org.argeo.cms/src/org/argeo/cms/internal/kernel/Kernel.java

   1 package org.argeo.cms.internal.kernel;
   2
   3 import javax.jcr.RepositoryFactory;
   4
   5 import org.apache.commons.logging.Log;
   6 import org.apache.commons.logging.LogFactory;
   7 import org.argeo.ArgeoException;
   8 import org.argeo.jackrabbit.OsgiJackrabbitRepositoryFactory;
   9 import org.argeo.security.core.InternalAuthentication;
  10 import org.eclipse.rap.rwt.application.ApplicationConfiguration;
  11 import org.osgi.framework.BundleContext;
  12 import org.osgi.framework.ServiceRegistration;
  13 import org.springframework.security.core.context.SecurityContextHolder;
  14
  15 /**
  16  * Argeo CMS Kernel. Responsible for :
  17  * <ul>
  18  * <li>security</li>
  19  * <li>provisioning</li>
  20  * <li>transaction</li>
  21  * <li>logging</li>
  22  * <li>local and remote file systems access</li>
  23  * <li>OS access</li>
  24  * </ul>
  25  */
  26 final class Kernel {
  27         private final static Log log = LogFactory.getLog(Kernel.class);
  28 //      private static final String PROP_WORKBENCH_AUTOSTART = "org.eclipse.rap.workbenchAutostart";
  29
  30         private final BundleContext bundleContext;
  31
  32         private JackrabbitNode node;
  33         private RepositoryFactory repositoryFactory;
  34         private NodeSecurity nodeSecurity;
  35         private NodeHttp nodeHttp;
  36
  37         private ServiceRegistration<ApplicationConfiguration> workbenchReg;
  38
  39         Kernel(BundleContext bundleContext) {
  40                 this.bundleContext = bundleContext;
  41         }
  42
  43         void init() {
  44                 long begin = System.currentTimeMillis();
  45                 InternalAuthentication initAuth = new InternalAuthentication(
  46                                 KernelConstants.DEFAULT_SECURITY_KEY);
  47                 SecurityContextHolder.getContext().setAuthentication(initAuth);
  48
  49                 try {
  50                         node = new JackrabbitNode(bundleContext);
  51                         repositoryFactory = new OsgiJackrabbitRepositoryFactory();
  52                         nodeSecurity = new NodeSecurity(bundleContext, node);
  53                         nodeHttp = new NodeHttp(bundleContext, node, nodeSecurity);
  54
  55                         // Publish services to OSGi
  56                         nodeSecurity.publish();
  57                         node.publish();
  58                         bundleContext.registerService(RepositoryFactory.class,
  59                                         repositoryFactory, null);
  60                         nodeHttp.publish();
  61
  62 //                      if ("false".equals(bundleContext
  63 //                                      .getProperty(PROP_WORKBENCH_AUTOSTART))) {
  64 //                              WorkbenchApplicationConfiguration wac = new WorkbenchApplicationConfiguration();
  65 //                              registerWorkbench(wac);
  66 //                      }
  67                 } catch (Exception e) {
  68                         log.error("Cannot initialize Argeo CMS", e);
  69                         throw new ArgeoException("Cannot initialize", e);
  70                 }
  71
  72                 long duration = System.currentTimeMillis() - begin;
  73                 log.info("## ARGEO CMS UP in " + (duration / 1000) + "."
  74                                 + (duration % 1000) + "s ##");
  75                 directorsCut();
  76         }
  77
  78         void destroy() {
  79                 long begin = System.currentTimeMillis();
  80
  81                 // OSGi
  82                 workbenchReg.unregister();
  83
  84                 nodeHttp = null;
  85                 nodeSecurity.destroy();
  86                 node.destroy();
  87
  88                 long duration = System.currentTimeMillis() - begin;
  89                 log.info("## ARGEO CMS DOWN in " + (duration / 1000) + "."
  90                                 + (duration % 1000) + "s ##");
  91         }
  92
  93 //      private void registerWorkbench(final WorkbenchApplicationConfiguration wac) {
  94 //              new Thread("Worbench Launcher") {
  95 //                      public void run() {
  96 //                              Hashtable<String, String> props = new Hashtable<String, String>();
  97 //                              props.put(ApplicationLauncher.PROPERTY_CONTEXT_NAME, "ui");
  98 //                              workbenchReg = bundleContext.registerService(
  99 //                                              ApplicationConfiguration.class, wac, props);
 100 //                      }
 101 //              }.start();
 102 //      }
 103
 104         private void directorsCut() {
 105                 final long ms = 128l + (long) (Math.random() * 128d);
 106                 log.info("Spend " + ms + "ms"
 107                                 + " reflecting on the progress brought to mankind"
 108                                 + " by Free Software...");
 109                 long beginNano = System.nanoTime();
 110                 try {
 111                         Thread.sleep(ms, 0);
 112                 } catch (InterruptedException e) {
 113                         // silent
 114                 }
 115                 long durationNano = System.nanoTime() - beginNano;
 116                 final double M = 1000d * 1000d;
 117                 double sleepAccuracy = ((double) durationNano) / (ms * M);
 118                 if (log.isDebugEnabled())
 119                         log.debug("Sleep accuracy: "
 120                                         + String.format("%.2f", sleepAccuracy * 100) + " %");
 121         }
 122
 123 }