org.argeo.init/src/org/argeo/init/osgi/InitActivator.java

   1 package org.argeo.init.osgi;
   2
   3 import java.lang.System.Logger;
   4 import java.lang.System.Logger.Level;
   5 import java.util.Objects;
   6
   7 import org.argeo.api.init.RuntimeManager;
   8 import org.argeo.init.ServiceMain;
   9 import org.argeo.init.logging.ThinLoggerFinder;
  10 import org.osgi.framework.BundleActivator;
  11 import org.osgi.framework.BundleContext;
  12
  13 /**
  14  * An OSGi configurator. See
  15  * <a href="http://wiki.eclipse.org/Configurator">http:
  16  * //wiki.eclipse.org/Configurator</a>
  17  */
  18 public class InitActivator implements BundleActivator {
  19         static {
  20                 // must be called first
  21                 ThinLoggerFinder.lazyInit();
  22         }
  23         private final static Logger logger = System.getLogger(InitActivator.class.getName());
  24
  25         private Long checkpoint = null;
  26
  27         private boolean argeoInit = false;
  28         /** Not null if we created it ourselves. */
  29         private OsgiRuntimeContext runtimeContext;
  30
  31         private static OsgiRuntimeManager runtimeManager;
  32
  33         public void start(final BundleContext bundleContext) throws Exception {
  34                 // The OSGi runtime was created by us, and therefore already initialized
  35                 argeoInit = Boolean.parseBoolean(bundleContext.getProperty(ServiceMain.PROP_ARGEO_INIT_MAIN));
  36                 if (!argeoInit) {
  37                         if (runtimeContext == null) {
  38                                 runtimeContext = new OsgiRuntimeContext(bundleContext);
  39                                 logger.log(Level.DEBUG, () -> "Argeo init via OSGi activator");
  40                         }
  41
  42                         // admin thread
  43 //              Thread adminThread = new AdminThread(bundleContext);
  44 //              adminThread.start();
  45
  46                         // bootstrap
  47 //              OsgiBoot osgiBoot = new OsgiBoot(bundleContext);
  48                         if (checkpoint == null) {
  49 //                      osgiBoot.bootstrap();
  50                                 checkpoint = System.currentTimeMillis();
  51                         } else {
  52                                 runtimeContext.update();
  53                                 checkpoint = System.currentTimeMillis();
  54                         }
  55                 }
  56
  57                 if (runtimeManager != null)
  58                         throw new IllegalArgumentException("Runtime manager is already set");
  59                 runtimeManager = new OsgiRuntimeManager(bundleContext);
  60         }
  61
  62         public void stop(BundleContext context) throws Exception {
  63                 if (!argeoInit) {
  64                         Objects.nonNull(runtimeContext);
  65                         runtimeContext.stop(context);
  66                         runtimeContext = null;
  67                 }
  68                 runtimeManager = null;
  69         }
  70
  71         public static RuntimeManager getRuntimeManager() {
  72                 return runtimeManager;
  73         }
  74
  75 }