bundles/org.simantics.db.common/src/org/simantics/db/common/internal/Activator.java

   1 package org.simantics.db.common.internal;
   2
   3 import java.io.File;
   4 import java.io.UnsupportedEncodingException;
   5 import java.net.MalformedURLException;
   6 import java.net.URL;
   7 import java.net.URLDecoder;
   8
   9 import org.osgi.framework.BundleActivator;
  10 import org.osgi.framework.BundleContext;
  11 import org.simantics.db.common.internal.config.InternalClientConfig;
  12
  13 /**
  14  * @author Tuukka Lehtonen
  15  *
  16  */
  17 public class Activator implements BundleActivator {
  18
  19         // The plug-in ID
  20         public static final String BUNDLE_ID = "org.simantics.db.common"; //$NON-NLS-1$
  21
  22         // The shared instance
  23         private static Activator plugin;
  24
  25         /**
  26          * The constructor
  27          */
  28         public Activator() {
  29         }
  30
  31         /*
  32          * (non-Javadoc)
  33          * @see org.eclipse.ui.plugin.AbstractUIPlugin#start(org.osgi.framework.BundleContext)
  34          */
  35         @Override
  36         public void start(BundleContext context) throws Exception {
  37                 plugin = this;
  38
  39                 String prop = System.getProperty("osgi.instance.area", null);
  40                 if (prop != null) {
  41                         try {
  42                                 URL url = new URL(prop);
  43                                 if ("file".equals(url .getProtocol())) {
  44                                         try {
  45                                                 File path = new File(URLDecoder.decode(url.getPath(), "UTF-8"));
  46                                                 if (!path.exists())
  47                                                         path.mkdirs();
  48                                                 if (path.exists() && path.canWrite()) {
  49                                                         File logFile = new File(path, InternalClientConfig.DB_CLIENT_LOG_FILE_NAME);
  50                                                         if (!logFile.exists() || (logFile.isFile() && logFile.canWrite()))
  51                                                                 InternalClientConfig.DB_CLIENT_LOG_FILE = logFile.getAbsolutePath();
  52
  53                                                         File tempDir = new File(path, InternalClientConfig.DB_CLIENT_TEMP_DIR_NAME);
  54                                                         if (!tempDir.exists() || (tempDir.isDirectory() && tempDir.canWrite()))
  55                                                                 InternalClientConfig.DB_CLIENT_TEMP_DIR = tempDir;
  56                                                 }
  57                                         } catch (UnsupportedEncodingException e) {
  58                                                 // Should never happen since UTF-8 is always supported.
  59                                         }
  60                                 }
  61                         } catch (MalformedURLException e) {
  62                                 // Ignore.
  63                         }
  64                 }
  65         }
  66
  67         /*
  68          * (non-Javadoc)
  69          * @see org.eclipse.ui.plugin.AbstractUIPlugin#stop(org.osgi.framework.BundleContext)
  70          */
  71         @Override
  72         public void stop(BundleContext context) throws Exception {
  73                 plugin = null;
  74         }
  75
  76         /**
  77          * Returns the shared instance
  78          *
  79          * @return the shared instance
  80          */
  81         public static Activator getDefault() {
  82                 return plugin;
  83         }
  84
  85 }