sf.database.jdbc.type

Class Jdbcs

java.lang.Object

sf.database.jdbc.type.Jdbcs

public abstract class Jdbcs
extends Object

提供一些与 JDBC 有关的帮助函数

Author:

Field Summary

Fields

Modifier and Type	Field and Description
static TypeHandler	asNull 空值适配器
static TypeHandlerRegistry	registry

Constructor Summary

Constructors

Constructor and Description
Jdbcs()

Method Summary

Modifier and Type	Method and Description
static <T> TypeHandler<T>	getBean2DBMappingType(ColumnMapping column)
static TypeHandler<?>	getDB2BeanMappingType(Class<?> mirror)
static TypeHandler<?>	getDB2BeanMappingType(Class<?> mirror, int sqlType)
static TypeHandler<?>	registerCustomType(Class clazz, TypeHandler<?> adaptor) 注册一个自定义JdbcValue,若adaptor为null,则取消注册
static void	setJdbcSqlType(ColumnMapping column) 设置 jdbc sql type

Methods inherited from class java.lang.Object

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

Field Detail

registry

public static TypeHandlerRegistry registry

asNull

public static final TypeHandler asNull

空值适配器

Constructor Detail

Jdbcs

public Jdbcs()

Method Detail

registerCustomType

public static TypeHandler<?> registerCustomType(Class clazz,
                                                TypeHandler<?> adaptor)

注册一个自定义JdbcValue,若adaptor为null,则取消注册

Parameters:

clazz - 类名

adaptor - 值适配器实例,若为null,则取消注册

Returns:

原有的值适配器

getDB2BeanMappingType

public static TypeHandler<?> getDB2BeanMappingType(Class<?> mirror)

getDB2BeanMappingType

public static TypeHandler<?> getDB2BeanMappingType(Class<?> mirror,
                                                   int sqlType)

getBean2DBMappingType

public static <T> TypeHandler<T> getBean2DBMappingType(ColumnMapping column)

setJdbcSqlType

public static void setJdbcSqlType(ColumnMapping column)

设置 jdbc sql type

Parameters:

column -