Package org.datanucleus.store.rdbms.mapping.column

Class ColumnMappingFactory

java.lang.Object

org.datanucleus.store.rdbms.mapping.column.ColumnMappingFactory

public final class ColumnMappingFactory
extends java.lang.Object

Factory class for creating ColumnMapping instances.

Field Summary

Fields

Modifier and Type	Field	Description
private static java.util.Map<java.lang.Class<? extends ColumnMapping>,java.lang.reflect.Constructor>	DATASTORE_MAPPING_CONSTRUCTOR_BY_CLASS	cache of constructors keyed by mapping class
private static java.lang.Class[]	DATASTORE_MAPPING_CTR_ARG_CLASSES	constructor arguments

Constructor Summary

Constructors

Modifier	Constructor	Description
private	ColumnMappingFactory()	Private constructor to prevent instantiation.

Method Summary

Modifier and Type	Method	Description
static ColumnMapping	createMapping(java.lang.Class<? extends ColumnMapping> mappingClass, JavaTypeMapping mapping, RDBMSStoreManager storeMgr, Column column)	Get a new instance of the ColumnMapping using the mapping, StoreManager and column.

Methods inherited from class java.lang.Object

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

Field Detail

DATASTORE_MAPPING_CONSTRUCTOR_BY_CLASS

private static java.util.Map<java.lang.Class<? extends ColumnMapping>,java.lang.reflect.Constructor> DATASTORE_MAPPING_CONSTRUCTOR_BY_CLASS

cache of constructors keyed by mapping class

DATASTORE_MAPPING_CTR_ARG_CLASSES

private static final java.lang.Class[] DATASTORE_MAPPING_CTR_ARG_CLASSES

constructor arguments

Constructor Detail

ColumnMappingFactory

private ColumnMappingFactory()

Private constructor to prevent instantiation.

Method Detail

createMapping

public static ColumnMapping createMapping(java.lang.Class<? extends ColumnMapping> mappingClass,
                                          JavaTypeMapping mapping,
                                          RDBMSStoreManager storeMgr,
                                          Column column)

Get a new instance of the ColumnMapping using the mapping, StoreManager and column.

Parameters:

mappingClass - the Mapping class to be created

mapping - The java mapping type

storeMgr - The Store Manager

column - The column to map

Returns:

The ColumnMapping