org.apache.cayenne.dbsync.reverse.dbimport

Class DefaultDbImportAction

java.lang.Object

org.apache.cayenne.dbsync.reverse.dbimport.DefaultDbImportAction

All Implemented Interfaces:

DbImportAction

public class DefaultDbImportAction
extends Object
implements DbImportAction

A default implementation of DbImportAction that can load DB schema and merge it to a new or an existing DataMap.

Since:

4.0

Constructor Summary

Constructors

Constructor and Description
DefaultDbImportAction(org.slf4j.Logger logger, ProjectSaver projectSaver, DataSourceFactory dataSourceFactory, DbAdapterFactory adapterFactory, DataMapLoader mapLoader, MergerTokenFactoryProvider mergerTokenFactoryProvider)

Method Summary

Modifier and Type	Method and Description
protected DbLoader	createDbLoader(DbAdapter adapter, Connection connection, DbImportConfiguration config)
void	execute(DbImportConfiguration config)
protected DataMap	existingTargetMap(DbImportConfiguration configuration)
static void	flattenManyToManyRelationships(DataMap map, Collection<ObjEntity> loadedObjEntities, ObjectNameGenerator objectNameGenerator) Flattens many-to-many relationships in the generated model.
protected DataMap	load(DbImportConfiguration config, DbAdapter adapter, Connection connection)
protected DataMap	newTargetDataMap(DbImportConfiguration config)
protected void	saveLoaded(DataMap dataMap)
protected static List<MergerToken>	sort(List<MergerToken> reverse)
protected void	transformSourceBeforeMerge(DataMap sourceDataMap, DataMap targetDataMap, DbImportConfiguration configuration)

Methods inherited from class java.lang.Object

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

Constructor Detail

DefaultDbImportAction

public DefaultDbImportAction(org.slf4j.Logger logger,
                             ProjectSaver projectSaver,
                             DataSourceFactory dataSourceFactory,
                             DbAdapterFactory adapterFactory,
                             DataMapLoader mapLoader,
                             MergerTokenFactoryProvider mergerTokenFactoryProvider)

Method Detail

sort

protected static List<MergerToken> sort(List<MergerToken> reverse)

flattenManyToManyRelationships

public static void flattenManyToManyRelationships(DataMap map,
                                                  Collection<ObjEntity> loadedObjEntities,
                                                  ObjectNameGenerator objectNameGenerator)

Flattens many-to-many relationships in the generated model.

execute

public void execute(DbImportConfiguration config)
             throws Exception

Specified by:

execute in interface DbImportAction

Throws:

Exception

transformSourceBeforeMerge

protected void transformSourceBeforeMerge(DataMap sourceDataMap,
                                          DataMap targetDataMap,
                                          DbImportConfiguration configuration)

existingTargetMap

protected DataMap existingTargetMap(DbImportConfiguration configuration)
                             throws IOException

Throws:

IOException

newTargetDataMap

protected DataMap newTargetDataMap(DbImportConfiguration config)
                            throws IOException

Throws:

IOException

saveLoaded

protected void saveLoaded(DataMap dataMap)
                   throws FileNotFoundException

Throws:

FileNotFoundException

load

protected DataMap load(DbImportConfiguration config,
                       DbAdapter adapter,
                       Connection connection)
                throws Exception

Throws:

Exception

createDbLoader

protected DbLoader createDbLoader(DbAdapter adapter,
                                  Connection connection,
                                  DbImportConfiguration config)