]> gerrit.simantics Code Review - simantics/platform.git/blobdiff - bundles/org.simantics.objmap2/src/org/simantics/objmap/structural/schema/MappingSchemas.java
Migrated source code from Simantics SVN
[simantics/platform.git] / bundles / org.simantics.objmap2 / src / org / simantics / objmap / structural / schema / MappingSchemas.java
diff --git a/bundles/org.simantics.objmap2/src/org/simantics/objmap/structural/schema/MappingSchemas.java b/bundles/org.simantics.objmap2/src/org/simantics/objmap/structural/schema/MappingSchemas.java
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+/*******************************************************************************\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.structural.schema;\r
+\r
+import java.lang.annotation.Annotation;\r
+import java.lang.reflect.Field;\r
+import java.lang.reflect.Method;\r
+import java.util.ArrayList;\r
+import java.util.Collection;\r
+\r
+import org.simantics.db.ReadGraph;\r
+import org.simantics.db.exception.DatabaseException;\r
+import org.simantics.objmap.bidirectional.IBidirectionalMappingRule;\r
+import org.simantics.objmap.graph.annotations.GraphType;\r
+import org.simantics.objmap.graph.annotations.HasCollectionAdder;\r
+import org.simantics.objmap.graph.annotations.HasCollectionRemover;\r
+import org.simantics.objmap.graph.annotations.HasSetter;\r
+import org.simantics.objmap.graph.annotations.OptionalRelatedElements;\r
+import org.simantics.objmap.graph.annotations.OrderedSetType;\r
+import org.simantics.objmap.graph.annotations.RelatedElements;\r
+import org.simantics.objmap.graph.annotations.RelatedElementsGet;\r
+import org.simantics.objmap.graph.annotations.RelatedGetObj;\r
+import org.simantics.objmap.graph.annotations.RelatedGetValue;\r
+import org.simantics.objmap.graph.annotations.RelatedOrderedSetElements;\r
+import org.simantics.objmap.graph.annotations.RelatedValue;\r
+import org.simantics.objmap.graph.annotations.UpdateMethod;\r
+import org.simantics.objmap.graph.annotations.meta.IsClassRule;\r
+import org.simantics.objmap.graph.annotations.meta.IsCollectionRule;\r
+import org.simantics.objmap.graph.annotations.meta.IsFieldRule;\r
+import org.simantics.objmap.graph.annotations.meta.IsGetSetRule;\r
+import org.simantics.objmap.graph.annotations.meta.IsMethodRule;\r
+import org.simantics.objmap.graph.rules.factory.IClassRuleFactory;\r
+import org.simantics.objmap.graph.rules.factory.ICollectionRuleFactory;\r
+import org.simantics.objmap.graph.rules.factory.IFieldRuleFactory;\r
+import org.simantics.objmap.graph.rules.factory.IGetSetRuleFactory;\r
+import org.simantics.objmap.graph.rules.factory.IMethodRuleFactory;\r
+import org.simantics.objmap.structural.IStructuralObject;\r
+import org.simantics.objmap.structural.StructuralResource;\r
+import org.simantics.objmap.structural.annotations.StructuralRelatedElementsGet;\r
+import org.simantics.objmap.structural.annotations.StructuralRelatedGetObj;\r
+import org.simantics.objmap.structural.annotations.TypeRelatedElementsGet;\r
+import org.simantics.objmap.structural.annotations.TypeRelatedGetObj;\r
+import org.simantics.objmap.structural.annotations.TypeRelatedGetValue;\r
+import org.simantics.objmap.structural.annotations.factories.OptionalRelatedElementsRuleFactory;\r
+import org.simantics.objmap.structural.annotations.factories.RelatedElementsRuleFactory;\r
+import org.simantics.objmap.structural.annotations.factories.RelatedElementsRuleFactory2;\r
+import org.simantics.objmap.structural.annotations.factories.RelatedGetSetObjRuleFactory;\r
+import org.simantics.objmap.structural.annotations.factories.RelatedGetSetValueRuleFactory;\r
+import org.simantics.objmap.structural.annotations.factories.RelatedOrderedSetElementsRuleFactory;\r
+import org.simantics.objmap.structural.annotations.factories.RelatedValueRuleFactory;\r
+import org.simantics.objmap.structural.annotations.factories.StructuralRelatedElementsRuleFactory2;\r
+import org.simantics.objmap.structural.annotations.factories.StructuralRelatedGetSetObjRuleFactory;\r
+import org.simantics.objmap.structural.annotations.factories.TypeRelatedElementsRuleFactory2;\r
+import org.simantics.objmap.structural.annotations.factories.TypeRelatedGetSetObjRuleFactory;\r
+import org.simantics.objmap.structural.annotations.factories.TypeRelatedGetSetValueRuleFactory;\r
+import org.simantics.objmap.structural.annotations.factories.UpdateMethodFactory;\r
+\r
+\r
+public class MappingSchemas {\r
+       /**\r
+     * Creates a new SimpleLinkType based on the annotations in the given class.\r
+     * @throws IllegalAccessException \r
+     * @throws InstantiationException \r
+     * @see GraphType\r
+     * @see RelatedValue\r
+     */\r
+       public static SimpleLinkType fromAnnotations(ReadGraph g, Class<?> clazz) throws DatabaseException, InstantiationException, IllegalAccessException {\r
+           GraphType graphType = clazz.getAnnotation(GraphType.class);\r
+           \r
+           if (graphType != null) {\r
+                   ArrayList<IBidirectionalMappingRule<StructuralResource, IStructuralObject>> rules = new ArrayList<IBidirectionalMappingRule<StructuralResource, IStructuralObject>>();\r
+                   collectRulesFromAnnotations(g, clazz, rules);\r
+                   \r
+                   return new SimpleLinkType(g.getResource(graphType.value()), clazz, rules);    \r
+           }\r
+           OrderedSetType orderedSetType = clazz.getAnnotation(OrderedSetType.class);\r
+           if (orderedSetType != null) {\r
+               ArrayList<IBidirectionalMappingRule<StructuralResource, IStructuralObject>> rules = new ArrayList<IBidirectionalMappingRule<StructuralResource, IStructuralObject>>();\r
+                   collectRulesFromAnnotations(g, clazz, rules);\r
+                   \r
+                   return new OrderedSetSimpleLinkType(g.getResource(orderedSetType.value()), clazz, rules);\r
+           }\r
+           throw new IllegalArgumentException("Class " + clazz.toString() + " does not contain annotations.");\r
+       }\r
+       \r
+       public static void collectRulesFromAnnotations(ReadGraph g, Class<?> clazz, Collection<IBidirectionalMappingRule<StructuralResource, IStructuralObject>> rules) throws DatabaseException, InstantiationException, IllegalAccessException {\r
+                 Class<?> superclass = clazz.getSuperclass();\r
+                   if(superclass != null)\r
+                       collectRulesFromAnnotations(g, superclass, rules);\r
+                       \r
+               for(Annotation annotation : clazz.getAnnotations()) {\r
+\r
+                       IsClassRule tag = annotation.annotationType().getAnnotation(IsClassRule.class);\r
+                   if(tag!= null) {\r
+                       rules.add(createClassRule(g, annotation, clazz).create(g, annotation, clazz));\r
+                   }\r
+               }\r
+\r
+               for(Field f : clazz.getDeclaredFields()) {\r
+                   f.setAccessible(true);\r
+\r
+                   for(Annotation annotation : f.getAnnotations()) {\r
+\r
+                       IsFieldRule tag = annotation.annotationType().getAnnotation(IsFieldRule.class);\r
+                       if(tag != null) {\r
+                           rules.add(createFieldRule(g, annotation, f).create(g, annotation, f));\r
+                       }\r
+                   }\r
+               }\r
+\r
+               for(Method m : clazz.getDeclaredMethods()) {\r
+                   m.setAccessible(true);\r
+\r
+                   for(Annotation annotation : m.getAnnotations()) {\r
+                       IsMethodRule tag = \r
+                               annotation.annotationType().getAnnotation(IsMethodRule.class);\r
+                       if(tag != null) {\r
+                               rules.add(createMethodRule(g, annotation, m).create(g, annotation, m));\r
+                       }\r
+                   }\r
+               }\r
+               \r
+               for (Method m : clazz.getDeclaredMethods()) {\r
+                       m.setAccessible(true);\r
+                       for (Annotation annotation : m.getAnnotations()) {\r
+                               Class<? extends Annotation> annotationType = annotation.annotationType();\r
+\r
+                                IsGetSetRule tag = \r
+                                annotationType.getAnnotation(IsGetSetRule.class);\r
+                                if (tag != null) {\r
+                                        \r
+                                        HasSetter setterAnnType = annotationType.getAnnotation(HasSetter.class);\r
+                                        \r
+                                        Class<? extends Annotation> setterAnn = setterAnnType.value();\r
+                                        \r
+                                        Method getter = m;\r
+                                        \r
+                                        IGetSetRuleFactory<StructuralResource, IStructuralObject> ruleFactory = createGetSetRuleFactory(g, annotation, getter);\r
+                                        \r
+                                        \r
+                                        Method setter = null;\r
+                                        \r
+                                        for (Method m2 : clazz.getDeclaredMethods()) {\r
+                                                Annotation set = m2.getAnnotation(setterAnn);\r
+                                                if (set != null && ruleFactory.isSetter(annotation, set))\r
+                                                        setter = m2;\r
+                                        }\r
+\r
+                                        rules.add(ruleFactory.create(g, annotation, getter, setter));\r
+                                }\r
+                       \r
+                       }\r
+               }\r
+               \r
+               for (Method m : clazz.getDeclaredMethods()) {\r
+                       m.setAccessible(true);\r
+                       for (Annotation annotation : m.getAnnotations()) {\r
+                               Class<? extends Annotation> annotationType = annotation.annotationType();\r
+\r
+                                IsCollectionRule tag = \r
+                                annotationType.getAnnotation(IsCollectionRule.class);\r
+                                if (tag != null) {\r
+                                        \r
+                                        HasCollectionAdder adderAnnType = annotationType.getAnnotation(HasCollectionAdder.class);\r
+                                        HasCollectionRemover removerAnnType = annotationType.getAnnotation(HasCollectionRemover.class);\r
+                       \r
+                                        Class<? extends Annotation> adderAnn = adderAnnType.value();\r
+                                        Class<? extends Annotation> removerAnn = removerAnnType.value();\r
+                                        \r
+                                        Method getter = m;\r
+                                        \r
+                                        ICollectionRuleFactory<StructuralResource, IStructuralObject> ruleFactory = createCollectionRuleFactory(g, annotation, getter);\r
+                                        \r
+                                        \r
+                                        Method adder = null;\r
+                                        Method remover = null;\r
+                                        \r
+                                        for (Method m2 : clazz.getDeclaredMethods()) {\r
+                                                Annotation add = m2.getAnnotation(adderAnn);\r
+                                                Annotation rem = m2.getAnnotation(removerAnn);\r
+                                                if (add != null && ruleFactory.isAdder(annotation, add))\r
+                                                        adder = m2;\r
+                                                if (rem != null && ruleFactory.isRemover(annotation, rem))\r
+                                                        remover = m2;\r
+                                        }\r
+                                        \r
+                                        \r
+                                        \r
+                                        rules.add(ruleFactory.create(g, annotation, getter,adder,remover));\r
+                                }\r
+                       \r
+                       }\r
+               }\r
+           }\r
+               \r
+               public static IClassRuleFactory<StructuralResource, IStructuralObject> createClassRule(ReadGraph g, Annotation annotation, Class<?> clazz) {\r
+                       return null;\r
+               }\r
+               \r
+               public static IFieldRuleFactory<StructuralResource, IStructuralObject> createFieldRule(ReadGraph g, Annotation annotation, Field field) {\r
+                       if (annotation.annotationType().equals(RelatedElements.class))\r
+                               return new RelatedElementsRuleFactory<IStructuralObject>();\r
+                       if (annotation.annotationType().equals(RelatedValue.class))\r
+                               return new RelatedValueRuleFactory<IStructuralObject>();\r
+                       if (annotation.annotationType().equals(OptionalRelatedElements.class))\r
+                               return new OptionalRelatedElementsRuleFactory<IStructuralObject>();\r
+                       if (annotation.annotationType().equals(RelatedOrderedSetElements.class))\r
+                               return new RelatedOrderedSetElementsRuleFactory<IStructuralObject>();\r
+                       return null;\r
+               }\r
+               \r
+               public static IMethodRuleFactory<StructuralResource, IStructuralObject> createMethodRule(ReadGraph g, Annotation annotation, Method m) {\r
+                       if (annotation.annotationType().equals(UpdateMethod.class))\r
+                               return new UpdateMethodFactory<StructuralResource,IStructuralObject>();\r
+                       return null;\r
+               }\r
+               \r
+               public static IGetSetRuleFactory<StructuralResource, IStructuralObject> createGetSetRuleFactory(ReadGraph g, Annotation annotation, Method getter) {\r
+                       if (annotation.annotationType().equals(RelatedGetValue.class))\r
+                               return new RelatedGetSetValueRuleFactory<IStructuralObject>();\r
+                       if (annotation.annotationType().equals(RelatedGetObj.class))\r
+                               return new RelatedGetSetObjRuleFactory<IStructuralObject>();\r
+                       if (annotation.annotationType().equals(TypeRelatedGetValue.class))\r
+                               return new TypeRelatedGetSetValueRuleFactory<IStructuralObject>();\r
+                       if (annotation.annotationType().equals(TypeRelatedGetObj.class))\r
+                               return new TypeRelatedGetSetObjRuleFactory<IStructuralObject>();\r
+                       if (annotation.annotationType().equals(StructuralRelatedGetObj.class))\r
+                               return new StructuralRelatedGetSetObjRuleFactory<IStructuralObject>();\r
+                       return null;\r
+               }\r
+               \r
+               public static ICollectionRuleFactory<StructuralResource, IStructuralObject> createCollectionRuleFactory(ReadGraph g, Annotation annotation, Method getter) {\r
+                       if (annotation.annotationType().equals(RelatedElementsGet.class))\r
+                               return new RelatedElementsRuleFactory2<IStructuralObject>();\r
+                       if (annotation.annotationType().equals(TypeRelatedElementsGet.class))\r
+                               return new TypeRelatedElementsRuleFactory2<IStructuralObject>();\r
+                       if (annotation.annotationType().equals(StructuralRelatedElementsGet.class))\r
+                               return new StructuralRelatedElementsRuleFactory2<IStructuralObject>();\r
+                       return null;\r
+               }\r
+       \r
+       \r
+       /**\r
+     * Creates a new SimpleLinkType based on the annotations in the given class.\r
+     * @throws IllegalAccessException \r
+     * @throws InstantiationException \r
+     * @see GraphType\r
+     * @see RelatedValue\r
+     */\r
+       public static AdaptedLinkType fromAdaptable(ReadGraph g, String type, Class<?> clazz) throws DatabaseException, InstantiationException, IllegalAccessException {\r
+           \r
+           \r
+           return new AdaptedLinkType(g.getResource(type), clazz);    \r
+       }\r
+       \r
+       \r
+}\r