gerrit.simantics Code Review - simantics/sysdyn.git/blob

   1 package org.simantics.sysdyn.modelImport.model.expression;\r
   2 \r
   3 import java.util.ArrayList;\r
   4 import java.util.Arrays;\r
   5 import java.util.List;\r
   6 \r
   7 import org.simantics.databoard.Bindings;\r
   8 import org.simantics.db.ReadGraph;\r
   9 import org.simantics.db.Resource;\r
  10 import org.simantics.db.WriteGraph;\r
  11 import org.simantics.db.common.utils.ListUtils;\r
  12 import org.simantics.db.exception.DatabaseException;\r
  13 import org.simantics.layer0.Layer0;\r
  14 import org.simantics.layer0.utils.direct.GraphUtils;\r
  15 import org.simantics.sysdyn.SysdynResource;\r
  16 import org.simantics.sysdyn.modelImport.model.WriteContext;\r
  17 \r
  18 public class EnumerationExpression extends Expression {\r
  19         \r
  20         private SubscriptSubExpression active;\r
  21         private ArrayList<SubscriptSubExpression> subExpressions;\r
  22         \r
  23         public EnumerationExpression(String[] indices, Expression expression) {\r
  24                 active = new SubscriptSubExpression(indices, expression);\r
  25                 subExpressions = new ArrayList<SubscriptSubExpression>();\r
  26                 subExpressions.add(active);\r
  27         }\r
  28         \r
  29         public void addExpression(String[] indices, Expression expression) {\r
  30                 subExpressions.add(new SubscriptSubExpression(indices, expression));\r
  31         }\r
  32         \r
  33         public List<SubscriptSubExpression> getExpressions() {\r
  34                 return subExpressions;\r
  35         }\r
  36         \r
  37         public void addExpressions(List<SubscriptSubExpression> expressions) {\r
  38                 subExpressions.addAll(expressions);\r
  39         }\r
  40         \r
  41         @Override\r
  42         public Resource write(WriteGraph graph, Resource parent, WriteContext context) throws DatabaseException {\r
  43                 SysdynResource sr = SysdynResource.getInstance(graph);\r
  44                 \r
  45                 for (SubscriptSubExpression subexpr : subExpressions) {\r
  46                         subexpr.write(graph, parent, context);\r
  47                 }\r
  48                 \r
  49                 // write array index list\r
  50                 //graph.claim(parent, sr.Variable_arrayIndexesList, ListUtils.create(graph, Arrays.asList()));\r
  51                 \r
  52                 // set active expression?\r
  53                 \r
  54                 return active.getResource();\r
  55         }\r
  56         \r
  57         private class SubscriptSubExpression extends Expression {\r
  58                 private String[] indices;\r
  59                 private Expression expression;\r
  60                 \r
  61                 public SubscriptSubExpression(String[] indices, Expression expression) {\r
  62                         this.indices = indices;\r
  63                         this.expression = expression;\r
  64                 }\r
  65                 \r
  66                 @Override\r
  67                 public Resource write(WriteGraph graph, Resource parent, WriteContext context) throws DatabaseException {\r
  68                         SysdynResource sr = SysdynResource.getInstance(graph);\r
  69                         \r
  70                         StringBuilder range = new StringBuilder();\r
  71                         range.append('[');\r
  72                         for (String index : indices) {\r
  73                                 if (range.length() > 1)\r
  74                                         range.append(',');\r
  75                                 range.append(index);\r
  76                         }\r
  77                         range.append(']');\r
  78                         \r
  79                         Resource expr = super.write(graph, parent, context);\r
  80                         \r
  81                         graph.claimLiteral(expr, sr.Expression_arrayRange, range.toString(), Bindings.STRING);\r
  82                         \r
  83                         return expr;\r
  84                 }\r
  85 \r
  86                 @Override\r
  87                 public Resource getExpressionType(ReadGraph graph) {\r
  88                         return expression.getExpressionType(graph);\r
  89                 }\r
  90                 \r
  91         }\r
  92 \r
  93         @Override\r
  94         public Resource getExpressionType(ReadGraph graph) {\r
  95                 return active.getExpressionType(graph);\r
  96         }\r
  97 }\r