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

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