org.simantics.district.route.ui/src/org/simantics/district/route/ui/actions/SelectRouteAction.java

   1 package org.simantics.district.route.ui.actions;
   2
   3 import java.util.Collections;
   4 import java.util.List;
   5 import java.util.concurrent.CompletableFuture;
   6
   7 import org.eclipse.swt.widgets.Display;
   8 import org.simantics.Simantics;
   9 import org.simantics.db.Resource;
  10 import org.simantics.db.exception.DatabaseException;
  11 import org.simantics.db.layer0.adapter.ActionFactory;
  12 import org.simantics.district.network.ui.DistrictNetworkUIUtil;
  13 import org.simantics.district.route.Route;
  14 import org.simantics.district.route.RouteJob;
  15 import org.simantics.district.route.RouterConfiguration;
  16 import org.simantics.district.route.internal.RoutePersistence;
  17 import org.slf4j.Logger;
  18 import org.slf4j.LoggerFactory;
  19
  20 public class SelectRouteAction implements ActionFactory {
  21
  22     protected static final Logger LOGGER = LoggerFactory.getLogger(SelectRouteAction.class);
  23
  24     @Override
  25     public Runnable create(Object target) {
  26         if (!(target instanceof Resource))
  27             return null;
  28
  29         return new Runnable() {
  30             @Override
  31             public void run() {
  32                 try {
  33                     Route route = Simantics.getSession().syncRequest(new RoutePersistence.RouteRequest((Resource)target));
  34                     if (route == null) {
  35                         LOGGER.error("Reading a route object failed"); //$NON-NLS-1$
  36                         return;
  37                     }
  38
  39                     CompletableFuture<List<Resource>> result = new CompletableFuture<>();
  40                     result
  41                     .exceptionally(e -> Collections.emptyList())
  42                     .thenAccept(dnElements -> {
  43                         if (!dnElements.isEmpty()) {
  44                             try {
  45                                 Display display = Display.getDefault();
  46                                 if (display != null)
  47                                     DistrictNetworkUIUtil.openDNDiagramWithSelection(display, dnElements);
  48                                 else
  49                                     LOGGER.error("No display found"); //$NON-NLS-1$
  50                             } catch (DatabaseException e) {
  51                                 LOGGER.error("Failed to open district network diagram with selection " + dnElements, e); //$NON-NLS-1$
  52
  53                             }
  54                         }
  55                     });
  56
  57                     RouterConfiguration config = new RouterConfiguration();
  58                     new RouteJob(config, route, result).schedule();
  59                 }
  60                 catch (DatabaseException e) {
  61                     LOGGER.error("Error in selecting route " + target, e); //$NON-NLS-1$
  62                 }
  63             }
  64         };
  65     }
  66
  67 }