Java Code Examples for org.osgi.framework.launch.Framework#start()

public static Framework newFrameworkStarted(String felixCacheDir, boolean clean, Map<?,?> extraStartupConfig) {
    Map<Object,Object> cfg = MutableMap.copyOf(extraStartupConfig);
    if (clean) cfg.put(Constants.FRAMEWORK_STORAGE_CLEAN, "onFirstInit");
    if (felixCacheDir!=null) cfg.put(Constants.FRAMEWORK_STORAGE, felixCacheDir);
    cfg.put(Constants.FRAMEWORK_BSNVERSION, Constants.FRAMEWORK_BSNVERSION_MULTIPLE);
    FrameworkFactory factory = newFrameworkFactory();

    Stopwatch timer = Stopwatch.createStarted();
    Framework framework = factory.newFramework(cfg);
    try {
        framework.init();
        installBootBundles(framework);
        framework.start();
    } catch (Exception e) {
        // framework bundle start exceptions are not interesting to caller...
        throw Exceptions.propagate(e);
    }
    LOG.debug("System bundles are: "+SYSTEM_BUNDLES);
    LOG.debug("OSGi framework started in " + Duration.of(timer));
    return framework;
}
 

@Test
public void test2InstallBundle() throws Exception
{
    Framework fw = getFramework();
    fw.start();
    
    // install bundle w/o dependency
    Bundle newBundle = installBundle(fw, getClass().getResource("/test-nodep.jar").toString(), "org.sensorhub.test");
            
    // attempt to start it
    newBundle.start();
    assertEquals("Bundle should be in ACTIVE state", Bundle.ACTIVE, newBundle.getState());
    
    fw.stop();
    fw.waitForStop(0);
}
 

@Test
public void test3BundleDependencies() throws Exception
{
    Framework fw = getFramework();
    fw.start();
    
    assertEquals("Wrong number of loaded bundles", 1, fw.getBundleContext().getBundles().length);
    
    // install 1st bundle
    installBundle(fw, getClass().getResource("/test-nodep.jar").toString(), "org.sensorhub.test");
    
    // install 2nd bundle
    Bundle bundle2 = installBundle(fw, getClass().getResource("/test-withdep.jar").toString(), "org.sensorhub.test2");
    
    bundle2.start();
    assertEquals("Bundle " + bundle2.getSymbolicName() + " should be in ACTIVE state", Bundle.ACTIVE, bundle2.getState());
    
    fw.stop();
    fw.waitForStop(0);
}
 

/**
 * Initializes and start framework. Framework will try to resolve all the bundles if their requirements
 * can be satisfied.
 *
 * @param framework osgiFramework
 * @throws BundleException
 */
private void initAndStartOSGiFramework(Framework framework) throws BundleException {
    if (logger.isLoggable(Level.FINE)) {
        logger.log(Level.FINE, "Initializing the OSGi framework.");
    }

    framework.init();

    // Starts the framework.
    if (logger.isLoggable(Level.FINE)) {
        logger.log(Level.FINE, "Starting the OSGi framework.");
    }

    framework.start();

    if (logger.isLoggable(Level.FINE)) {
        logger.log(Level.FINE, "Started the OSGi framework.");
    }
}
 

@Test
public void initFrameWorkAndThenCreateTheUrl() throws Exception {
    Framework framework;
    for (FrameworkFactory ff : ServiceLoader.load(FrameworkFactory.class)) {
        Map<String, String> config = new HashMap<String, String>();
        framework = ff.newFramework(config);
        framework.init();
        framework.start();
        break;
    }

    URL test = new URL("jrt://java.compiler/");
    assertEquals("jrt", test.getProtocol());
}
 

/** Start framework with given settings. */
public void startFramework(final Map<String, String> launchArgs)
		throws Exception {
	Framework frameworkToStart = new Factory().newFramework(launchArgs);
	frameworkToStart.init();
	frameworkToStart.start();
	useFramework(frameworkToStart);
}
 

/**
 * Create a new framework, initialize and start it. If the init
 * parameter is true, or if there is no stored framework state, bundle
 * Jar file data will be read from the "jars" folder of the provided
 * AssetManager. If the init parameter is false and there is a stored
 * framework state, the framework will be started and its state will
 * be the stored state.
 * 
 * @param localStorage Path to application's storage location in the
 *        file system, framework state will be stored here
 * @param init If true, any stored framework state is ignored.
 * @param am AssetManager for the application, will be used to read
 *        bundle Jar file data when the framework is started without
 *        using a stored state.
 * @return a framework instance or null if the framework could not be
 *         started or initialized.
 * @throws IOException if there was a problem reading bundle Jar file
 *         data or framework/system properties using the AssestManager.
 */
public static Framework newFramework(String localStorage,
                                     boolean init,
                                     AssetManager am)
    throws IOException
{
  config = getConfiguration(am);
  String fwDir = localStorage + File.separator + FWDIR;
  config.put(Constants.FRAMEWORK_STORAGE, fwDir);

  boolean doInit = init || !new File(fwDir).exists();
  
  if (doInit) {
    config.put(Constants.FRAMEWORK_STORAGE_CLEAN,
               Constants.FRAMEWORK_STORAGE_CLEAN_ONFIRSTINIT);
  }

  Framework fw = new Main().getFrameworkFactory().newFramework(config);
  try {
    fw.init();
    int runlevel;
    if (doInit) {
      runlevel = scanBundles(fw, am);
      saveRunlevel(runlevel, fwDir);
    } else {
      runlevel = loadRunlevel(fwDir);
    }
    fw.start();
    // set target start level for framework start-up
    final FrameworkStartLevel fsl = fw.adapt(FrameworkStartLevel.class);
    if (fsl!=null) {
      fsl.setStartLevel(runlevel);
    }      
  } catch (BundleException be) {
    Log.e(KfApk.class.getName(), "Failed to init/start framework", be);
    return null;
  }
  
  return fw;
}
 

@Test
public void test1StartStopFramework() throws Exception
{
    Framework fw = getFramework();
    fw.start();
    Thread.sleep(500);
    fw.stop();
    fw.waitForStop(0);
}
 

@Test
public void testOSGIBundle () throws BundleException
{
  LSInput aRes;

  // Initializing Apache Felix as OSGI container is required to get the
  // "bundle" URL protocol installed correctly
  // Otherwise the first call would end up as a "file" resource ;-)
  final Framework aOSGI = new FrameworkFactory ().newFramework (new HashMap <String, String> ());
  aOSGI.start ();
  try
  {
    // Bundle 0 is the org.apache.felix.framework bundle
    final Bundle b = aOSGI.getBundleContext ().getBundle (0);
    assertNotNull (b);
    assertEquals (Bundle.ACTIVE, b.getState ());

    // No leading slash is important as the ClassLoader is used!
    assertNotNull (b.getResource ("org/apache/felix/framework/util/Util.class"));

    final LSResourceResolver aRR = new SimpleLSResourceResolver ();

    // No class loader
    aRes = aRR.resolveResource (XMLConstants.W3C_XML_SCHEMA_NS_URI,
                                null,
                                null,
                                "../Felix.class",
                                "bundle://0.0:1/org/apache/felix/framework/util/Util.class");
    assertTrue (aRes instanceof ResourceLSInput);
    final IHasInputStream aISP = ((ResourceLSInput) aRes).getInputStreamProvider ();
    assertTrue (aISP instanceof URLResource);
    // Path maybe a "jar:file:" resource
    assertTrue (((URLResource) aISP).getPath ().endsWith ("org/apache/felix/framework/Felix.class"));
  }
  finally
  {
    aOSGI.stop ();
  }
}