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

   1 package org.simantics.modeling.tests.commands;
   2
   3 import org.simantics.Simantics;
   4 import org.simantics.db.ReadGraph;
   5 import org.simantics.db.Resource;
   6 import org.simantics.db.WriteGraph;
   7 import org.simantics.db.common.request.WriteResultRequest;
   8 import org.simantics.db.exception.DatabaseException;
   9 import org.simantics.db.testing.common.Command;
  10 import org.simantics.db.testing.common.CommandSequenceEnvironment;
  11 import org.simantics.modeling.tests.traits.SingleResourceTrait;
  12 import org.simantics.modeling.tests.traits.UriResourceTrait;
  13
  14 abstract public class ResourceWriteCommand<T extends CommandSequenceEnvironment> extends Command<T> implements SingleResourceTrait {
  15
  16         private Resource resource;
  17
  18         @Override
  19         final public void run(final T environment) throws Exception {
  20                 resource = runResource(environment);
  21                 afterRun(environment);
  22         }
  23
  24         public Resource runResource(final T environment) throws Exception {
  25                 return Simantics.getSession().sync(new WriteResultRequest() {
  26
  27                         @Override
  28                         public Resource perform(WriteGraph graph) throws DatabaseException {
  29                                 return ResourceWriteCommand.this.run(graph, environment);
  30                         }
  31
  32                         @Override
  33                         public String toString() {
  34                                 return ResourceWriteCommand.this.toString();
  35                         }
  36
  37                 });
  38         }
  39
  40         protected Resource run(WriteGraph graph, T environment) throws DatabaseException {
  41                 throw new IllegalStateException();
  42         }
  43
  44         protected void afterRun(T environment) throws Exception {
  45
  46         }
  47
  48         @Override
  49         public String toString() {
  50                 return "ResourceWriteCommand " + getClass().getSimpleName();
  51         }
  52
  53         @Override
  54         public Resource getResource() throws DatabaseException {
  55                 return resource;
  56         }
  57
  58         @Override
  59         public Resource getResource(ReadGraph graph) throws DatabaseException {
  60                 return resource;
  61         }
  62
  63         @Override
  64         public SingleResourceTrait child(String path) {
  65                 return new UriResourceTrait(this, path);
  66         }
  67
  68 }