isResultMapCollection, setEntityClass

Methods inherited from interface com.github.yulichang.query.interfaces.StringJoin

fullJoin, fullJoin, fullJoin, fullJoin, innerJoin, innerJoin, innerJoin, innerJoin, join, leftJoin, leftJoin, leftJoin, leftJoin, rightJoin, rightJoin, rightJoin, rightJoin

Constructor Details

KtLambdaWrapper

public KtLambdaWrapper()

推荐使用 带 class 的构造方法

KtLambdaWrapper

public KtLambdaWrapper(Class<T> clazz)

推荐使用此构造方法

KtLambdaWrapper

public KtLambdaWrapper(T entity)

构造方法

Parameters:

entity - 主表实体

KtLambdaWrapper

public KtLambdaWrapper(String alias)

自定义主表别名

KtLambdaWrapper

public KtLambdaWrapper(Class<T> clazz,
 String alias)

构造方法

Parameters:

clazz - 主表class类

alias - 主表别名

KtLambdaWrapper

public KtLambdaWrapper(T entity,
 String alias)

构造方法

Parameters:

entity - 主表实体类

alias - 主表别名

Method Details

distinct

public KtLambdaWrapper<T> distinct()

sql去重 select distinct

getSelectColum

public List<Select> getSelectColum()

Specified by:

getSelectColum in interface Query<T>

addLabel

public void addLabel(Label<?> label,
 boolean isCollection)

Specified by:

addLabel in interface QueryLabel<T>

getChildren

public KtLambdaWrapper<T> getChildren()

Specified by:

getChildren in interface Query<T>

Specified by:

getChildren in interface QueryLabel<T>

select

public final KtLambdaWrapper<T> select(kotlin.reflect.KProperty<?>... columns)

设置查询字段

Specified by:

select in interface Query<T>

Parameters:

columns - 字段数组

Returns:

children

selectAll

public KtLambdaWrapper<T> selectAll()

Specified by:

selectAll in interface SelectWrapper<T,KtLambdaWrapper<T>>

selectSub

public KtLambdaWrapper<T> selectSub(Class<?> clazz,
 Consumer<KtLambdaWrapper<?>> consumer,
 kotlin.reflect.KProperty<?> alias)

子查询

selectSub

public <E,
F> KtLambdaWrapper<T> selectSub(Class<E> clazz,
 String st,
 Consumer<KtLambdaWrapper<?>> consumer,
 kotlin.reflect.KProperty<?> alias)

selectSub

public KtLambdaWrapper<T> selectSub(Class<?> clazz,
 String st,
 Consumer<KtLambdaWrapper<?>> consumer,
 String alias)

子查询

selectFunc

public KtLambdaWrapper<T> selectFunc(String sql,
 MFunction<FuncArgs> column,
 String alias)

Specified by:

selectFunc in interface Query<T>

union

@Deprecated
public final KtLambdaWrapper<T> union(KtLambdaWrapper<?>... wrappers)

Deprecated.

union 不支持子查询

union

推荐使用 union(Class<U> clazz, Consumer<MPJLambdaWrapper<U>> consumer) 例： wrapper.union(UserDO.class, union -> union.selectAll(UserDO.class))

See Also:

• union(Class, Consumer)

union

public <U> KtLambdaWrapper<T> union(Class<U> clazz,
 Consumer<KtLambdaWrapper<U>> consumer)

union

例： wrapper.union(UserDO.class, union -> union.selectAll(UserDO.class))

Parameters:

clazz - union语句的主表类型

Since:

1.4.8

unionAll

@Deprecated
public final KtLambdaWrapper<T> unionAll(KtLambdaWrapper<?>... wrappers)

Deprecated.

union 不支持子查询

union

推荐使用 unionAll(Class<U> clazz, Consumer<MPJLambdaWrapper<U>> consumer) 例： wrapper.unionAll(UserDO.class, union -> union.selectAll(UserDO.class))

See Also:

• unionAll(Class, Consumer)

unionAll

public <U> KtLambdaWrapper<T> unionAll(Class<U> clazz,
 Consumer<KtLambdaWrapper<U>> consumer)

union

例： wrapper.unionAll(UserDO.class, union -> union.selectAll(UserDO.class))

Parameters:

clazz - union语句的主表类型

Since:

1.4.8

getSqlSelect

public String getSqlSelect()

查询条件 SQL 片段

Specified by:

getSqlSelect in interface Query<T>

Overrides:

getSqlSelect in class com.baomidou.mybatisplus.core.conditions.Wrapper<T>

getUnionSql

public String getUnionSql()

Specified by:

getUnionSql in interface MPJBaseJoin<T>

getSelectDistinct

public boolean getSelectDistinct()

instance

protected KtLambdaWrapper<T> instance()

用于生成嵌套 sql

故 sqlSelect 不向下传递

Specified by:

instance in class KtAbstractWrapper<T,KtLambdaWrapper<T>>

instanceEmpty

protected KtLambdaWrapper<T> instanceEmpty()

Specified by:

instanceEmpty in class KtAbstractWrapper<T,KtLambdaWrapper<T>>

instance

protected KtLambdaWrapper<T> instance(Integer index,
 String keyWord,
 Class<?> joinClass,
 String tableName)

Specified by:

instance in class KtAbstractWrapper<T,KtLambdaWrapper<T>>

clear

public void clear()

Overrides:

clear in class KtAbstractLambdaWrapper<T,KtLambdaWrapper<T>>