bundles/org.simantics.issues.common/src/org/simantics/issues/common/StandardIssueDescription.java

   1 package org.simantics.issues.common;
   2
   3 import java.util.Collections;
   4 import java.util.List;
   5
   6 import org.simantics.db.Issue;
   7 import org.simantics.db.ReadGraph;
   8 import org.simantics.db.Resource;
   9 import org.simantics.db.common.issue.AnonymousIssue;
  10 import org.simantics.db.common.issue.StandardIssue;
  11 import org.simantics.db.common.request.ResourceRead;
  12 import org.simantics.db.common.utils.ListUtils;
  13 import org.simantics.db.exception.DatabaseException;
  14 import org.simantics.issues.ontology.IssueResource;
  15
  16 public class StandardIssueDescription extends ResourceRead<Issue> {
  17
  18         public StandardIssueDescription(Resource issue) {
  19                 super(issue);
  20         }
  21
  22         @Override
  23         public Issue perform(ReadGraph graph) throws DatabaseException {
  24
  25                 IssueResource ISSUE = IssueResource.getInstance(graph);
  26                 Resource type = graph.getPossibleType(resource, ISSUE.Issue);
  27                 if(type == null) return null;
  28                 Resource list = graph.getPossibleObject(resource, ISSUE.Issue_HasContexts);
  29                 if(list == null) {
  30
  31                     if(graph.isInheritedFrom(type, ISSUE.Sources_DependencyTracker_AnonymousIssue))
  32                         return new AnonymousIssue(type, Collections.singletonList(resource));
  33                     else
  34                         return new StandardIssue(type, Collections.singletonList(resource));
  35
  36                 } else {
  37
  38                         List<Resource> contexts = ListUtils.toPossibleList(graph, list);
  39                         if(contexts == null) return null;
  40
  41                         if(graph.isInheritedFrom(type, ISSUE.Sources_DependencyTracker_AnonymousIssue))
  42                 return new AnonymousIssue(type, contexts);
  43                         else
  44                             return new StandardIssue(type, contexts);
  45
  46                 }
  47
  48         }
  49
  50 }