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

   1 package org.simantics.internal;\r
   2 \r
   3 import java.io.File;\r
   4 import java.io.UnsupportedEncodingException;\r
   5 import java.net.MalformedURLException;\r
   6 import java.net.URL;\r
   7 import java.net.URLDecoder;\r
   8 \r
   9 import org.eclipse.core.runtime.Plugin;\r
  10 import org.osgi.framework.BundleContext;\r
  11 import org.simantics.internal.startup.StartupRegistry;\r
  12 \r
  13 public class Activator extends Plugin {\r
  14 \r
  15         /**\r
  16          * Name of the log file. \r
  17          */\r
  18         public static String LOG_FILE_NAME = "simantics.log";\r
  19 \r
  20         public static final String PLUGIN_ID = "org.simantics";\r
  21 \r
  22         // The shared instance\r
  23         private static Activator plugin;\r
  24 \r
  25         private static BundleContext context;\r
  26 \r
  27         private StartupRegistry startupRegistry;\r
  28 \r
  29         static BundleContext getContext() {\r
  30                 return context;\r
  31         }\r
  32 \r
  33         /*\r
  34          * (non-Javadoc)\r
  35          * @see org.osgi.framework.BundleActivator#start(org.osgi.framework.BundleContext)\r
  36          */\r
  37         public void start(BundleContext bundleContext) throws Exception {\r
  38                 super.start(bundleContext);\r
  39                 Activator.context = bundleContext;\r
  40                 plugin = this;\r
  41 \r
  42                 String prop = System.getProperty("osgi.instance.area", null);\r
  43                 if (prop != null) {\r
  44                         try {\r
  45                                 URL url = new URL(prop);\r
  46                                 if ("file".equals(url .getProtocol())) {\r
  47                                         try {\r
  48                                                 File path = new File(URLDecoder.decode(url.getPath(), "UTF-8"));\r
  49                                                 if (!path.exists())\r
  50                                                         path.mkdirs();\r
  51                                                 if (path.exists() && path.canWrite()) {\r
  52                                                         File logFile = new File(path, LOG_FILE_NAME);\r
  53                                                         if (!logFile.exists() || (logFile.isFile() && logFile.canWrite()))\r
  54                                                                 LOG_FILE_NAME = logFile.getAbsolutePath();\r
  55 \r
  56                                                 }\r
  57                                         } catch (UnsupportedEncodingException e) {\r
  58                                                 // Should never happen since UTF-8 is always supported.\r
  59                                         }\r
  60                                 }\r
  61                         } catch (MalformedURLException e) {\r
  62                                 // Ignore.\r
  63                         }\r
  64                 }               \r
  65 \r
  66                 startupRegistry = new StartupRegistry();\r
  67         }\r
  68 \r
  69         /*\r
  70          * (non-Javadoc)\r
  71          * @see org.osgi.framework.BundleActivator#stop(org.osgi.framework.BundleContext)\r
  72          */\r
  73         public void stop(BundleContext bundleContext) throws Exception {\r
  74                 Activator.context = null;\r
  75                 plugin = null;\r
  76                 super.stop(bundleContext);\r
  77         }\r
  78 \r
  79         /**\r
  80          * @return the context of this bundle.\r
  81          */\r
  82         public static BundleContext getBundleContext() {\r
  83                 return context;\r
  84         }\r
  85 \r
  86         /**\r
  87          * Returns the shared instance\r
  88          *\r
  89          * @return the shared instance\r
  90          */\r
  91         public static Activator getDefault() {\r
  92                 return plugin;\r
  93         }\r
  94 \r
  95         /**\r
  96          * @return\r
  97          */\r
  98         public StartupRegistry getStartupRegistry() {\r
  99                 return startupRegistry;\r
 100         }\r
 101 \r
 102 }\r