bundles/org.simantics.spreadsheet.common/src/org/simantics/spreadsheet/common/Activator.java

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