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

   1 /*******************************************************************************
   2  * Copyright (c) 2012 Association for Decentralized Information Management in
   3  * Industry THTH ry.
   4  * All rights reserved. This program and the accompanying materials
   5  * are made available under the terms of the Eclipse Public License v1.0
   6  * which accompanies this distribution, and is available at
   7  * http://www.eclipse.org/legal/epl-v10.html
   8  *
   9  * Contributors:
  10  *     VTT Technical Research Centre of Finland - initial API and implementation
  11  *******************************************************************************/
  12 package org.simantics.modeling.ui.sharedontology.wizard;
  13
  14 import java.io.File;
  15 import java.io.IOException;
  16 import java.lang.reflect.InvocationTargetException;
  17 import java.util.Deque;
  18 import java.util.HashMap;
  19 import java.util.Map;
  20
  21 import org.eclipse.core.runtime.IProgressMonitor;
  22 import org.eclipse.core.runtime.SubMonitor;
  23 import org.eclipse.core.runtime.preferences.InstanceScope;
  24 import org.eclipse.jface.operation.IRunnableWithProgress;
  25 import org.eclipse.jface.preference.IPersistentPreferenceStore;
  26 import org.eclipse.jface.preference.IPreferenceStore;
  27 import org.eclipse.jface.viewers.IStructuredSelection;
  28 import org.eclipse.jface.wizard.Wizard;
  29 import org.eclipse.jface.wizard.WizardPage;
  30 import org.eclipse.ui.IImportWizard;
  31 import org.eclipse.ui.IWorkbench;
  32 import org.eclipse.ui.preferences.ScopedPreferenceStore;
  33 import org.simantics.databoard.binding.Binding;
  34 import org.simantics.databoard.binding.mutable.Variant;
  35 import org.simantics.databoard.container.DataContainer;
  36 import org.simantics.databoard.container.DataContainers;
  37 import org.simantics.databoard.container.FormatHandler;
  38 import org.simantics.db.Resource;
  39 import org.simantics.db.Session;
  40 import org.simantics.db.layer0.migration.MigrationUtils;
  41 import org.simantics.db.layer0.util.DraftStatusBean;
  42 import org.simantics.db.management.ISessionContext;
  43 import org.simantics.graph.db.MissingDependencyException;
  44 import org.simantics.graph.representation.TransferableGraph1;
  45 import org.simantics.modeling.ui.Activator;
  46 import org.simantics.modeling.ui.utils.NoProjectPage;
  47 import org.simantics.project.IProject;
  48 import org.simantics.project.ProjectKeys;
  49 import org.simantics.ui.SimanticsUI;
  50 import org.simantics.ui.utils.ResourceAdaptionUtils;
  51 import org.simantics.utils.ui.ErrorLogger;
  52 import org.simantics.utils.ui.ExceptionUtils;
  53
  54 /**
  55  * @author Tuukka Lehtonen
  56  */
  57 public class SharedOntologyImportWizard extends Wizard implements IImportWizard {
  58
  59     private static final int MAX_RECENT_IMPORT_PATHS = 10;
  60
  61     ImportPlan        importModel;
  62
  63     private boolean readPreferences(IStructuredSelection selection) {
  64         IPreferenceStore store = new ScopedPreferenceStore(InstanceScope.INSTANCE, Activator.PLUGIN_ID);
  65
  66         String recentPathsPref = store.getString(Preferences.RECENT_SHARED_LIBRARY_IMPORT_LOCATIONS);
  67         Deque<String> recentImportPaths = Preferences.decodePaths(recentPathsPref);
  68
  69         ISessionContext ctx = SimanticsUI.getSessionContext();
  70         if (ctx == null)
  71             return false;
  72         IProject project = ctx.getHint(ProjectKeys.KEY_PROJECT);
  73         if (project == null)
  74             return false;
  75
  76         importModel = new ImportPlan(ctx, recentImportPaths);
  77         importModel.project = project;
  78         importModel.selection = selection.getFirstElement();
  79
  80         return true;
  81     }
  82
  83     private void writePreferences() throws IOException {
  84         IPersistentPreferenceStore store = new ScopedPreferenceStore(InstanceScope.INSTANCE, Activator.PLUGIN_ID);
  85
  86         store.putValue(Preferences.RECENT_SHARED_LIBRARY_IMPORT_LOCATIONS, Preferences.encodePaths(importModel.recentLocations));
  87
  88         if (store.needsSaving())
  89             store.save();
  90     }
  91
  92     public SharedOntologyImportWizard() {
  93         setWindowTitle("Import Shared Library");
  94         setNeedsProgressMonitor(true);
  95     }
  96
  97     @Override
  98     public void init(IWorkbench workbench, IStructuredSelection selection) {
  99         readPreferences(selection);
 100     }
 101
 102     @Override
 103     public void addPages() {
 104         super.addPages();
 105         if (importModel != null) {
 106             addPage(new SharedOntologyImportPage(importModel));
 107         } else {
 108             addPage(new NoProjectPage("Import Shared Library"));
 109         }
 110     }
 111
 112     @Override
 113     public boolean performFinish() {
 114         try {
 115             importModel.recentLocations.addFirst(importModel.importLocation.getAbsolutePath());
 116             Preferences.removeDuplicates(importModel.recentLocations);
 117             if (importModel.recentLocations.size() > MAX_RECENT_IMPORT_PATHS)
 118                 importModel.recentLocations.pollLast();
 119
 120             writePreferences();
 121         } catch (IOException e) {
 122             ErrorLogger.defaultLogError("Failed to write preferences", e);
 123         }
 124
 125         try {
 126             getContainer().run(true, true, new IRunnableWithProgress() {
 127                 @Override
 128                 public void run(IProgressMonitor monitor) throws InvocationTargetException, InterruptedException {
 129                     try {
 130                         Resource target = ResourceAdaptionUtils.toSingleResource(importModel.selection);
 131                         importModel.sessionContext.getSession().markUndoPoint();
 132                         doImport(monitor, importModel.importLocation, importModel.sessionContext.getSession(), target);
 133                     } catch (Exception e) {
 134                         throw new InvocationTargetException(e);
 135                     } finally {
 136                         monitor.done();
 137                     }
 138                 }
 139             });
 140         } catch (InvocationTargetException e) {
 141             Throwable cause = e.getCause();
 142             WizardPage cp = (WizardPage) getContainer().getCurrentPage();
 143             if (cause instanceof MissingDependencyException) {
 144                 cp.setErrorMessage("Failed to import shared library due to missing dependencies.\n" + cause.getMessage());
 145                 ErrorLogger.defaultLogError("Shared Library " + importModel.importLocation + " import failed due to missing database dependencies. See exception for details.", cause);
 146                 ExceptionUtils.showError("Failed to import shared library due to missing dependencies.\n\n" + cause.getMessage(), null);
 147             } else {
 148                 cp.setErrorMessage("Unexpected problem importing shared library.\nMessage: " + cause.getMessage());
 149                 ErrorLogger.defaultLogError("Shared Library " + importModel.importLocation + " import failed unexpectedly. See exception for details.", cause);
 150                 ExceptionUtils.showError("Unexpected problem importing shared library.\n\n" + cause.getMessage(), cause);
 151             }
 152             return false;
 153         } catch (InterruptedException e) {
 154             WizardPage cp = (WizardPage) getContainer().getCurrentPage();
 155             cp.setErrorMessage("Import interrupted.\nMessage: " + e.getMessage());
 156             ErrorLogger.defaultLogError("Shared Library " + importModel.importLocation + " import interrupted.", e);
 157             ExceptionUtils.showError("Shared library import was interrupted.", e);
 158             return false;
 159         }
 160
 161         return true;
 162     }
 163
 164     public static void doImport(IProgressMonitor monitor, File modelFile, Session session, Resource target)
 165             throws Exception
 166     {
 167         SubMonitor mon = SubMonitor.convert(monitor);
 168         mon.beginTask("Loading shared library from disk", 1000);
 169
 170         FormatHandler<Object> handler1 = new FormatHandler<Object>() {
 171             @Override
 172             public Binding getBinding() {
 173                 return TransferableGraph1.BINDING;
 174             }
 175
 176             @Override
 177             public Object process(DataContainer container) throws Exception {
 178                 mon.worked(100);
 179                 mon.setTaskName("Importing shared library into database");
 180                 Variant draftStatus = container.metadata.get(DraftStatusBean.EXTENSION_KEY);
 181                 TransferableGraph1 tg = (TransferableGraph1) container.content.getValue();
 182                 MigrationUtils.importSharedOntology(mon.newChild(850, SubMonitor.SUPPRESS_NONE), session, tg, draftStatus == null);
 183                 return null;
 184             }
 185         };
 186
 187         Map<String, FormatHandler<Object>> handlers = new HashMap<>();
 188         handlers.put(Constants.SHARED_LIBRARY_FORMAT_V1, handler1);
 189
 190         DataContainers.readFile(modelFile, handlers);
 191
 192         mon.setTaskName("Postprocessing");
 193         mon.subTask("");
 194         mon.newChild(50).done();
 195     }
 196
 197 }