tech.ibit.mybatis.sqlbuilder.sql.support.impl

Class FromSupportImpl<T>

java.lang.Object

tech.ibit.mybatis.sqlbuilder.sql.support.impl.BaseTableSupportImpl<T>

tech.ibit.mybatis.sqlbuilder.sql.support.impl.FromSupportImpl<T>

Type Parameters:

T - 对象模板类型

All Implemented Interfaces:

FromSupport<T>, PrepareStatementBuildSupport, SqlSupport<T>

public class FromSupportImpl<T>
extends BaseTableSupportImpl<T>
implements FromSupport<T>

FromSupport实现

Author:

IBIT程序猿

Constructor Summary

Constructors

Constructor and Description
FromSupportImpl(T sql) 构造函数

Method Summary

Modifier and Type	Method and Description
<K> FromSupportImpl<K>	copy(K sql) 对象复制（浅复制）
T	from(List<Table> tables) `FROM table1 t1, table2 t2...` 语句, t1, t2表示"表别名"
T	from(Table table) `FROM table1 t1` 语句, t1表示"表别名"
PrepareStatement	getFromPrepareStatement(boolean useAlias) 获取预查询SQL对象

Methods inherited from class tech.ibit.mybatis.sqlbuilder.sql.support.impl.BaseTableSupportImpl

getSql, getTable, getTablePrepareStatement

Methods inherited from class java.lang.Object

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

Methods inherited from interface tech.ibit.mybatis.sqlbuilder.sql.support.impl.PrepareStatementBuildSupport

append, append, getPrepareStatement, getPrepareStatement, getPrepareStatement, getPrepareStatement

Constructor Detail

FromSupportImpl

public FromSupportImpl(T sql)

构造函数

Parameters:

sql - sql对象

Method Detail

copy

public <K> FromSupportImpl<K> copy(K sql)

对象复制（浅复制）

Type Parameters:

K - sql对象模板

Parameters:

sql - sql对象

Returns:

复制后的对象

from

public T from(Table table)

Description copied from interface: FromSupport

`FROM table1 t1` 语句, t1表示"表别名"

Specified by:

from in interface FromSupport<T>

Parameters:

table - 表对象

Returns:

SQL对象

See Also:

Table

from

public T from(List<Table> tables)

Description copied from interface: FromSupport

`FROM table1 t1, table2 t2...` 语句, t1, t2表示"表别名"

Specified by:

from in interface FromSupport<T>

Parameters:

tables - 表对象列表

Returns:

SQL对象

See Also:

Table

getFromPrepareStatement

public PrepareStatement getFromPrepareStatement(boolean useAlias)

获取预查询SQL对象

Parameters:

useAlias - 是否使用别名

Returns:

预查询SQL对象