com.speedment.runtime.core.component.sql

Interface SqlTypeMapperHelper<DB_TYPE,JAVA_TYPE>

Type Parameters:

DB_TYPE - the JDBC type of the field

JAVA_TYPE - the java type of the field

public interface SqlTypeMapperHelper<DB_TYPE,JAVA_TYPE>

A helper class that makes it easier to create and invoke instances of TypeMapper when a relational SQL database source is used. The method is indended to be used by the generated entity managers.

Since:

3.0.1

Author:

Emil Forslund

Method Summary

Modifier and Type	Method and Description
JAVA_TYPE	apply(DB_TYPE dbValue) Converts the specified value in JDBC form to the appropriate java type by using the TypeMapper contained in this helper.
static <ENTITY,DB_TYPE,JAVA_TYPE> SqlTypeMapperHelper<DB_TYPE,JAVA_TYPE>	create(Project project, Field<ENTITY> field, Class<ENTITY> entityClass) Creates a new SqlTypeMapperHelper by using the default implementation.

Method Detail

apply

JAVA_TYPE apply(DB_TYPE dbValue)

Converts the specified value in JDBC form to the appropriate java type by using the TypeMapper contained in this helper.

Parameters:

dbValue - the database (JDBC) value

Returns:

the converted value ready to be put into an entity

create

static <ENTITY,DB_TYPE,JAVA_TYPE> SqlTypeMapperHelper<DB_TYPE,JAVA_TYPE> create(Project project,
                                                                                Field<ENTITY> field,
                                                                                Class<ENTITY> entityClass)

Creates a new SqlTypeMapperHelper by using the default implementation.

Type Parameters:

ENTITY - the entity type

DB_TYPE - the value database (JDBC) type

JAVA_TYPE - the expected value java type

Parameters:

project - the current project instance

field - the field that this helper is mapping

entityClass - the class of the entity interface

Returns:

the new SqlTypeMapperHelper