Improve OSGi boot

[lgpl/argeo-commons.git] / osgi / runtime / org.argeo.osgi.boot / src / main / java / org / argeo / slc / osgiboot / OsgiBoot.java

diff --git a/osgi/runtime/org.argeo.osgi.boot/src/main/java/org/argeo/slc/osgiboot/OsgiBoot.java b/osgi/runtime/org.argeo.osgi.boot/src/main/java/org/argeo/slc/osgiboot/OsgiBoot.java
index e8c9754c11ffea8ea7944b06981a7e1e1700ec7c..d54fa88993e031f7f146e392454a46dcc9622dc3 100644 (file)
--- a/osgi/runtime/org.argeo.osgi.boot/src/main/java/org/argeo/slc/osgiboot/OsgiBoot.java
+++ b/osgi/runtime/org.argeo.osgi.boot/src/main/java/org/argeo/slc/osgiboot/OsgiBoot.java
@@ -20,8 +20,13 @@ import org.osgi.framework.Bundle;
 import org.osgi.framework.BundleContext;
 import org.osgi.framework.BundleException;
 import org.osgi.framework.Constants;
+import org.osgi.framework.ServiceReference;
+import org.osgi.service.packageadmin.PackageAdmin;
 
 public class OsgiBoot {
+       public final static String SYMBOLIC_NAME_OSGI_BOOT = "org.argeo.osgi.boot";
+       public final static String SYMBOLIC_NAME_EQUINOX = "org.eclipse.osgi";
+
        public final static String PROP_ARGEO_OSGI_DATA_DIR = "argeo.osgi.data.dir";
 
        public final static String PROP_ARGEO_OSGI_START = "argeo.osgi.start";
@@ -101,7 +106,6 @@ public class OsgiBoot {
                }
 
                System.setProperty(PROP_ARGEO_OSGI_DATA_DIR, dataDir.getAbsolutePath());
-               info(PROP_ARGEO_OSGI_DATA_DIR + "=" + dataDir.getAbsolutePath());
        }
 
        public static String removeFilePrefix(String url) {
@@ -114,12 +118,18 @@ public class OsgiBoot {
        }
 
        public void bootstrap() {
-               info("SLC OSGi bootstrap starting...");
+               System.out.println();
+               info("OSGi bootstrap starting...");
+               info("Writable data directory : "
+                               + System.getProperty(PROP_ARGEO_OSGI_DATA_DIR)
+                               + " (set as system property " + PROP_ARGEO_OSGI_DATA_DIR + ")");
                installUrls(getBundlesUrls());
                installUrls(getLocationsUrls());
                installUrls(getModulesUrls());
+               checkUnresolved();
                startBundles();
-               info("SLC OSGi bootstrap completed");
+               info("OSGi bootstrap completed");
+               System.out.println();
        }
 
        public void installUrls(List urls) {
@@ -140,8 +150,17 @@ public class OsgiBoot {
                                                                + " from " + url);
                                }
                        } catch (BundleException e) {
-                               warn("Could not install bundle from " + url + ": "
-                                               + e.getMessage());
+                               String message = e.getMessage();
+                               if ((message.contains("Bundle \"" + SYMBOLIC_NAME_OSGI_BOOT
+                                               + "\"") || message.contains("Bundle \""
+                                               + SYMBOLIC_NAME_EQUINOX + "\""))
+                                               && message.contains("has already been installed")) {
+                                       // silent, in order to avoid warnings: we know that both
+                                       // have already been installed...
+                               } else {
+                                       warn("Could not install bundle from " + url + ": "
+                                                       + message);
+                               }
                                if (debug)
                                        e.printStackTrace();
                        }
@@ -247,6 +266,28 @@ public class OsgiBoot {
                                        + " not started because it was not found.");
        }
 
+       protected void checkUnresolved() {
+               // Refresh
+               ServiceReference packageAdminRef = bundleContext
+                               .getServiceReference(PackageAdmin.class.getName());
+               PackageAdmin packageAdmin = (PackageAdmin) bundleContext
+                               .getService(packageAdminRef);
+               packageAdmin.resolveBundles(null);
+
+               Bundle[] bundles = bundleContext.getBundles();
+               List /* Bundle */unresolvedBundles = new ArrayList();
+               for (int i = 0; i < bundles.length; i++) {
+                       int bundleState = bundles[i].getState();
+                       if (!(bundleState == Bundle.ACTIVE
+                                       || bundleState == Bundle.RESOLVED || bundleState == Bundle.STARTING))
+                               unresolvedBundles.add(bundles[i]);
+               }
+
+               if (unresolvedBundles.size() != 0) {
+                       warn("Unresolved bundles " + unresolvedBundles);
+               }
+       }
+
        protected void waitForBundleResolvedOrActive(long startBegin, Bundle bundle)
                        throws Exception {
                int originalState = bundle.getState();
@@ -590,16 +631,16 @@ public class OsgiBoot {
        }
 
        protected static void info(Object obj) {
-               System.out.println("#OSGiBOOT# " + obj);
+               System.out.println("# OSGiBOOT      # " + obj);
        }
 
        protected void debug(Object obj) {
                if (debug)
-                       System.out.println("#OSGiBOOT DEBUG# " + obj);
+                       System.out.println("# OSGiBOOT DBG  # " + obj);
        }
 
        protected void warn(Object obj) {
-               System.out.println("# WARN " + obj);
+               System.out.println("# OSGiBOOT WARN # " + obj);
                // Because of a weird bug under Windows when starting it in a forked VM
                // if (System.getProperty("os.name").contains("Windows"))
                // System.out.println("# WARN " + obj);