Class MapIndexMapper

java.lang.Object

org.huiche.jdbc.mapper.index.MapIndexMapper

All Implemented Interfaces:

IndexMapper

public final class MapIndexMapper
extends Object
implements IndexMapper

Map的列下标映射

Author:

Maning

Constructor Summary

Constructors

Constructor	Description
MapIndexMapper(ResultSetMetaData metaData)	默认构造

Method Summary

Modifier and Type	Method	Description
String	get(int columnIndex, BiFunction<String,String,String> keyNamingStrategy)	通过下标和命名, 用于map查询
Integer	get(String table, String column)	通过table和column获取下标,用于实体类查询

Methods inherited from class Object

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

Constructor Details

MapIndexMapper

public MapIndexMapper(ResultSetMetaData metaData)
               throws SQLException

默认构造

Parameters:

metaData - rs元数据

Throws:

SQLException - sql异常

Method Details

get

public Integer get(String table,
 String column)

Description copied from interface: IndexMapper

通过table和column获取下标,用于实体类查询

Specified by:

get in interface IndexMapper

Parameters:

table - 表名

column - 列名

Returns:

下标

get

public String get(int columnIndex,
 BiFunction<String,String,String> keyNamingStrategy)

Description copied from interface: IndexMapper

通过下标和命名, 用于map查询

Specified by:

get in interface IndexMapper

Parameters:

columnIndex - 列下标

keyNamingStrategy - map的key命名策略(传入table和column,返回key)

Returns:

map的key