Package org.apache.ibatis.type

Class TypeHandlerRegistry

java.lang.Object

org.apache.ibatis.type.TypeHandlerRegistry

public final class TypeHandlerRegistry
extends Object

Field Summary

Fields

Modifier and Type	Field	Description
private final Map<Class<?>,TypeHandler<?>>	allTypeHandlersMap
private Class<? extends TypeHandler>	defaultEnumTypeHandler
private final Map<JdbcType,TypeHandler<?>>	jdbcTypeHandlerMap
private static final Map<JdbcType,TypeHandler<?>>	NULL_TYPE_HANDLER_MAP
private final Map<Type,Map<JdbcType,TypeHandler<?>>>	typeHandlerMap
private final TypeHandler<Object>	unknownTypeHandler

Constructor Summary

Constructors

Constructor	Description
TypeHandlerRegistry()	The default constructor.
TypeHandlerRegistry(Configuration configuration)	The constructor that pass the MyBatis configuration.

Method Summary

Modifier and Type	Method	Description
<T> TypeHandler<T>	getInstance(Class<?> javaTypeClass, Class<?> typeHandlerClass)
private Map<JdbcType,TypeHandler<?>>	getJdbcHandlerMap(Type type)
private Map<JdbcType,TypeHandler<?>>	getJdbcHandlerMapForEnumInterfaces(Class<?> clazz, Class<?> enumClazz)
private Map<JdbcType,TypeHandler<?>>	getJdbcHandlerMapForSuperclass(Class<?> clazz)
TypeHandler<?>	getMappingTypeHandler(Class<? extends TypeHandler<?>> handlerType)
<T> TypeHandler<T>	getTypeHandler(Class<T> type)
<T> TypeHandler<T>	getTypeHandler(Class<T> type, JdbcType jdbcType)
private <T> TypeHandler<T>	getTypeHandler(Type type, JdbcType jdbcType)
TypeHandler<?>	getTypeHandler(JdbcType jdbcType)
<T> TypeHandler<T>	getTypeHandler(TypeReference<T> javaTypeReference)
<T> TypeHandler<T>	getTypeHandler(TypeReference<T> javaTypeReference, JdbcType jdbcType)
Collection<TypeHandler<?>>	getTypeHandlers()	Gets the type handlers.
TypeHandler<Object>	getUnknownTypeHandler()
boolean	hasTypeHandler(Class<?> javaType)
boolean	hasTypeHandler(Class<?> javaType, JdbcType jdbcType)
boolean	hasTypeHandler(TypeReference<?> javaTypeReference)
boolean	hasTypeHandler(TypeReference<?> javaTypeReference, JdbcType jdbcType)
private TypeHandler<?>	pickSoleHandler(Map<JdbcType,TypeHandler<?>> jdbcHandlerMap)
void	register(Class<?> typeHandlerClass)
void	register(Class<?> javaTypeClass, Class<?> typeHandlerClass)
void	register(Class<?> javaTypeClass, JdbcType jdbcType, Class<?> typeHandlerClass)
<T> void	register(Class<T> type, JdbcType jdbcType, TypeHandler<? extends T> handler)
<T> void	register(Class<T> javaType, TypeHandler<? extends T> typeHandler)
private void	register(Type javaType, JdbcType jdbcType, TypeHandler<?> handler)
private <T> void	register(Type javaType, TypeHandler<? extends T> typeHandler)
void	register(String packageName)
void	register(String javaTypeClassName, String typeHandlerClassName)
void	register(JdbcType jdbcType, TypeHandler<?> handler)
<T> void	register(TypeHandler<T> typeHandler)
<T> void	register(TypeReference<T> javaTypeReference, TypeHandler<? extends T> handler)
void	setDefaultEnumTypeHandler(Class<? extends TypeHandler> typeHandler)	Set a default TypeHandler class for Enum.

Methods inherited from class java.lang.Object

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

Field Details

jdbcTypeHandlerMap

private final Map<JdbcType,TypeHandler<?>> jdbcTypeHandlerMap

typeHandlerMap

private final Map<Type,Map<JdbcType,TypeHandler<?>>> typeHandlerMap

unknownTypeHandler

private final TypeHandler<Object> unknownTypeHandler

allTypeHandlersMap

private final Map<Class<?>,TypeHandler<?>> allTypeHandlersMap

NULL_TYPE_HANDLER_MAP

private static final Map<JdbcType,TypeHandler<?>> NULL_TYPE_HANDLER_MAP

defaultEnumTypeHandler

private Class<? extends TypeHandler> defaultEnumTypeHandler

Constructor Details

TypeHandlerRegistry

public TypeHandlerRegistry()

The default constructor.

TypeHandlerRegistry

public TypeHandlerRegistry(Configuration configuration)

The constructor that pass the MyBatis configuration.

Parameters:

configuration - a MyBatis configuration

Since:

3.5.4

Method Details

setDefaultEnumTypeHandler

public void setDefaultEnumTypeHandler(Class<? extends TypeHandler> typeHandler)

Set a default TypeHandler class for Enum. A default TypeHandler is EnumTypeHandler.

Parameters:

typeHandler - a type handler class for Enum

Since:

3.4.5

hasTypeHandler

public boolean hasTypeHandler(Class<?> javaType)

hasTypeHandler

public boolean hasTypeHandler(TypeReference<?> javaTypeReference)

hasTypeHandler

public boolean hasTypeHandler(Class<?> javaType,
 JdbcType jdbcType)

hasTypeHandler

public boolean hasTypeHandler(TypeReference<?> javaTypeReference,
 JdbcType jdbcType)

getMappingTypeHandler

public TypeHandler<?> getMappingTypeHandler(Class<? extends TypeHandler<?>> handlerType)

getTypeHandler

public <T> TypeHandler<T> getTypeHandler(Class<T> type)

getTypeHandler

public <T> TypeHandler<T> getTypeHandler(TypeReference<T> javaTypeReference)

getTypeHandler

public TypeHandler<?> getTypeHandler(JdbcType jdbcType)

getTypeHandler

public <T> TypeHandler<T> getTypeHandler(Class<T> type,
 JdbcType jdbcType)

getTypeHandler

public <T> TypeHandler<T> getTypeHandler(TypeReference<T> javaTypeReference,
 JdbcType jdbcType)

getTypeHandler

private <T> TypeHandler<T> getTypeHandler(Type type,
 JdbcType jdbcType)

getJdbcHandlerMap

private Map<JdbcType,TypeHandler<?>> getJdbcHandlerMap(Type type)

getJdbcHandlerMapForEnumInterfaces

private Map<JdbcType,TypeHandler<?>> getJdbcHandlerMapForEnumInterfaces(Class<?> clazz,
 Class<?> enumClazz)

getJdbcHandlerMapForSuperclass

private Map<JdbcType,TypeHandler<?>> getJdbcHandlerMapForSuperclass(Class<?> clazz)

pickSoleHandler

private TypeHandler<?> pickSoleHandler(Map<JdbcType,TypeHandler<?>> jdbcHandlerMap)

getUnknownTypeHandler

public TypeHandler<Object> getUnknownTypeHandler()

register

public void register(JdbcType jdbcType,
 TypeHandler<?> handler)

register

public <T> void register(TypeHandler<T> typeHandler)

register

public <T> void register(Class<T> javaType,
 TypeHandler<? extends T> typeHandler)

register

private <T> void register(Type javaType,
 TypeHandler<? extends T> typeHandler)

register

public <T> void register(TypeReference<T> javaTypeReference,
 TypeHandler<? extends T> handler)

register

public <T> void register(Class<T> type,
 JdbcType jdbcType,
 TypeHandler<? extends T> handler)

register

private void register(Type javaType,
 JdbcType jdbcType,
 TypeHandler<?> handler)

register

public void register(Class<?> typeHandlerClass)

register

public void register(String javaTypeClassName,
 String typeHandlerClassName)
              throws ClassNotFoundException

Throws:

ClassNotFoundException

register

public void register(Class<?> javaTypeClass,
 Class<?> typeHandlerClass)

register

public void register(Class<?> javaTypeClass,
 JdbcType jdbcType,
 Class<?> typeHandlerClass)

getInstance

public <T> TypeHandler<T> getInstance(Class<?> javaTypeClass,
 Class<?> typeHandlerClass)

register

public void register(String packageName)

getTypeHandlers

public Collection<TypeHandler<?>> getTypeHandlers()

Gets the type handlers.

Returns:

the type handlers

Since:

3.2.2