gerrit.simantics Code Review - simantics/3d.git/blob

   1 package org.simantics.objmap.graph.annotations.factories;\r
   2 \r
   3 import java.lang.annotation.Annotation;\r
   4 import java.lang.reflect.Method;\r
   5 \r
   6 import org.simantics.db.ReadGraph;\r
   7 import org.simantics.db.Resource;\r
   8 import org.simantics.db.exception.DatabaseException;\r
   9 import org.simantics.layer0.Layer0;\r
  10 import org.simantics.objmap.bidirectional.IBidirectionalMappingRule;\r
  11 import org.simantics.objmap.graph.annotations.RelatedGetValue;\r
  12 import org.simantics.objmap.graph.annotations.RelatedSetValue;\r
  13 import org.simantics.objmap.graph.rules.ValueRule;\r
  14 import org.simantics.objmap.graph.rules.adapters.IdentityAdapter;\r
  15 import org.simantics.objmap.graph.rules.adapters.ValueAdapter;\r
  16 import org.simantics.objmap.graph.rules.domain.RelatedValueAccessor;\r
  17 import org.simantics.objmap.graph.rules.factory.IGetSetRuleFactory;\r
  18 import org.simantics.objmap.graph.rules.range.AdaptedRangeAccessor;\r
  19 import org.simantics.objmap.graph.rules.range.GetSetValueAccessor;\r
  20 import org.simantics.objmap.graph.rules.range.IRangeAccessor;\r
  21 \r
  22 /**\r
  23  * Rule factory for mapped value using Getter/Setter-methods.\r
  24  * \r
  25  * @author Marko Luukkainen <marko.luukkainen@vtt.fi>\r
  26  *\r
  27  */\r
  28 public class RelatedGetSetValueRuleFactory<Range> implements IGetSetRuleFactory<Resource,Range> {\r
  29         \r
  30         @Override\r
  31         public IBidirectionalMappingRule<Resource, Range> create(ReadGraph g, Annotation annotation,\r
  32                         Method getter, Method setter)\r
  33                         throws DatabaseException {\r
  34                 RelatedGetValue getterAnn = (RelatedGetValue)annotation;\r
  35                 \r
  36                 Class<? extends ValueAdapter> adapterClass = getterAnn.adapter();\r
  37                  IRangeAccessor<Range,Object> rangeAccessor = new GetSetValueAccessor<Range,Object>(getter, setter);\r
  38         Resource valueType;\r
  39         if (adapterClass == IdentityAdapter.class) {\r
  40             valueType = dataTypeOfClass(g, getter.getReturnType());\r
  41         } else {\r
  42                 try{\r
  43                          ValueAdapter adapter = adapterClass.newInstance();\r
  44                  rangeAccessor = new AdaptedRangeAccessor<Range>(rangeAccessor, adapter);\r
  45                  valueType = adapter.rangeTypeToDomainType(g, getter.getReturnType());\r
  46              } catch (InstantiationException e) {\r
  47                  throw new RuntimeException(e);\r
  48              } catch (IllegalAccessException e) {\r
  49                  throw new RuntimeException(e);\r
  50              }\r
  51         }\r
  52                 return new ValueRule<Resource,Range>(new RelatedValueAccessor(g.getResource(getterAnn.value()), valueType),\r
  53                                         rangeAccessor);\r
  54         }\r
  55         \r
  56         @Override\r
  57         public boolean isSetter(Annotation getterAnnotation, Annotation annotation) {\r
  58                 RelatedGetValue getterAnn = (RelatedGetValue)getterAnnotation;\r
  59                 RelatedSetValue setterAnn = (RelatedSetValue)annotation;\r
  60                 return getterAnn.value().equals(setterAnn.value());\r
  61         }\r
  62         \r
  63         public static Resource dataTypeOfClass(ReadGraph g, Class<?> clazz) {\r
  64         Layer0 b = Layer0.getInstance(g);\r
  65         if(clazz.equals(Double.class) || clazz.equals(double.class))\r
  66             return b.Double;\r
  67         else if(clazz.equals(String.class))\r
  68             return b.String;\r
  69         else if(clazz.equals(Integer.class) || clazz.equals(int.class))\r
  70             return b.Integer;\r
  71         else if(clazz.equals(Float.class) || clazz.equals(float.class))\r
  72             return b.Float;\r
  73         else if(clazz.equals(Boolean.class) || clazz.equals(boolean.class))\r
  74             return b.Boolean;\r
  75         else if(clazz.equals(Long.class) || clazz.equals(long.class))\r
  76             return b.Long;\r
  77         else if(clazz.equals(Byte.class) || clazz.equals(byte.class))\r
  78             return b.Byte;\r
  79         \r
  80         else if(clazz.equals(double[].class))\r
  81             return b.DoubleArray;\r
  82         else if(clazz.equals(int[].class))\r
  83             return b.IntegerArray;\r
  84         else if(clazz.equals(byte[].class))\r
  85             return b.ByteArray;\r
  86         else if(clazz.equals(float[].class))\r
  87             return b.FloatArray;\r
  88         else if(clazz.equals(boolean[].class))\r
  89             return b.BooleanArray;\r
  90         else if(clazz.equals(String[].class))\r
  91             return b.StringArray;\r
  92         else if(clazz.equals(long[].class))\r
  93             return b.LongArray;\r
  94         else {\r
  95                 System.out.println("Couldn't find a data type for " + clazz);\r
  96             return null;\r
  97         }\r
  98     }\r
  99 \r
 100 }\r