bundles/org.simantics.modeling/src/org/simantics/modeling/LifeCycleProcesses.java

   1 package org.simantics.modeling;\r
   2 \r
   3 import java.util.HashSet;\r
   4 import java.util.Set;\r
   5 \r
   6 import org.simantics.Simantics;\r
   7 import org.simantics.db.ReadGraph;\r
   8 import org.simantics.db.Resource;\r
   9 import org.simantics.db.common.request.ReadRequest;\r
  10 import org.simantics.db.exception.DatabaseException;\r
  11 import org.simantics.db.layer0.util.Layer0Utils;\r
  12 import org.simantics.db.layer0.variable.Variable;\r
  13 import org.simantics.db.layer0.variable.Variables;\r
  14 import org.simantics.project.exception.ProjectException;\r
  15 import org.simantics.project.features.AbstractProjectFeature;\r
  16 import org.simantics.scl.runtime.function.Function1;\r
  17 import org.simantics.scl.runtime.tuple.Tuple0;\r
  18 \r
  19 public class LifeCycleProcesses extends AbstractProjectFeature {\r
  20         \r
  21         Set<LifeCycleContext> contexts = new HashSet<LifeCycleContext>();\r
  22 \r
  23         @Override\r
  24         public void configure() throws ProjectException {\r
  25 \r
  26                 try {\r
  27 \r
  28                         Simantics.getSession().syncRequest(new ReadRequest() {\r
  29 \r
  30                                 @Override\r
  31                                 public void run(ReadGraph graph) throws DatabaseException {\r
  32 \r
  33                                         ModelingResources MOD = ModelingResources.getInstance(graph);\r
  34                                         for(Resource indexRoot : Layer0Utils.listIndexRoots(graph)) {\r
  35                                                 for(Resource lcp : ModelingUtils.searchByTypeShallow(graph, indexRoot, MOD.LifeCycleProcess)) {\r
  36                                                         \r
  37 //                                                      System.err.println("Loading life cycle process " + graph.getURI(lcp));\r
  38                                                         Function1<LifeCycleContext,Tuple0> load = null; \r
  39                                                         Function1<LifeCycleContext,Tuple0> unload = null;\r
  40                                                 Variable loadProperty = Variables.tryGetProperty(graph, lcp, MOD.LifeCycleProcess_load);\r
  41                                                 if (loadProperty != null) {\r
  42                                                     load = loadProperty.getPossibleValue(graph);\r
  43                                                 }\r
  44                                                 Variable unloadProperty = Variables.tryGetProperty(graph, lcp, MOD.LifeCycleProcess_unload);\r
  45                                                 if (unloadProperty != null) {\r
  46                                                     unload = unloadProperty.getPossibleValue(graph);\r
  47                                                 }\r
  48 \r
  49                                                         LifeCycleContext lcc = new LifeCycleContext(lcp, load, unload);\r
  50                                                         contexts.add(lcc);\r
  51                                                         \r
  52                                                 }\r
  53                                         }\r
  54                                         \r
  55                                 }\r
  56                                 \r
  57                         });\r
  58                         \r
  59                 } catch (DatabaseException e) {\r
  60                         \r
  61                         throw new ProjectException(e);\r
  62                         \r
  63                 }\r
  64                 \r
  65                 for(LifeCycleContext context : contexts) {\r
  66                         context.load();\r
  67                 }\r
  68                 \r
  69         }\r
  70 \r
  71         @Override\r
  72         public void deconfigure() throws ProjectException {\r
  73 \r
  74                 for(LifeCycleContext context : contexts) {\r
  75                         context.unload();\r
  76                 }\r
  77 \r
  78         }\r
  79         \r
  80 }\r