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
void	beginSameConnection() 声明开始使用同一Connection.declare begin Same Connection for some ORM operation.
<T> int	delete(T entity) 根据实体对象entity删除数据.According to entity object delete record.
<T> int	delete(T entity, Condition condition) 根据实体对象和Condition删记录.Delete the records according to entity and condition.
void	endSameConnection() 声明结束使用同一Connection.declare end Same Connection for some ORM operation.
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> long	insertAndReturnId(T entity)
<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.
Suid	setDynamicParameter(String para, String value) 为动态表名、实体名参数设置值.set dynamic parameter for dynamic table & entity name 本方法的调用要早于select,update,insert,delete等方法.
<T> int	update(T entity) 根据实体对象entity更新数据,这个方法用于SQL的where条件的只有id属性,其它非null(且非空字符串)字段将更新到数据库(id除外) According to entity object update record.This method just has id field to SQL where expression.

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 field will insert to database.

返回:

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

insertAndReturnId

public <T> long insertAndReturnId(T entity)

指定者:

insertAndReturnId 在接口中 Suid

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 field as filter condition,
the operator is equal sign.eg:field=value

返回:

可包含多个实体(多条记录)的list. list which contains 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 field 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,这个方法用于SQL的where条件的只有id属性,其它非null(且非空字符串)字段将更新到数据库(id除外)
According to entity object update record.This method just has id field to SQL where expression.

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.
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 field will update to database except ID.

返回:

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

另请参阅:

SuidRich.update(Object,java.lang.String)

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 - entity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.
If the field of entity is not null or empty, it will be translate to field=value.Other can define with condition.
若condition没有设置IncludeType,默认过滤NULL和空字符串(但condition中op,between,notBetween方法设置的字段,不受includeType的值影响.)

返回:

可包含多个实体(多条记录)的list. list which contains more than one entity.

delete

public <T> int delete(T entity,
             Condition condition)

从接口复制的说明: Suid

根据实体对象和Condition删记录.Delete 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:

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).

condition - entity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.
If the field of entity is not null or empty, it will be translate to field=value.Other can define with condition.
若condition没有设置IncludeType,默认过滤NULL和空字符串(但condition中op,between,notBetween方法设置的字段,不受includeType的值影响.)

返回:

成功删除的记录行数. the number of deleted record(s) successfully.

setDynamicParameter

public Suid setDynamicParameter(String para,
                       String value)

从接口复制的说明: Suid

为动态表名、实体名参数设置值.set dynamic parameter for dynamic table & entity name
本方法的调用要早于select,update,insert,delete等方法.
This method is called earlier than the select, update, insert, delete methods.

指定者:

setDynamicParameter 在接口中 Suid

参数:

para - parameter name

value - parameter value

返回:

Suid

beginSameConnection

public void beginSameConnection()

从接口复制的说明: Suid

声明开始使用同一Connection.declare begin Same Connection for some ORM operation.

指定者:

beginSameConnection 在接口中 Suid

endSameConnection

public void endSameConnection()

从接口复制的说明: Suid

声明结束使用同一Connection.declare end Same Connection for some ORM operation.

指定者:

endSameConnection 在接口中 Suid