1 /*******************************************************************************
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2 * Copyright (c) 2012, 2013 Association for Decentralized Information Management in
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4 * All rights reserved. This program and the accompanying materials
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5 * are made available under the terms of the Eclipse Public License v1.0
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6 * which accompanies this distribution, and is available at
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7 * http://www.eclipse.org/legal/epl-v10.html
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10 * VTT Technical Research Centre of Finland - initial API and implementation
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11 *******************************************************************************/
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12 package org.simantics.objmap.structural.schema;
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14 import java.lang.annotation.Annotation;
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15 import java.lang.reflect.Field;
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16 import java.lang.reflect.Method;
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17 import java.util.ArrayList;
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18 import java.util.Collection;
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20 import org.simantics.db.ReadGraph;
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21 import org.simantics.db.exception.DatabaseException;
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22 import org.simantics.objmap.bidirectional.IBidirectionalMappingRule;
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23 import org.simantics.objmap.graph.annotations.GraphType;
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24 import org.simantics.objmap.graph.annotations.HasCollectionAdder;
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25 import org.simantics.objmap.graph.annotations.HasCollectionRemover;
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26 import org.simantics.objmap.graph.annotations.HasSetter;
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27 import org.simantics.objmap.graph.annotations.OptionalRelatedElements;
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28 import org.simantics.objmap.graph.annotations.OrderedSetType;
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29 import org.simantics.objmap.graph.annotations.RelatedElements;
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30 import org.simantics.objmap.graph.annotations.RelatedElementsGet;
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31 import org.simantics.objmap.graph.annotations.RelatedGetObj;
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32 import org.simantics.objmap.graph.annotations.RelatedGetValue;
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33 import org.simantics.objmap.graph.annotations.RelatedOrderedSetElements;
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34 import org.simantics.objmap.graph.annotations.RelatedValue;
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35 import org.simantics.objmap.graph.annotations.UpdateMethod;
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36 import org.simantics.objmap.graph.annotations.meta.IsClassRule;
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37 import org.simantics.objmap.graph.annotations.meta.IsCollectionRule;
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38 import org.simantics.objmap.graph.annotations.meta.IsFieldRule;
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39 import org.simantics.objmap.graph.annotations.meta.IsGetSetRule;
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40 import org.simantics.objmap.graph.annotations.meta.IsMethodRule;
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41 import org.simantics.objmap.graph.rules.factory.IClassRuleFactory;
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42 import org.simantics.objmap.graph.rules.factory.ICollectionRuleFactory;
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43 import org.simantics.objmap.graph.rules.factory.IFieldRuleFactory;
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44 import org.simantics.objmap.graph.rules.factory.IGetSetRuleFactory;
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45 import org.simantics.objmap.graph.rules.factory.IMethodRuleFactory;
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46 import org.simantics.objmap.structural.IStructuralObject;
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47 import org.simantics.objmap.structural.StructuralResource;
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48 import org.simantics.objmap.structural.annotations.StructuralRelatedElementsGet;
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49 import org.simantics.objmap.structural.annotations.StructuralRelatedGetObj;
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50 import org.simantics.objmap.structural.annotations.TypeRelatedElementsGet;
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51 import org.simantics.objmap.structural.annotations.TypeRelatedGetObj;
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52 import org.simantics.objmap.structural.annotations.TypeRelatedGetValue;
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53 import org.simantics.objmap.structural.annotations.factories.OptionalRelatedElementsRuleFactory;
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54 import org.simantics.objmap.structural.annotations.factories.RelatedElementsRuleFactory;
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55 import org.simantics.objmap.structural.annotations.factories.RelatedElementsRuleFactory2;
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56 import org.simantics.objmap.structural.annotations.factories.RelatedGetSetObjRuleFactory;
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57 import org.simantics.objmap.structural.annotations.factories.RelatedGetSetValueRuleFactory;
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58 import org.simantics.objmap.structural.annotations.factories.RelatedOrderedSetElementsRuleFactory;
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59 import org.simantics.objmap.structural.annotations.factories.RelatedValueRuleFactory;
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60 import org.simantics.objmap.structural.annotations.factories.StructuralRelatedElementsRuleFactory2;
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61 import org.simantics.objmap.structural.annotations.factories.StructuralRelatedGetSetObjRuleFactory;
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62 import org.simantics.objmap.structural.annotations.factories.TypeRelatedElementsRuleFactory2;
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63 import org.simantics.objmap.structural.annotations.factories.TypeRelatedGetSetObjRuleFactory;
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64 import org.simantics.objmap.structural.annotations.factories.TypeRelatedGetSetValueRuleFactory;
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65 import org.simantics.objmap.structural.annotations.factories.UpdateMethodFactory;
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68 public class MappingSchemas {
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70 * Creates a new SimpleLinkType based on the annotations in the given class.
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71 * @throws IllegalAccessException
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72 * @throws InstantiationException
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76 public static SimpleLinkType fromAnnotations(ReadGraph g, Class<?> clazz) throws DatabaseException, InstantiationException, IllegalAccessException {
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77 GraphType graphType = clazz.getAnnotation(GraphType.class);
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79 if (graphType != null) {
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80 ArrayList<IBidirectionalMappingRule<StructuralResource, IStructuralObject>> rules = new ArrayList<IBidirectionalMappingRule<StructuralResource, IStructuralObject>>();
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81 collectRulesFromAnnotations(g, clazz, rules);
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83 return new SimpleLinkType(g.getResource(graphType.value()), clazz, rules);
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85 OrderedSetType orderedSetType = clazz.getAnnotation(OrderedSetType.class);
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86 if (orderedSetType != null) {
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87 ArrayList<IBidirectionalMappingRule<StructuralResource, IStructuralObject>> rules = new ArrayList<IBidirectionalMappingRule<StructuralResource, IStructuralObject>>();
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88 collectRulesFromAnnotations(g, clazz, rules);
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90 return new OrderedSetSimpleLinkType(g.getResource(orderedSetType.value()), clazz, rules);
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92 throw new IllegalArgumentException("Class " + clazz.toString() + " does not contain annotations.");
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95 public static void collectRulesFromAnnotations(ReadGraph g, Class<?> clazz, Collection<IBidirectionalMappingRule<StructuralResource, IStructuralObject>> rules) throws DatabaseException, InstantiationException, IllegalAccessException {
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96 Class<?> superclass = clazz.getSuperclass();
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97 if(superclass != null)
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98 collectRulesFromAnnotations(g, superclass, rules);
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100 for(Annotation annotation : clazz.getAnnotations()) {
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102 IsClassRule tag = annotation.annotationType().getAnnotation(IsClassRule.class);
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104 rules.add(createClassRule(g, annotation, clazz).create(g, annotation, clazz));
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108 for(Field f : clazz.getDeclaredFields()) {
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109 f.setAccessible(true);
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111 for(Annotation annotation : f.getAnnotations()) {
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113 IsFieldRule tag = annotation.annotationType().getAnnotation(IsFieldRule.class);
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115 rules.add(createFieldRule(g, annotation, f).create(g, annotation, f));
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120 for(Method m : clazz.getDeclaredMethods()) {
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121 m.setAccessible(true);
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123 for(Annotation annotation : m.getAnnotations()) {
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124 IsMethodRule tag =
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125 annotation.annotationType().getAnnotation(IsMethodRule.class);
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127 rules.add(createMethodRule(g, annotation, m).create(g, annotation, m));
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132 for (Method m : clazz.getDeclaredMethods()) {
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133 m.setAccessible(true);
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134 for (Annotation annotation : m.getAnnotations()) {
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135 Class<? extends Annotation> annotationType = annotation.annotationType();
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137 IsGetSetRule tag =
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138 annotationType.getAnnotation(IsGetSetRule.class);
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141 HasSetter setterAnnType = annotationType.getAnnotation(HasSetter.class);
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143 Class<? extends Annotation> setterAnn = setterAnnType.value();
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147 IGetSetRuleFactory<StructuralResource, IStructuralObject> ruleFactory = createGetSetRuleFactory(g, annotation, getter);
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150 Method setter = null;
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152 for (Method m2 : clazz.getDeclaredMethods()) {
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153 Annotation set = m2.getAnnotation(setterAnn);
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154 if (set != null && ruleFactory.isSetter(annotation, set))
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158 rules.add(ruleFactory.create(g, annotation, getter, setter));
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164 for (Method m : clazz.getDeclaredMethods()) {
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165 m.setAccessible(true);
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166 for (Annotation annotation : m.getAnnotations()) {
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167 Class<? extends Annotation> annotationType = annotation.annotationType();
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169 IsCollectionRule tag =
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170 annotationType.getAnnotation(IsCollectionRule.class);
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173 HasCollectionAdder adderAnnType = annotationType.getAnnotation(HasCollectionAdder.class);
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174 HasCollectionRemover removerAnnType = annotationType.getAnnotation(HasCollectionRemover.class);
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176 Class<? extends Annotation> adderAnn = adderAnnType.value();
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177 Class<? extends Annotation> removerAnn = removerAnnType.value();
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181 ICollectionRuleFactory<StructuralResource, IStructuralObject> ruleFactory = createCollectionRuleFactory(g, annotation, getter);
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184 Method adder = null;
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185 Method remover = null;
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187 for (Method m2 : clazz.getDeclaredMethods()) {
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188 Annotation add = m2.getAnnotation(adderAnn);
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189 Annotation rem = m2.getAnnotation(removerAnn);
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190 if (add != null && ruleFactory.isAdder(annotation, add))
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192 if (rem != null && ruleFactory.isRemover(annotation, rem))
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198 rules.add(ruleFactory.create(g, annotation, getter,adder,remover));
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205 public static IClassRuleFactory<StructuralResource, IStructuralObject> createClassRule(ReadGraph g, Annotation annotation, Class<?> clazz) {
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209 public static IFieldRuleFactory<StructuralResource, IStructuralObject> createFieldRule(ReadGraph g, Annotation annotation, Field field) {
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210 if (annotation.annotationType().equals(RelatedElements.class))
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211 return new RelatedElementsRuleFactory<IStructuralObject>();
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212 if (annotation.annotationType().equals(RelatedValue.class))
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213 return new RelatedValueRuleFactory<IStructuralObject>();
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214 if (annotation.annotationType().equals(OptionalRelatedElements.class))
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215 return new OptionalRelatedElementsRuleFactory<IStructuralObject>();
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216 if (annotation.annotationType().equals(RelatedOrderedSetElements.class))
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217 return new RelatedOrderedSetElementsRuleFactory<IStructuralObject>();
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221 public static IMethodRuleFactory<StructuralResource, IStructuralObject> createMethodRule(ReadGraph g, Annotation annotation, Method m) {
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222 if (annotation.annotationType().equals(UpdateMethod.class))
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223 return new UpdateMethodFactory<StructuralResource,IStructuralObject>();
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227 public static IGetSetRuleFactory<StructuralResource, IStructuralObject> createGetSetRuleFactory(ReadGraph g, Annotation annotation, Method getter) {
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228 if (annotation.annotationType().equals(RelatedGetValue.class))
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229 return new RelatedGetSetValueRuleFactory<IStructuralObject>();
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230 if (annotation.annotationType().equals(RelatedGetObj.class))
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231 return new RelatedGetSetObjRuleFactory<IStructuralObject>();
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232 if (annotation.annotationType().equals(TypeRelatedGetValue.class))
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233 return new TypeRelatedGetSetValueRuleFactory<IStructuralObject>();
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234 if (annotation.annotationType().equals(TypeRelatedGetObj.class))
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235 return new TypeRelatedGetSetObjRuleFactory<IStructuralObject>();
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236 if (annotation.annotationType().equals(StructuralRelatedGetObj.class))
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237 return new StructuralRelatedGetSetObjRuleFactory<IStructuralObject>();
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241 public static ICollectionRuleFactory<StructuralResource, IStructuralObject> createCollectionRuleFactory(ReadGraph g, Annotation annotation, Method getter) {
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242 if (annotation.annotationType().equals(RelatedElementsGet.class))
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243 return new RelatedElementsRuleFactory2<IStructuralObject>();
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244 if (annotation.annotationType().equals(TypeRelatedElementsGet.class))
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245 return new TypeRelatedElementsRuleFactory2<IStructuralObject>();
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246 if (annotation.annotationType().equals(StructuralRelatedElementsGet.class))
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247 return new StructuralRelatedElementsRuleFactory2<IStructuralObject>();
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253 * Creates a new SimpleLinkType based on the annotations in the given class.
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254 * @throws IllegalAccessException
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255 * @throws InstantiationException
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257 * @see RelatedValue
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259 public static AdaptedLinkType fromAdaptable(ReadGraph g, String type, Class<?> clazz) throws DatabaseException, InstantiationException, IllegalAccessException {
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262 return new AdaptedLinkType(g.getResource(type), clazz);
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