1 package org.simantics.objmap.graph.schema;
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3 import java.lang.annotation.Annotation;
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4 import java.lang.reflect.Field;
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5 import java.lang.reflect.Method;
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6 import java.util.ArrayList;
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7 import java.util.Collection;
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9 import org.simantics.db.ReadGraph;
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10 import org.simantics.db.Resource;
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11 import org.simantics.db.exception.DatabaseException;
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12 import org.simantics.objmap.bidirectional.IBidirectionalMappingRule;
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13 import org.simantics.objmap.graph.annotations.CompoundRelatedGetValue;
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14 import org.simantics.objmap.graph.annotations.DynamicGraphType;
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15 import org.simantics.objmap.graph.annotations.GraphType;
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16 import org.simantics.objmap.graph.annotations.HasCollectionAdder;
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17 import org.simantics.objmap.graph.annotations.HasCollectionRemover;
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18 import org.simantics.objmap.graph.annotations.HasSetter;
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19 import org.simantics.objmap.graph.annotations.OptionalRelatedElements;
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20 import org.simantics.objmap.graph.annotations.RelatedElements;
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21 import org.simantics.objmap.graph.annotations.RelatedElementsGet;
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22 import org.simantics.objmap.graph.annotations.RelatedGetObj;
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23 import org.simantics.objmap.graph.annotations.RelatedGetValue;
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24 import org.simantics.objmap.graph.annotations.RelatedOrderedSetElements;
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25 import org.simantics.objmap.graph.annotations.RelatedValue;
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26 import org.simantics.objmap.graph.annotations.UpdateMethod;
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27 import org.simantics.objmap.graph.annotations.factories.CompoundRelatedGetSetValueRuleFactory;
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28 import org.simantics.objmap.graph.annotations.factories.OptionalRelatedElementsRuleFactory;
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29 import org.simantics.objmap.graph.annotations.factories.RelatedElementsRuleFactory;
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30 import org.simantics.objmap.graph.annotations.factories.RelatedElementsRuleFactory2;
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31 import org.simantics.objmap.graph.annotations.factories.RelatedGetSetObjRuleFactory;
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32 import org.simantics.objmap.graph.annotations.factories.RelatedGetSetValueRuleFactory;
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33 import org.simantics.objmap.graph.annotations.factories.RelatedOrderedSetElementsRuleFactory;
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34 import org.simantics.objmap.graph.annotations.factories.RelatedValueRuleFactory;
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35 import org.simantics.objmap.graph.annotations.factories.UpdateMethodFactory;
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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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48 public class MappingSchemas {
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50 * Creates a new SimpleLinkType based on the annotations in the given class.
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51 * @throws IllegalAccessException
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52 * @throws InstantiationException
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56 public static SimpleLinkType<Object> fromAnnotations(ReadGraph g, Class<?> clazz) throws DatabaseException, InstantiationException, IllegalAccessException {
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57 GraphType graphType = clazz.getAnnotation(GraphType.class);
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59 if (graphType != null) {
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60 ArrayList<IBidirectionalMappingRule<Resource, Object>> rules = new ArrayList<IBidirectionalMappingRule<Resource, Object>>();
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61 collectRulesFromAnnotations(g, clazz, rules);
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63 return new SimpleLinkType<Object>(g.getResource(graphType.value()), clazz, rules);
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65 DynamicGraphType dynamicType = clazz.getAnnotation(DynamicGraphType.class);
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66 if (dynamicType != null) {
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67 ArrayList<IBidirectionalMappingRule<Resource, Object>> rules = new ArrayList<IBidirectionalMappingRule<Resource, Object>>();
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68 collectRulesFromAnnotations(g, clazz, rules);
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70 return new DynamicSimpleLinkType<Object>(g.getResource(dynamicType.value()), clazz, rules);
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72 throw new IllegalArgumentException("Class " + clazz.toString() + " does not contain annotations.");
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75 public static void collectRulesFromAnnotations(ReadGraph g, Class<?> clazz, Collection<IBidirectionalMappingRule<Resource, Object>> rules) throws DatabaseException, InstantiationException, IllegalAccessException {
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76 Class<?> superclass = clazz.getSuperclass();
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77 if(superclass != null)
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78 collectRulesFromAnnotations(g, superclass, rules);
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80 for(Annotation annotation : clazz.getAnnotations()) {
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82 IsClassRule tag = annotation.annotationType().getAnnotation(IsClassRule.class);
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84 rules.add(createClassRule(g, annotation, clazz).create(g, annotation, clazz));
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88 for(Field f : clazz.getDeclaredFields()) {
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89 f.setAccessible(true);
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91 for(Annotation annotation : f.getAnnotations()) {
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93 IsFieldRule tag = annotation.annotationType().getAnnotation(IsFieldRule.class);
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95 rules.add(createFieldRule(g, annotation, f).create(g, annotation, f));
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100 for(Method m : clazz.getDeclaredMethods()) {
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101 m.setAccessible(true);
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103 for(Annotation annotation : m.getAnnotations()) {
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104 IsMethodRule tag =
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105 annotation.annotationType().getAnnotation(IsMethodRule.class);
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107 rules.add(createMethodRule(g, annotation, m).create(g, annotation, m));
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112 for (Method m : clazz.getDeclaredMethods()) {
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113 m.setAccessible(true);
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114 for (Annotation annotation : m.getAnnotations()) {
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115 Class<? extends Annotation> annotationType = annotation.annotationType();
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117 IsGetSetRule tag =
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118 annotationType.getAnnotation(IsGetSetRule.class);
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121 HasSetter setterAnnType = annotationType.getAnnotation(HasSetter.class);
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123 Class<? extends Annotation> setterAnn = setterAnnType.value();
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127 IGetSetRuleFactory<Resource,Object> ruleFactory = createGetSetRuleFactory(g, annotation, getter);
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130 Method setter = null;
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132 for (Method m2 : clazz.getDeclaredMethods()) {
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133 Annotation set = m2.getAnnotation(setterAnn);
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134 if (set != null && ruleFactory.isSetter(annotation, set))
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138 rules.add(ruleFactory.create(g, annotation, getter, setter));
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144 for (Method m : clazz.getDeclaredMethods()) {
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145 m.setAccessible(true);
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146 for (Annotation annotation : m.getAnnotations()) {
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147 Class<? extends Annotation> annotationType = annotation.annotationType();
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149 IsCollectionRule tag =
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150 annotationType.getAnnotation(IsCollectionRule.class);
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153 HasCollectionAdder adderAnnType = annotationType.getAnnotation(HasCollectionAdder.class);
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154 HasCollectionRemover removerAnnType = annotationType.getAnnotation(HasCollectionRemover.class);
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156 Class<? extends Annotation> adderAnn = adderAnnType.value();
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157 Class<? extends Annotation> removerAnn = removerAnnType.value();
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161 ICollectionRuleFactory<Resource,Object> ruleFactory = createCollectionRuleFactory(g, annotation, getter);
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164 Method adder = null;
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165 Method remover = null;
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167 for (Method m2 : clazz.getDeclaredMethods()) {
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168 Annotation add = m2.getAnnotation(adderAnn);
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169 Annotation rem = m2.getAnnotation(removerAnn);
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170 if (add != null && ruleFactory.isAdder(annotation, add))
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172 if (rem != null && ruleFactory.isRemover(annotation, rem))
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178 rules.add(ruleFactory.create(g, annotation, getter,adder,remover));
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185 public static IClassRuleFactory<Resource, Object> createClassRule(ReadGraph g, Annotation annotation, Class<?> clazz) {
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189 public static IFieldRuleFactory<Resource,Object> createFieldRule(ReadGraph g, Annotation annotation, Field field) {
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190 if (annotation.annotationType().equals(RelatedElements.class))
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191 return new RelatedElementsRuleFactory<Object>();
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192 if (annotation.annotationType().equals(RelatedValue.class))
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193 return new RelatedValueRuleFactory<Object>();
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194 if (annotation.annotationType().equals(OptionalRelatedElements.class))
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195 return new OptionalRelatedElementsRuleFactory<Object>();
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196 if (annotation.annotationType().equals(RelatedOrderedSetElements.class))
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197 return new RelatedOrderedSetElementsRuleFactory<Object>();
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201 public static IMethodRuleFactory<Resource, Object> createMethodRule(ReadGraph g, Annotation annotation, Method m) {
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202 if (annotation.annotationType().equals(UpdateMethod.class))
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203 return new UpdateMethodFactory<Resource,Object>();
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207 public static IGetSetRuleFactory<Resource,Object> createGetSetRuleFactory(ReadGraph g, Annotation annotation, Method getter) {
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208 if (annotation.annotationType().equals(RelatedGetValue.class))
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209 return new RelatedGetSetValueRuleFactory<Object>();
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210 if (annotation.annotationType().equals(RelatedGetObj.class))
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211 return new RelatedGetSetObjRuleFactory<Object>();
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212 if (annotation.annotationType().equals(CompoundRelatedGetValue.class))
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213 return new CompoundRelatedGetSetValueRuleFactory<Object>();
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217 public static ICollectionRuleFactory<Resource,Object> createCollectionRuleFactory(ReadGraph g, Annotation annotation, Method getter) {
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218 if (annotation.annotationType().equals(RelatedElementsGet.class))
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219 return new RelatedElementsRuleFactory2<Object>();
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224 * Creates a new SimpleLinkType based on the annotations in the given class.
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225 * @throws IllegalAccessException
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226 * @throws InstantiationException
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228 * @see RelatedValue
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231 public static AdaptedLinkType<Object> fromAdaptable(ReadGraph g, String type, Class<?> clazz) throws DatabaseException, InstantiationException, IllegalAccessException {
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234 return new AdaptedLinkType<Object>(g.getResource(type), clazz);
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