/**********************************************************************
Copyright (c) 2005 Andy Jefferson and others. All rights reserved.
Licensed under the Apache License, Version 2.0 (the "License");
you may not use this file except in compliance with the License.
You may obtain a copy of the License at
http://www.apache.org/licenses/LICENSE-2.0
Unless required by applicable law or agreed to in writing, software
distributed under the License is distributed on an "AS IS" BASIS,
WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
See the License for the specific language governing permissions and
limitations under the License.
Contributors:
...
**********************************************************************/
package org.jpox.store.mapped.mapping;
import org.jpox.store.mapped.DatastoreField;
/**
* Mapping to represent a field that is mapped to multiple datastore columns.
* @version $Revision: 1.8 $
**/
public abstract class SingleFieldMultiMapping extends JavaTypeMapping
{
/**
* Convenience method to add a datastore field for this mapping.
* The column will be created using the ColumnMetaData for the respective position
* of this column. The column is added to the end of the list of datastore fields.
* @param typeName Java type of the field to add the column for.
*/
protected void addDatastoreField(String typeName)
{
MappingManager mgr = dba.getMappingManager();
DatastoreField column = mgr.createDatastoreField(this, typeName, getNumberOfDatastoreFields());
mgr.createDatastoreMapping(this, datastoreContainer.getStoreManager(), column, typeName);
}
/**
* Accessor for the name of the java-type actually used when mapping the particular datastore
* field. This java-type must have an entry in the datastore mappings.
* @param index requested datastore field index.
* @return the name of java-type for the requested datastore field.
*/
public String getJavaTypeForDatastoreMapping(int index)
{
return datastoreMappings[index].getDatastoreField().getStoredJavaType();
}
}