org.aoju.bus.pager.plugin

Class CountExecutor

java.lang.Object

org.aoju.bus.pager.plugin.CountExecutor

public abstract class CountExecutor
extends Object

count 查询

Since:

JDK 1.8+

Version:

5.5.0

Author:

Kimi Liu

Constructor Summary

Constructors

Constructor and Description
CountExecutor()

Method Summary

Modifier and Type	Method and Description
static Long	executeAutoCount(Dialect dialect, org.apache.ibatis.executor.Executor executor, org.apache.ibatis.mapping.MappedStatement countMs, Object parameter, org.apache.ibatis.mapping.BoundSql boundSql, org.apache.ibatis.session.RowBounds rowBounds, org.apache.ibatis.session.ResultHandler resultHandler) 执行自动生成的 count 查询
static Long	executeManualCount(org.apache.ibatis.executor.Executor executor, org.apache.ibatis.mapping.MappedStatement countMs, Object parameter, org.apache.ibatis.mapping.BoundSql boundSql, org.apache.ibatis.session.ResultHandler resultHandler) 执行手动设置的 count 查询,该查询支持的参数必须和被分页的方法相同
static Map<String,Object>	getAdditionalParameter(org.apache.ibatis.mapping.BoundSql boundSql) 获取 BoundSql 属性值 additionalParameters
static org.apache.ibatis.mapping.MappedStatement	getExistedMappedStatement(org.apache.ibatis.session.Configuration configuration, String msId) 尝试获取已经存在的在 MS,提供对手写count和page的支持
static <E> List<E>	pageQuery(Dialect dialect, org.apache.ibatis.executor.Executor executor, org.apache.ibatis.mapping.MappedStatement ms, Object parameter, org.apache.ibatis.session.RowBounds rowBounds, org.apache.ibatis.session.ResultHandler resultHandler, org.apache.ibatis.mapping.BoundSql boundSql, org.apache.ibatis.cache.CacheKey cacheKey) 分页查询

Methods inherited from class java.lang.Object

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

Constructor Detail

CountExecutor

public CountExecutor()

Method Detail

getAdditionalParameter

public static Map<String,Object> getAdditionalParameter(org.apache.ibatis.mapping.BoundSql boundSql)

获取 BoundSql 属性值 additionalParameters

Parameters:

boundSql - boundSql

Returns:

the map

getExistedMappedStatement

public static org.apache.ibatis.mapping.MappedStatement getExistedMappedStatement(org.apache.ibatis.session.Configuration configuration,
                                                                                  String msId)

尝试获取已经存在的在 MS,提供对手写count和page的支持

Parameters:

configuration - 配置

msId - 标识

Returns:

the mappedStatement

executeManualCount

public static Long executeManualCount(org.apache.ibatis.executor.Executor executor,
                                      org.apache.ibatis.mapping.MappedStatement countMs,
                                      Object parameter,
                                      org.apache.ibatis.mapping.BoundSql boundSql,
                                      org.apache.ibatis.session.ResultHandler resultHandler)
                               throws SQLException

执行手动设置的 count 查询,该查询支持的参数必须和被分页的方法相同

Parameters:

executor - 执行者

countMs - MappedStatement

parameter - 参数

boundSql - BoundSql

resultHandler - ResultHandler

Returns:

the long

Throws:

SQLException - 异常

executeAutoCount

public static Long executeAutoCount(Dialect dialect,
                                    org.apache.ibatis.executor.Executor executor,
                                    org.apache.ibatis.mapping.MappedStatement countMs,
                                    Object parameter,
                                    org.apache.ibatis.mapping.BoundSql boundSql,
                                    org.apache.ibatis.session.RowBounds rowBounds,
                                    org.apache.ibatis.session.ResultHandler resultHandler)
                             throws SQLException

执行自动生成的 count 查询

Parameters:

dialect - 方言

executor - 执行者

countMs - MappedStatement

parameter - 参数

boundSql - BoundSql

rowBounds - RowBounds

resultHandler - ResultHandler

Returns:

the long

Throws:

SQLException - 异常

pageQuery

public static <E> List<E> pageQuery(Dialect dialect,
                                    org.apache.ibatis.executor.Executor executor,
                                    org.apache.ibatis.mapping.MappedStatement ms,
                                    Object parameter,
                                    org.apache.ibatis.session.RowBounds rowBounds,
                                    org.apache.ibatis.session.ResultHandler resultHandler,
                                    org.apache.ibatis.mapping.BoundSql boundSql,
                                    org.apache.ibatis.cache.CacheKey cacheKey)
                             throws SQLException

分页查询

Type Parameters:

E - 对象

Parameters:

dialect - 方言

executor - 执行者

ms - MappedStatement

parameter - 参数

rowBounds - RowBounds

resultHandler - ResultHandler

boundSql - BoundSql

cacheKey - CacheKey

Returns:

the object

Throws:

SQLException - 异常