org.aoju.bus.mapper.builder

Class MapperTemplate

java.lang.Object

org.aoju.bus.mapper.builder.MapperTemplate

Direct Known Subclasses:

BaseDeleteProvider, BaseInsertProvider, BaseSelectProvider, BaseUpdateProvider, ConditionProvider, EmptyProvider, IdsProvider, InsertListProvider, SqlServerProvider

public abstract class MapperTemplate
extends Object

通用Mapper模板类，扩展通用Mapper时需要继承该类

Since:

JDK 1.8

Version:

3.2.6

Author:

Kimi Liu

Field Summary

Fields

Modifier and Type	Field and Description
protected Map<String,Class<?>>	entityClassMap
protected MapperBuilder	mapperBuilder
protected Class<?>	mapperClass
protected Map<String,Method>	methodMap

Constructor Summary

Constructors

Constructor and Description
MapperTemplate(Class<?> mapperClass, MapperBuilder mapperBuilder)

Method Summary

Modifier and Type	Method and Description
void	addMethodMap(String methodName, Method method) 添加映射方法
org.apache.ibatis.mapping.SqlSource	createSqlSource(org.apache.ibatis.mapping.MappedStatement ms, String xmlSql) 通过xmlSql创建sqlSource
String	dynamicSQL(Object record) 该方法仅仅用来初始化ProviderSqlSource
Class<?>	getEntityClass(org.apache.ibatis.mapping.MappedStatement ms) 获取返回值类型 - 实体类型
String	getIdentity()
String	getIDENTITY(EntityColumn column) 获取Identity值的表达式
protected String	getSeqNextVal(EntityColumn column) 获取序列下个值的表达式
String	getUUID()
boolean	isBEFORE()
boolean	isCheckEntityClass()
boolean	isNotEmpty()
protected void	setResultType(org.apache.ibatis.mapping.MappedStatement ms, Class<?> entityClass) 设置返回值类型 - 为了让typeHandler在select时有效，改为设置resultMap
void	setSqlSource(org.apache.ibatis.mapping.MappedStatement ms) 重新设置SqlSource
protected void	setSqlSource(org.apache.ibatis.mapping.MappedStatement ms, org.apache.ibatis.mapping.SqlSource sqlSource) 重新设置SqlSource
boolean	supportMethod(String msId) 是否支持该通用方法
protected String	tableName(Class<?> entityClass) 获取实体类的表名

Methods inherited from class java.lang.Object

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

Field Detail

methodMap

protected Map<String,Method> methodMap

entityClassMap

protected Map<String,Class<?>> entityClassMap

mapperClass

protected Class<?> mapperClass

mapperBuilder

protected MapperBuilder mapperBuilder

Constructor Detail

MapperTemplate

public MapperTemplate(Class<?> mapperClass,
                      MapperBuilder mapperBuilder)

Method Detail

dynamicSQL

public String dynamicSQL(Object record)

该方法仅仅用来初始化ProviderSqlSource

Parameters:

record - 对象

Returns:

string

addMethodMap

public void addMethodMap(String methodName,
                         Method method)

添加映射方法

Parameters:

methodName - 方法名称

method - 方法

getIDENTITY

public String getIDENTITY(EntityColumn column)

获取Identity值的表达式

Parameters:

column - 列信息

Returns:

the string

supportMethod

public boolean supportMethod(String msId)

是否支持该通用方法

Parameters:

msId - 方法ID

Returns:

the boolean

setResultType

protected void setResultType(org.apache.ibatis.mapping.MappedStatement ms,
                             Class<?> entityClass)

设置返回值类型 - 为了让typeHandler在select时有效，改为设置resultMap

Parameters:

ms - MappedStatement

entityClass - 对象

setSqlSource

protected void setSqlSource(org.apache.ibatis.mapping.MappedStatement ms,
                            org.apache.ibatis.mapping.SqlSource sqlSource)

重新设置SqlSource

Parameters:

ms - MappedStatement

sqlSource - SqlSource

createSqlSource

public org.apache.ibatis.mapping.SqlSource createSqlSource(org.apache.ibatis.mapping.MappedStatement ms,
                                                           String xmlSql)

通过xmlSql创建sqlSource

Parameters:

ms - MappedStatement

xmlSql - String

Returns:

SqlSource

getEntityClass

public Class<?> getEntityClass(org.apache.ibatis.mapping.MappedStatement ms)

获取返回值类型 - 实体类型

Parameters:

ms - MappedStatement

Returns:

the class

getSeqNextVal

protected String getSeqNextVal(EntityColumn column)

获取序列下个值的表达式

Parameters:

column - 列

Returns:

the string

tableName

protected String tableName(Class<?> entityClass)

获取实体类的表名

Parameters:

entityClass - 对象

Returns:

the string

getIdentity

public String getIdentity()

getUUID

public String getUUID()

isBEFORE

public boolean isBEFORE()

isCheckEntityClass

public boolean isCheckEntityClass()

isNotEmpty

public boolean isNotEmpty()

setSqlSource

public void setSqlSource(org.apache.ibatis.mapping.MappedStatement ms)

重新设置SqlSource

Parameters:

ms - MappedStatement