+/*******************************************************************************\r
+ * Copyright (c) 2012, 2013 Association for Decentralized Information Management in\r
+ * 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.schema;\r
+\r
+import java.lang.reflect.InvocationTargetException;\r
+import java.lang.reflect.Method;\r
+import java.util.ArrayList;\r
+\r
+import org.simantics.db.ReadGraph;\r
+import org.simantics.db.Resource;\r
+import org.simantics.db.WriteGraph;\r
+import org.simantics.db.common.utils.NameUtils;\r
+import org.simantics.db.exception.DatabaseException;\r
+import org.simantics.layer0.Layer0;\r
+import org.simantics.objmap.bidirectional.IBidirectionalMappingRule;\r
+import org.simantics.objmap.exceptions.MappingException;\r
+import org.simantics.objmap.graph.annotations.GetType;\r
+import org.simantics.objmap.graph.annotations.SetType;\r
+\r
+public class DynamicSimpleLinkType<Range> extends SimpleLinkType<Range>{\r
+\r
+ protected Method typeGetter;\r
+ protected Method typeSetter;\r
+ \r
+ public DynamicSimpleLinkType(Resource domainType, Class<?> rangeType, ArrayList<IBidirectionalMappingRule<Resource, Range>> rules) {\r
+ super(domainType, rangeType, rules);\r
+ findTypeGetter(rangeType);\r
+ }\r
+\r
+ public DynamicSimpleLinkType(Resource domainType, Class<?> rangeType) {\r
+ super(domainType, rangeType);\r
+ findTypeGetter(rangeType);\r
+ }\r
+ \r
+ private void findTypeGetter(Class<?> clazz) {\r
+ for (Method m : clazz.getDeclaredMethods()) {\r
+ m.setAccessible(true);\r
+ GetType t = m.getAnnotation(GetType.class);\r
+ if (t != null) {\r
+ typeGetter = m;\r
+ }\r
+ SetType t2 = m.getAnnotation(SetType.class);\r
+ if (t2 != null) {\r
+ typeSetter = m;\r
+ }\r
+ }\r
+ if (typeGetter == null || typeSetter == null) {\r
+ Class<?> superClazz = clazz.getSuperclass();\r
+ if (superClazz != Object.class)\r
+ findTypeGetter(superClazz);\r
+ if (typeGetter == null || typeSetter == null) {\r
+ throw new RuntimeException("Cannot find dynamic type methods for class " + clazz.getSimpleName()); \r
+ }\r
+ }\r
+ \r
+ \r
+ }\r
+ \r
+ @Override\r
+ public Resource createDomainElement(WriteGraph g, Range rangeElement)\r
+ throws MappingException {\r
+ try {\r
+ String typeUri = (String)typeGetter.invoke(rangeElement, (Object[]) null);\r
+ if(LOGGER.isInfoEnabled())\r
+ LOGGER.info("SimpleLinkType.createDomainElement " +\r
+ rangeElement.toString()\r
+ );\r
+ Resource actualDomainType = g.getResource(typeUri);\r
+ Resource result = g.newResource();\r
+ //g.claim(result, Layer0.getInstance(g).InstanceOf, null, domainType);\r
+ g.claim(result, Layer0.getInstance(g).InstanceOf, null, actualDomainType);\r
+ return result;\r
+ } catch(DatabaseException e) {\r
+ throw new MappingException(e);\r
+ } catch (IllegalArgumentException e) {\r
+ throw new MappingException(e);\r
+ } catch (IllegalAccessException e) {\r
+ throw new MappingException(e);\r
+ } catch (InvocationTargetException e) {\r
+ throw new MappingException(e);\r
+ }\r
+ }\r
+ \r
+ @SuppressWarnings("unchecked")\r
+ @Override\r
+ public Range createRangeElement(ReadGraph g, Resource domainElement)\r
+ throws MappingException {\r
+ try {\r
+ if(LOGGER.isInfoEnabled())\r
+ try { \r
+ LOGGER.info("SimpleLinkType.createRangeElement " +\r
+ NameUtils.getSafeName(g, domainElement)\r
+ );\r
+ } catch(DatabaseException e) {\r
+ throw new MappingException(e);\r
+ }\r
+ Range r = (Range)rangeType.newInstance();\r
+ Resource type = g.getSingleType(domainElement, domainType);\r
+ String uri = g.getURI(type);\r
+ typeSetter.invoke(r, uri);\r
+ return r;\r
+ } catch (InstantiationException e) {\r
+ throw new MappingException(e);\r
+ } catch (IllegalAccessException e) {\r
+ throw new MappingException(e);\r
+ } catch (DatabaseException e) {\r
+ throw new MappingException(e);\r
+ } catch (IllegalArgumentException e) {\r
+ throw new MappingException(e);\r
+ } catch (InvocationTargetException e) {\r
+ throw new MappingException(e);\r
+ } \r
+ }\r
+\r
+}\r