bundles/org.simantics.objmap2/src/org/simantics/objmap/graph/annotations/factories/RelatedGetSetObjRuleFactory.java

   1 /*******************************************************************************
   2  * Copyright (c) 2012, 2013 Association for Decentralized Information Management in
   3  * Industry THTH ry.
   4  * All rights reserved. This program and the accompanying materials
   5  * are made available under the terms of the Eclipse Public License v1.0
   6  * which accompanies this distribution, and is available at
   7  * http://www.eclipse.org/legal/epl-v10.html
   8  *
   9  * Contributors:
  10  *     VTT Technical Research Centre of Finland - initial API and implementation
  11  *******************************************************************************/
  12 package org.simantics.objmap.graph.annotations.factories;
  13
  14 import java.lang.annotation.Annotation;
  15 import java.lang.reflect.Method;
  16
  17 import org.simantics.db.ReadGraph;
  18 import org.simantics.db.Resource;
  19 import org.simantics.db.exception.DatabaseException;
  20 import org.simantics.objmap.bidirectional.IBidirectionalMappingRule;
  21 import org.simantics.objmap.graph.annotations.RelatedGetObj;
  22 import org.simantics.objmap.graph.annotations.RelatedSetObj;
  23 import org.simantics.objmap.graph.rules.MappedElementRule;
  24 import org.simantics.objmap.graph.rules.domain.RelatedObjectAccessor;
  25 import org.simantics.objmap.graph.rules.factory.IGetSetRuleFactory;
  26 import org.simantics.objmap.graph.rules.range.GetSetObjectAccessor;
  27
  28
  29 /**
  30  * Rule factory for mapped object using Getter/Setter-methods.
  31  *
  32  * @author Marko Luukkainen <marko.luukkainen@vtt.fi>
  33  *
  34  */
  35 public class RelatedGetSetObjRuleFactory<Range> implements IGetSetRuleFactory<Resource,Range> {
  36
  37         @Override
  38         public IBidirectionalMappingRule<Resource,Range> create(ReadGraph g, Annotation annotation,
  39                         Method getter, Method setter)
  40                         throws DatabaseException {
  41                 RelatedGetObj getterAnn = (RelatedGetObj)annotation;
  42                 return new MappedElementRule<Resource,Range>(new RelatedObjectAccessor(g.getResource(getterAnn.value())),
  43                                         new GetSetObjectAccessor<Range,Range>(getter, setter));
  44         }
  45
  46         @Override
  47         public boolean isSetter(Annotation getterAnnotation, Annotation annotation) {
  48                 RelatedGetObj getterAnn = (RelatedGetObj)getterAnnotation;
  49                 RelatedSetObj setterAnn = (RelatedSetObj)annotation;
  50                 return getterAnn.value().equals(setterAnn.value());
  51         }
  52
  53
  54
  55 }