bundles/org.simantics.document.linking.ui/src/org/simantics/document/linking/actions/UpdateReferencesAction.java

   1 package org.simantics.document.linking.actions;
   2
   3 import java.util.Collection;
   4 import java.util.Collections;
   5
   6 import org.eclipse.jface.dialogs.IDialogConstants;
   7 import org.eclipse.jface.dialogs.MessageDialog;
   8 import org.eclipse.osgi.util.NLS;
   9 import org.eclipse.swt.widgets.Display;
  10 import org.simantics.Simantics;
  11 import org.simantics.db.ReadGraph;
  12 import org.simantics.db.Resource;
  13 import org.simantics.db.exception.DatabaseException;
  14 import org.simantics.db.layer0.adapter.ActionFactory;
  15 import org.simantics.db.request.Read;
  16 import org.simantics.document.DocumentResource;
  17 import org.simantics.document.linking.ge.FixAllReferencesAction;
  18 import org.simantics.document.linking.utils.SourceLinkUtil;
  19 import org.simantics.utils.datastructures.Pair;
  20 import org.simantics.utils.ui.ExceptionUtils;
  21
  22
  23 public class UpdateReferencesAction implements ActionFactory {
  24
  25
  26
  27         @Override
  28         public Runnable create(Object target) {
  29                 if(!(target instanceof Resource))
  30                         return null;
  31                 final Resource document = (Resource)target;
  32                 return new Runnable() {
  33
  34                         @Override
  35                         public void run() {
  36                                 try {
  37                                         Collection<Resource> coll = Simantics.getSession().syncRequest(new Read<Collection<Resource>>() {
  38                                                 @Override
  39                                                 public Collection<Resource> perform(ReadGraph graph)
  40                                                                 throws DatabaseException {
  41                                                         return findDocumentReferences(graph, document);
  42                                                 }
  43                                         });
  44
  45                                         if (coll == null)
  46                                                 return;
  47
  48                                         String dialogTitle = Messages.UpdateReferencesAction_FixReferences;
  49                                         String dialogMessage = NLS.bind(Messages.UpdateReferencesAction_FixOldReferences, coll.size());
  50                                         String dialogButtonLabels[] = new String[] { IDialogConstants.OK_LABEL,
  51                                                         IDialogConstants.CANCEL_LABEL };
  52                                         int defaultIndex = 0;
  53                                         if (coll.size() == 0) {
  54                                                 dialogMessage = Messages.UpdateReferencesAction_NothingToFix;
  55                                                 dialogButtonLabels = new String[] { IDialogConstants.OK_LABEL };
  56                                                 MessageDialog dialog = new MessageDialog(Display.getCurrent().getActiveShell(), dialogTitle,
  57                                                                 null, dialogMessage, MessageDialog.CONFIRM, dialogButtonLabels, defaultIndex);
  58                                                 dialog.open();
  59                                                 return;
  60                                         }
  61                                         MessageDialog dialog = new MessageDialog(Display.getCurrent().getActiveShell(), dialogTitle, null,
  62                                                         dialogMessage, MessageDialog.CONFIRM, dialogButtonLabels, defaultIndex);
  63                                         if (dialog.open() != 0)
  64                                                 return;
  65                                         Simantics.getSession().markUndoPoint();
  66                                         fixDocumentReferences(coll);
  67                                 } catch (DatabaseException e) {
  68                                         ExceptionUtils.logAndShowError(Messages.UpdateReferencesAction_CannotUpdateReferences, e);
  69                                 }
  70
  71                         }
  72                 };
  73         }
  74
  75         public static Collection<Resource> findDocumentReferences(ReadGraph graph, Resource document) throws DatabaseException {
  76         DocumentResource doc = DocumentResource.getInstance(graph);
  77         if (!graph.hasStatement(document, doc.HasNewerVersion))
  78             return null;
  79         Resource model = SourceLinkUtil.getModel(graph, document);
  80         if (model == null)
  81             return null;
  82         return SourceLinkUtil.findAllSources(graph, model, document);
  83         }
  84
  85         public static void fixDocumentReferences(Collection<Resource> resources) throws DatabaseException {
  86         Simantics.getSession().syncRequest(new FixAllReferencesAction.FixAll(new Pair<Collection<Resource>, Collection<Resource>>(resources, Collections.<Resource> emptyList())));
  87         }
  88
  89 }