org.teasoft.bee.osql.service

类 ObjSQLAbstractServiceImpl

java.lang.Object

org.teasoft.bee.osql.service.ObjSQLAbstractServiceImpl

所有已实现的接口:

ObjSQLService, Suid

直接已知子类:

ObjSQLRichAbstractServiceImpl

public abstract class ObjSQLAbstractServiceImpl
extends Object
implements ObjSQLService

默认抽象通用面向对象SQL服务实现类.Default common abstract object SQLService implement class.

从以下版本开始:

1.0

作者:

Kingstar

构造器概要

构造器

构造器和说明
ObjSQLAbstractServiceImpl()

方法概要

方法

限定符和类型	方法和说明
<T> int	delete(T entity) 根据实体对象entity删除数据 According to entity object delete record.
abstract Suid	getSuid()
<T> int	insert(T entity) 根据实体对象entity插入数据 According to entity object insert record.
<T> List<T>	select(T entity) 根据实体对象entity查询数据 According to entity object select records from database.
<T> List<T>	select(T entity, Condition condition) 根据实体对象和Condition查询数据.select the records according to entity and condition.
<T> int	update(T entity) 根据实体对象entity更新数据 According to entity object update record.

从类继承的方法 java.lang.Object

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

构造器详细资料

ObjSQLAbstractServiceImpl

public ObjSQLAbstractServiceImpl()

方法详细资料

getSuid

public abstract Suid getSuid()

insert

public <T> int insert(T entity)

从接口复制的说明: Suid

根据实体对象entity插入数据 According to entity object insert record.

指定者:

insert 在接口中 Suid

参数:

entity - 与表对应的实体对象,且不能为空. table's entity(do not allow null). entity中非null且非空字符串将插入到数据库 The entity corresponding to table and can not be null. The not null and not empty string will insert to database.

返回:

成功插入的记录数 the numbers of insert records successfully.

select

public <T> List<T> select(T entity)

从接口复制的说明: Suid

根据实体对象entity查询数据 According to entity object select records from database.

指定者:

select 在接口中 Suid

参数:

entity - 与表对应的实体对象,且不能为空. table's entity(do not allow null). entity中非null且非空字符串作为过虑条件,操作符是等号.eg:field=value entity corresponding to table and can not be null. If the field value is not null and not empty string as filter condition, the operator is equal sign.eg:field=value

返回:

返回可包含多个实体(多条记录)的list. return list can contain more than one entity

delete

public <T> int delete(T entity)

从接口复制的说明: Suid

根据实体对象entity删除数据 According to entity object delete record.

指定者:

delete 在接口中 Suid

参数:

entity - 与表对应的实体对象,且不能为空. table's entity(do not allow null). entity中非null且非空字符串作为过虑条件,操作符是等号.eg:field=value The entity corresponding to table and can not be null. If the field value is not null and not empty string as filter condition, the operator is equal sign.eg:field=value

返回:

成功删除的记录数 the numbers of delete records successfully.

update

public <T> int update(T entity)

从接口复制的说明: Suid

根据实体对象entity更新数据 According to entity object update record.

指定者:

update 在接口中 Suid

参数:

entity - 与表对应的实体对象,且不能为空;entity中id属性不能为空,作为过虑条件 entity中非null且非空字符串将更新到数据库(id除外). table's entity(do not allow null);id is where condition,do not allow null.

返回:

成功更新的记录数 the numbers of update records successfully.

另请参阅:

The entity corresponding to table and can not be null. The ID field of entity cannot be null and as filter condition. The not null and not empty string will update to database except ID., SuidRich#update(T entity,String updateFieldList)

select

public <T> List<T> select(T entity,
                 Condition condition)

从接口复制的说明: Suid

根据实体对象和Condition查询数据.select the records according to entity and condition. 若condition没有设置IncludeType,默认过滤NULL和空字符串

指定者:

select 在接口中 Suid

参数:

entity - 与表对应的实体对象,且不能为空. table's entity(do not allow null).

condition - 默认有值的字段会转成field=value的形式,其它形式可通过condition指定.condition使用过的字段,默认情况不会再处理. if the field is not null or empty, it will be translate to field=value.Other can define with condition.

返回: