bundles/org.simantics.fileimport/src/org/simantics/fileimport/Activator.java

   1 package org.simantics.fileimport;
   2
   3 import java.io.IOException;
   4 import java.nio.file.Files;
   5 import java.nio.file.Path;
   6 import java.nio.file.Paths;
   7
   8 import org.eclipse.core.runtime.IPath;
   9 import org.eclipse.core.runtime.Platform;
  10 import org.osgi.framework.BundleActivator;
  11 import org.osgi.framework.BundleContext;
  12 import org.simantics.fileimport.dropins.FileImportDropins;
  13
  14 public class Activator implements BundleActivator {
  15
  16     private static BundleContext context;
  17
  18     private static Path modelsFolder = null;
  19         private static Path dropinsFolder = null;
  20
  21         static BundleContext getContext() {
  22                 return context;
  23         }
  24
  25         /*
  26          * (non-Javadoc)
  27          * @see org.osgi.framework.BundleActivator#start(org.osgi.framework.BundleContext)
  28          */
  29         public void start(BundleContext bundleContext) throws Exception {
  30                 Activator.context = bundleContext;
  31         }
  32
  33         /*
  34          * (non-Javadoc)
  35          * @see org.osgi.framework.BundleActivator#stop(org.osgi.framework.BundleContext)
  36          */
  37         public void stop(BundleContext bundleContext) throws Exception {
  38                 Activator.context = null;
  39                 FileImportDropins.unwatchDropinsFolder();
  40         }
  41
  42         public static Path getDropinsFolder() throws IOException {
  43             if (dropinsFolder == null) {
  44                 IPath state = Platform.getStateLocation(context.getBundle());
  45                 dropinsFolder = Paths.get(state.append("dropins").toOSString());
  46                 if (!Files.exists(dropinsFolder))
  47                     Files.createDirectories(dropinsFolder);
  48             }
  49             return dropinsFolder;
  50         }
  51
  52     public static Path getModelsFolder() throws IOException {
  53         if (modelsFolder == null) {
  54             IPath state = Platform.getStateLocation(context.getBundle());
  55             modelsFolder = Paths.get(state.append("models").toOSString());
  56             if (!Files.exists(modelsFolder))
  57                 Files.createDirectories(modelsFolder);
  58         }
  59         return modelsFolder;
  60     }
  61
  62 }