Package org.apache.ibatis.type

Class UnknownTypeHandler

java.lang.Object

org.apache.ibatis.type.TypeReference<Object>

org.apache.ibatis.type.BaseTypeHandler<Object>

org.apache.ibatis.type.UnknownTypeHandler

All Implemented Interfaces:

TypeHandler<Object>

public class UnknownTypeHandler
extends BaseTypeHandler<Object>

Field Summary

Fields

Modifier and Type	Field	Description
private final Configuration	config
private static final ObjectTypeHandler	OBJECT_TYPE_HANDLER
private final Supplier<TypeHandlerRegistry>	typeHandlerRegistrySupplier

Fields inherited from class org.apache.ibatis.type.BaseTypeHandler

configuration

Constructor Summary

Constructors

Constructor	Description
UnknownTypeHandler(Configuration configuration)	The constructor that pass a MyBatis configuration.
UnknownTypeHandler(TypeHandlerRegistry typeHandlerRegistry)	Deprecated. Since 3.5.4, please use the UnknownTypeHandler(Configuration).

Method Summary

Modifier and Type	Method	Description
Object	getNullableResult(CallableStatement cs, int columnIndex)
Object	getNullableResult(ResultSet rs, int columnIndex)
Object	getNullableResult(ResultSet rs, String columnName)	Gets the nullable result.
private TypeHandler<?>	resolveTypeHandler(Object parameter, JdbcType jdbcType)
private TypeHandler<?>	resolveTypeHandler(ResultSetMetaData rsmd, Integer columnIndex)
private TypeHandler<?>	resolveTypeHandler(ResultSet rs, String column)
private Class<?>	safeGetClassForColumn(ResultSetMetaData rsmd, Integer columnIndex)
private JdbcType	safeGetJdbcTypeForColumn(ResultSetMetaData rsmd, Integer columnIndex)
void	setNonNullParameter(PreparedStatement ps, int i, Object parameter, JdbcType jdbcType)

Methods inherited from class org.apache.ibatis.type.BaseTypeHandler

getResult, getResult, getResult, setConfiguration, setParameter

Methods inherited from class org.apache.ibatis.type.TypeReference

getRawType, getSuperclassTypeParameter, toString

Methods inherited from class java.lang.Object

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

Field Details

OBJECT_TYPE_HANDLER

private static final ObjectTypeHandler OBJECT_TYPE_HANDLER

config

private final Configuration config

typeHandlerRegistrySupplier

private final Supplier<TypeHandlerRegistry> typeHandlerRegistrySupplier

Constructor Details

UnknownTypeHandler

public UnknownTypeHandler(Configuration configuration)

The constructor that pass a MyBatis configuration.

Parameters:

configuration - a MyBatis configuration

Since:

3.5.4

UnknownTypeHandler

@Deprecated
public UnknownTypeHandler(TypeHandlerRegistry typeHandlerRegistry)

Deprecated.

Since 3.5.4, please use the UnknownTypeHandler(Configuration).

The constructor that pass the type handler registry.

Parameters:

typeHandlerRegistry - a type handler registry

Method Details

setNonNullParameter

public void setNonNullParameter(PreparedStatement ps,
 int i,
 Object parameter,
 JdbcType jdbcType)
                         throws SQLException

Specified by:

setNonNullParameter in class BaseTypeHandler<Object>

Throws:

SQLException

getNullableResult

public Object getNullableResult(ResultSet rs,
 String columnName)
                         throws SQLException

Description copied from class: BaseTypeHandler

Gets the nullable result.

Specified by:

getNullableResult in class BaseTypeHandler<Object>

Parameters:

rs - the rs

columnName - Colunm name, when configuration useColumnLabel is false

Returns:

the nullable result

Throws:

SQLException - the SQL exception

getNullableResult

public Object getNullableResult(ResultSet rs,
 int columnIndex)
                         throws SQLException

Specified by:

getNullableResult in class BaseTypeHandler<Object>

Throws:

SQLException

getNullableResult

public Object getNullableResult(CallableStatement cs,
 int columnIndex)
                         throws SQLException

Specified by:

getNullableResult in class BaseTypeHandler<Object>

Throws:

SQLException

resolveTypeHandler

private TypeHandler<?> resolveTypeHandler(Object parameter,
 JdbcType jdbcType)

resolveTypeHandler

private TypeHandler<?> resolveTypeHandler(ResultSet rs,
 String column)

resolveTypeHandler

private TypeHandler<?> resolveTypeHandler(ResultSetMetaData rsmd,
 Integer columnIndex)

safeGetJdbcTypeForColumn

private JdbcType safeGetJdbcTypeForColumn(ResultSetMetaData rsmd,
 Integer columnIndex)

safeGetClassForColumn

private Class<?> safeGetClassForColumn(ResultSetMetaData rsmd,
 Integer columnIndex)