in modello-plugins/modello-plugin-jpox/src/main/java/org/apache/archiva/redback/components/modello/jpox/JPoxJdoMappingModelloGenerator.java [1287:1318]
private List getPrimaryKeyFields( ModelClass modelClass )
throws ModelloException
{
List primaryKeys = new ArrayList();
List fields = modelClass.getFields( getGeneratedVersion() );
JPoxClassMetadata jpoxClassMetadata = (JPoxClassMetadata) modelClass.getMetadata( JPoxClassMetadata.ID );
for ( Iterator it = fields.iterator(); it.hasNext(); )
{
ModelField modelField = (ModelField) it.next();
JPoxFieldMetadata jpoxFieldMetadata = (JPoxFieldMetadata) modelField.getMetadata( JPoxFieldMetadata.ID );
if ( jpoxClassMetadata.useIdentifiersAsPrimaryKey() )
{
if ( modelField.isIdentifier() )
{
assertSupportedIdentityPrimitive( modelField );
primaryKeys.add( modelField );
}
}
else
{
if ( jpoxFieldMetadata.isPrimaryKey() )
{
assertSupportedIdentityPrimitive( modelField );
primaryKeys.add( modelField );
}
}
}
return primaryKeys;
}