cn.org.atool.fluent.mybatis.segment

类 WhereBase<WHERE extends WhereBase<WHERE,WRAPPER,NestedQ>,WRAPPER extends IWrapper<?,WRAPPER,NestedQ>,NestedQ extends IBaseQuery<?,NestedQ>>

java.lang.Object

cn.org.atool.fluent.mybatis.segment.BaseSegment<WhereApply<WHERE,NestedQ>,WRAPPER>

cn.org.atool.fluent.mybatis.segment.WhereBase<WHERE,WRAPPER,NestedQ>

类型参数:

WHERE - 更新器

WRAPPER - 查询或者更新

NestedQ - WRAPPER 对应的嵌套查询器

直接已知子类:

JoinQueryWhere

public abstract class WhereBase<WHERE extends WhereBase<WHERE,WRAPPER,NestedQ>,WRAPPER extends IWrapper<?,WRAPPER,NestedQ>,NestedQ extends IBaseQuery<?,NestedQ>>
extends BaseSegment<WhereApply<WHERE,NestedQ>,WRAPPER>

BaseQueryAnd: AND或者OR操作基类

作者:

darui.wu

字段概要

字段

限定符和类型	字段和说明
WHERE	and
WHERE	or

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	WhereBase(WRAPPER wrapper)
protected	WhereBase(WRAPPER wrapper, WHERE and)

方法概要

限定符和类型	方法和说明
WHERE	and(IQuery query) and (子条件)
WHERE	and(QFunction<NestedQ> query) 嵌套查询 例: and(i -> i.eq("name", "value1").ne("status", "status1"))
protected WhereApply	apply()
WHERE	apply(Column column, ISqlOp op, Object... paras) 增加and[or]条件
WhereApply<WHERE,NestedQ>	apply(String column) 自定义column赋值比较
WHERE	apply(String column, ISqlOp op, Object... paras) 增加and[or]条件
WHERE	applyFunc(String applySql, Object... paras) 拼接 sql 例1: and[or] apply("id = 1") 例2: and[or] apply("date_format(dateColumn,'%Y-%m-%d') = '2008-08-08'") 例3: and[or] apply("date_format(dateColumn,'%Y-%m-%d') = ?"
WHERE	applyIf(Predicate<Object[]> predicate, Column column, ISqlOp op, Object... paras)
WHERE	applyIf(Predicate<Object[]> predicate, String column, ISqlOp op, Object... paras)
WHERE	applyIf(Predicate<Object[]> predicate, String applySql, Object... paras) 根据条件拼接 sql
protected abstract WHERE	buildOr(WHERE and) 根据and where构造or where实例
WHERE	defaults() 设置默认条件 Query: IDefaultSetter.setQueryDefault(IQuery) Update: IDefaultSetter.setUpdateDefault(IUpdate)
<E extends IEntity> WHERE	eqByEntity(E entity, GetterFunc<E> column, GetterFunc<E>... columns) 根据entity指定字段(允许null)设置where条件
WHERE	eqByEntity(IEntity entity, BiPredicate<String,Object> predicate) 根据entity和字段predicate判断来设置where条件
WHERE	eqByEntity(IEntity entity, FieldMapping column, FieldMapping... columns) 根据entity指定字段(允许null)设置where条件
WHERE	eqByEntity(IEntity entity, String... columns) 根据entity设置where条件 o 指定字段列表, 可以是 null 值 o 无指定字段时, 所有非空entity字段
<E extends IEntity> WHERE	eqByExclude(E entity, GetterFunc<E> exclude, GetterFunc<E>... excludes)
WHERE	eqByExclude(IEntity entity, FieldMapping exclude, FieldMapping... excludes)
WHERE	eqByExclude(IEntity entity, String... excludes) 根据entity(排除指定字段)设置where条件 o 无指定字段时, 条件等于所有字段(包括null值)
<V> WHERE	eqMap(Map<String,V> params, boolean ignoreNull) map 所有非空属性等于 = key: column字段名称 value: 设置值
WHERE	eqNotNull(IEntity entity) 已过时。
<V> WHERE	eqNotNull(Map<String,V> params) map 所有非空属性等于 = key: column字段名称 value: 设置值, 忽略null值
WHERE	exists(boolean condition, IQuery query) EXISTS ( sql语句 )
WHERE	exists(boolean condition, QFunction<NestedQ> query) EXISTS ( sql语句 )
WHERE	exists(boolean condition, String select, Object... values) 已过时。
WHERE	exists(IQuery query) EXISTS ( sql语句 ) 例: EXISTS("select id from table where age = 1")
WHERE	exists(Predicate<Object[]> predicate, String select, Object... values) EXISTS ( sql语句 ) 例: EXISTS("select id from table where age = 1")
WHERE	exists(QFunction<NestedQ> query) EXISTS ( sql语句 ) 例: EXISTS("select id from table where age = 1")
WHERE	exists(String select, Object... values) EXISTS ( sql语句 ) 例: EXISTS("select id from table where age = 1")
WHERE	notExists(boolean condition, IQuery query) NOT EXISTS ( sql语句 ) 例: NOT EXISTS("select id from table where age = 1")
WHERE	notExists(boolean condition, QFunction<NestedQ> query) NOT EXISTS ( sql语句 ) 例: NOT EXISTS("select id from table where age = 1")
WHERE	notExists(boolean condition, String select, Object... values) 已过时。
WHERE	notExists(IQuery query) NOT EXISTS ( sql语句 ) 例: NOT EXISTS("select id from table where age = 1")
WHERE	notExists(Predicate<Object[]> predicate, String select, Object... values) NOT EXISTS ( sql语句 ) 例: NOT EXISTS("select id from table where age = 1")
WHERE	notExists(QFunction<NestedQ> query) NOT EXISTS ( sql语句 ) 例: NOT EXISTS("select id from table where age = 1")
WHERE	notExists(String select, Object... values) NOT EXISTS ( sql语句 ) 例: NOT EXISTS("select id from table where age = 1")
WHERE	or(IQuery query) or (子条件)
WHERE	or(QFunction<NestedQ> query) 嵌套查询 例: or(i -> i.eq("name", "value1").ne("status", "status1"))

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

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 WHERE extends WhereBase<WHERE,WRAPPER,NestedQ> and

or

public WHERE extends WhereBase<WHERE,WRAPPER,NestedQ> or

构造器详细资料

WhereBase

protected WhereBase(WRAPPER wrapper)

WhereBase

protected WhereBase(WRAPPER wrapper,
                    WHERE and)

方法详细资料

buildOr

protected abstract WHERE buildOr(WHERE and)

根据and where构造or where实例

参数:

and - and where

返回:

or where

defaults

public WHERE defaults()

设置默认条件

Query: IDefaultSetter.setQueryDefault(IQuery) Update: IDefaultSetter.setUpdateDefault(IUpdate)

返回:

WHERE

eqNotNull

@Deprecated
public WHERE eqNotNull(IEntity entity)

已过时。

根据entity非空字段设置where条件

replaced by eqByEntity(IEntity, String...)

参数:

entity - 实例

返回:

查询器StudentQuery

eqByEntity

public WHERE eqByEntity(IEntity entity,
                        BiPredicate<String,Object> predicate)

根据entity和字段predicate判断来设置where条件

参数:

entity - 实例

predicate - 判断字段是否作为where条件 (columnName, columnValue)->{}

返回:

WHERE

eqByEntity

public WHERE eqByEntity(IEntity entity,
                        String... columns)

根据entity设置where条件

 o 指定字段列表, 可以是 null 值
 o 无指定字段时, 所有非空entity字段
 

参数:

entity - 实例

columns - 要设置条件的字段

返回:

查询器StudentQuery

eqByEntity

public WHERE eqByEntity(IEntity entity,
                        FieldMapping column,
                        FieldMapping... columns)

根据entity指定字段(允许null)设置where条件

参数:

entity - 实例

column - 要设置条件的字段

columns - 要设置条件的字段

返回:

查询器StudentQuery

eqByEntity

public <E extends IEntity> WHERE eqByEntity(E entity,
                                            GetterFunc<E> column,
                                            GetterFunc<E>... columns)

根据entity指定字段(允许null)设置where条件

参数:

entity - 实例

column - 要设置条件的字段

columns - 要设置条件的字段

返回:

查询器StudentQuery

eqByExclude

public WHERE eqByExclude(IEntity entity,
                         String... excludes)

根据entity(排除指定字段)设置where条件

 o 无指定字段时, 条件等于所有字段(包括null值)
 

参数:

entity - 实例

excludes - 排除设置条件的字段

返回:

查询器StudentQuery

eqByExclude

public <E extends IEntity> WHERE eqByExclude(E entity,
                                             GetterFunc<E> exclude,
                                             GetterFunc<E>... excludes)

eqByExclude

public WHERE eqByExclude(IEntity entity,
                         FieldMapping exclude,
                         FieldMapping... excludes)

eqNotNull

public <V> WHERE eqNotNull(Map<String,V> params)

map 所有非空属性等于 = key: column字段名称 value: 设置值, 忽略null值

类型参数:

V - 值类型

参数:

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

返回:

self

eqMap

public <V> WHERE eqMap(Map<String,V> params,
                       boolean ignoreNull)

map 所有非空属性等于 = key: column字段名称 value: 设置值

参数:

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

ignoreNull - value为null时,是否忽略。如果ignoreNull = false, 且value=null, 会执行 column is null判断

返回:

self

exists

public WHERE exists(String select,
                    Object... values)

EXISTS ( sql语句 )

例: EXISTS("select id from table where age = 1")

参数:

select - exists sql语句

values - 参数, 对应 select 语句中的 "?" 占位符

返回:

self

exists

@Deprecated
public WHERE exists(boolean condition,
                                String select,
                                Object... values)

已过时。

use exists(Predicate, String, Object...)

exists

public WHERE exists(Predicate<Object[]> predicate,
                    String select,
                    Object... values)

EXISTS ( sql语句 )

例: EXISTS("select id from table where age = 1")

参数:

predicate - true时条件成立

select - exists sql语句

values - 参数, 对应 select 语句中的 "?" 占位符

返回:

self

exists

public WHERE exists(QFunction<NestedQ> query)

EXISTS ( sql语句 )

例: EXISTS("select id from table where age = 1")

参数:

query - 嵌套查询

返回:

self

exists

public WHERE exists(boolean condition,
                    QFunction<NestedQ> query)

EXISTS ( sql语句 )

参数:

condition - 条件为真时成立

query - 子查询

返回:

WHERE

exists

public WHERE exists(IQuery query)

EXISTS ( sql语句 )

例: EXISTS("select id from table where age = 1")

参数:

query - 嵌套查询

返回:

self

exists

public WHERE exists(boolean condition,
                    IQuery query)

EXISTS ( sql语句 )

参数:

condition - 条件为真时成立

query - 子查询

返回:

WHERE

notExists

public WHERE notExists(String select,
                       Object... values)

NOT EXISTS ( sql语句 )

例: NOT EXISTS("select id from table where age = 1")

参数:

select - not exists sql语句

values - select语句参数, 对应notExistsSql语句中的 "?" 占位符

返回:

self

notExists

@Deprecated
public WHERE notExists(boolean condition,
                                   String select,
                                   Object... values)

已过时。

use notExists(Predicate, String, Object...)

notExists

public WHERE notExists(Predicate<Object[]> predicate,
                       String select,
                       Object... values)

NOT EXISTS ( sql语句 )

例: NOT EXISTS("select id from table where age = 1")

参数:

predicate - true时条件成立

select - not exists sql语句

values - select语句参数, 对应notExistsSql语句中的 "?" 占位符

返回:

self

notExists

public WHERE notExists(QFunction<NestedQ> query)

NOT EXISTS ( sql语句 )

例: NOT EXISTS("select id from table where age = 1")

参数:

query - 嵌套查询

返回:

self

notExists

public WHERE notExists(boolean condition,
                       QFunction<NestedQ> query)

NOT EXISTS ( sql语句 )

例: NOT EXISTS("select id from table where age = 1")

参数:

condition - true时条件成立

query - 嵌套查询

返回:

self

notExists

public WHERE notExists(IQuery query)

NOT EXISTS ( sql语句 )

例: NOT EXISTS("select id from table where age = 1")

参数:

query - 子查询

返回:

self

notExists

public WHERE notExists(boolean condition,
                       IQuery query)

NOT EXISTS ( sql语句 )

例: NOT EXISTS("select id from table where age = 1")

参数:

condition - true时条件成立

query - 嵌套查询

返回:

self

applyFunc

public WHERE applyFunc(String applySql,
                       Object... paras)

拼接 sql

例1: and[or] apply("id = 1")

例2: and[or] apply("date_format(dateColumn,'%Y-%m-%d') = '2008-08-08'")

例3: and[or] apply("date_format(dateColumn,'%Y-%m-%d') = ?", LocalDate.now())

参数:

applySql - 拼接的sql语句

paras - 对应sql语句的 "?" 参数

返回:

children

apply

public WhereApply<WHERE,NestedQ> apply(String column)

自定义column赋值比较

参数:

column - 自定义的column值

返回:

WhereApply

applyIf

public WHERE applyIf(Predicate<Object[]> predicate,
                     String applySql,
                     Object... paras)

根据条件拼接 sql

参数:

predicate - if true: 拼接applySql; false: 丢弃条件拼接

applySql - 要拼接的sql语句

paras - sql参数

返回:

WHERE

apply

public WHERE apply(String column,
                   ISqlOp op,
                   Object... paras)

增加and[or]条件

参数:

column - 字段

op - 操作

paras - 操作参数

返回:

条件设置器

applyIf

public WHERE applyIf(Predicate<Object[]> predicate,
                     String column,
                     ISqlOp op,
                     Object... paras)

apply

public WHERE apply(Column column,
                   ISqlOp op,
                   Object... paras)

增加and[or]条件

参数:

column - 字段

op - 操作

paras - 操作参数

返回:

条件设置器

applyIf

public WHERE applyIf(Predicate<Object[]> predicate,
                     Column column,
                     ISqlOp op,
                     Object... paras)

and

public WHERE and(QFunction<NestedQ> query)

嵌套查询

例: and(i -> i.eq("name", "value1").ne("status", "status1"))

参数:

query - 消费函数

返回:

children

or

public WHERE or(QFunction<NestedQ> query)

嵌套查询

例: or(i -> i.eq("name", "value1").ne("status", "status1"))

参数:

query - 消费函数

返回:

children

and

public WHERE and(IQuery query)

and (子条件)

参数:

query - 子查询

返回:

WHERE

or

public WHERE or(IQuery query)

or (子条件)

参数:

query - 子查询

返回:

WHERE

apply

protected WhereApply apply()

指定者:

apply 在类中 BaseSegment<WhereApply<WHERE extends WhereBase<WHERE,WRAPPER,NestedQ>,NestedQ extends IBaseQuery<?,NestedQ>>,WRAPPER extends IWrapper<?,WRAPPER,NestedQ>>