net.ymate.platform.persistence.jdbc.base.impl

Class DefaultUpdateOperator

java.lang.Object

net.ymate.platform.persistence.jdbc.base.AbstractOperator

net.ymate.platform.persistence.jdbc.base.impl.DefaultUpdateOperator

All Implemented Interfaces:

IOperator, IUpdateOperator

public class DefaultUpdateOperator
extends AbstractOperator
implements IUpdateOperator

数据库更新操作器接口实现

Author:

刘镇 (suninformation@163.com) on 2011-9-23 上午10:38:24

Field Summary

Fields inherited from class net.ymate.platform.persistence.jdbc.base.AbstractOperator

executed, expenseTime, sql

Constructor Summary

Constructors

Constructor and Description
DefaultUpdateOperator(String sql, IDatabaseConnectionHolder connectionHolder)
DefaultUpdateOperator(String sql, IDatabaseConnectionHolder connectionHolder, IAccessorConfig accessorConfig)

Method Summary

Modifier and Type	Method and Description
protected int	doExecute() 执行具体的操作过程
int	getEffectCounts() 获取更新操作执行后影响的记录行数，不支持批量更新语句； 对于 INSERT、UPDATE 或 DELETE 语句，返回行数; 对于无返回结果的SQL语句，返回 0

Methods inherited from class net.ymate.platform.persistence.jdbc.base.AbstractOperator

addParameter, addParameter, doAppendStackTraces, doSetParameters, execute, getAccessorConfig, getConnectionHolder, getExpenseTime, getParameters, getSQL, isExecuted, serializeParameters, setAccessorConfig

Methods inherited from class java.lang.Object

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

Methods inherited from interface net.ymate.platform.persistence.jdbc.base.IOperator

addParameter, addParameter, execute, getAccessorConfig, getConnectionHolder, getExpenseTime, getParameters, getSQL, isExecuted, setAccessorConfig

Constructor Detail

DefaultUpdateOperator

public DefaultUpdateOperator(String sql,
                             IDatabaseConnectionHolder connectionHolder)

DefaultUpdateOperator

public DefaultUpdateOperator(String sql,
                             IDatabaseConnectionHolder connectionHolder,
                             IAccessorConfig accessorConfig)

Method Detail

doExecute

protected int doExecute()
                 throws Exception

Description copied from class: AbstractOperator

执行具体的操作过程

Specified by:

doExecute in class AbstractOperator

Returns:

返回影响行数

Throws:

Exception - 执行过程中产生的异常

getEffectCounts

public int getEffectCounts()

Description copied from interface: IUpdateOperator

获取更新操作执行后影响的记录行数，不支持批量更新语句； 对于 INSERT、UPDATE 或 DELETE 语句，返回行数; 对于无返回结果的SQL语句，返回 0

Specified by:

getEffectCounts in interface IUpdateOperator

Returns:

int