+++ /dev/null
-/*******************************************************************************\r
- * Copyright (c) 2007, 2013 Association for Decentralized Information Management\r
- * in Industry THTH ry.\r
- * All rights reserved. This program and the accompanying materials\r
- * are made available under the terms of the Eclipse Public License v1.0\r
- * which accompanies this distribution, and is available at\r
- * http://www.eclipse.org/legal/epl-v10.html\r
- *\r
- * Contributors:\r
- * VTT Technical Research Centre of Finland - initial API and implementation\r
- *******************************************************************************/\r
-package org.simantics.objmap.graph.rules.domain;\r
-\r
-import java.util.Collection;\r
-\r
-import org.apache.log4j.Logger;\r
-import org.simantics.db.ReadGraph;\r
-import org.simantics.db.Resource;\r
-import org.simantics.db.WriteGraph;\r
-import org.simantics.db.exception.DatabaseException;\r
-import org.simantics.objmap.exceptions.MappingException;\r
-\r
-/**\r
- * Accesses the set of objects attached to the element by the given relation.\r
- * @author Hannu Niemistö\r
- */\r
-public class RelatedObjectsAccessor implements IDomainAccessor<Resource,Collection<Resource>> {\r
-\r
- static Logger LOGGER = Logger.getLogger("org.simantics.objmap");\r
- \r
- Resource relation;\r
- boolean deleteExtraObjects;\r
-\r
- public RelatedObjectsAccessor(Resource relation, boolean deleteExtraObjects) {\r
- super();\r
- this.relation = relation;\r
- this.deleteExtraObjects = deleteExtraObjects;\r
- }\r
-\r
- @Override\r
- public Collection<Resource> get(ReadGraph g, Resource element) throws MappingException {\r
- try {\r
- LOGGER.info(" RelatedObjectsAccessor.get");\r
- return g.getObjects(element, relation);\r
- } catch (DatabaseException e) {\r
- throw new MappingException(e);\r
- }\r
- }\r
- \r
- @Override\r
- public boolean set(WriteGraph g, Resource element, Collection<Resource> value)\r
- throws MappingException {\r
- try {\r
- LOGGER.info(" RelatedObjectsAccessor.set");\r
- return MappingUtils.synchronizeStatements(g, element, relation, \r
- value.toArray(new Resource[value.size()]), deleteExtraObjects);\r
- } catch (DatabaseException e) {\r
- throw new MappingException(e);\r
- }\r
- \r
- }\r
-\r
-}\r