sk.vracon.sqlcomments.core.mappers

Class EnumMapper

java.lang.Object

sk.vracon.sqlcomments.core.mappers.EnumMapper

All Implemented Interfaces:

IColumnMapper<Enum<?>>

public class EnumMapper
extends Object
implements IColumnMapper<Enum<?>>

Mapper implementation for Enums.

Implementation expects String as a database type.

Constructor Summary

Constructors

Constructor and Description
EnumMapper()

Method Summary

Methods

Modifier and Type	Method and Description
Object	convertToDatabase(Enum<?> javaValue) Converts java value to value sent to JDBC driver.
Enum<?>	convertToJava(Object dbValue) Converts value returned by JDBC driver to custom java object.
void	setJavaType(Class<? extends Enum<?>> expectedJavaClass) Sets expected java class to converter.

Methods inherited from class java.lang.Object

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

Constructor Detail

EnumMapper

public EnumMapper()

Method Detail

setJavaType

public void setJavaType(Class<? extends Enum<?>> expectedJavaClass)

Description copied from interface: IColumnMapper

Sets expected java class to converter.

SQL Comments library calls this method only once before first conversion call.

Specified by:

setJavaType in interface IColumnMapper<Enum<?>>

Parameters:

expectedJavaClass - java class

convertToJava

public Enum<?> convertToJava(Object dbValue)

Description copied from interface: IColumnMapper

Converts value returned by JDBC driver to custom java object.

Specified by:

convertToJava in interface IColumnMapper<Enum<?>>

Parameters:

dbValue - value read from database, can be {code null}

Returns:

converted value

convertToDatabase

public Object convertToDatabase(Enum<?> javaValue)

Description copied from interface: IColumnMapper

Converts java value to value sent to JDBC driver.

Specified by:

convertToDatabase in interface IColumnMapper<Enum<?>>

Parameters:

javaValue - java value, can be null

Returns:

converted value