private void installAndStartBundles(BundleContext context) throws BundleException {
m_framework.start();
StartLevel sl = getStartLevelService(context);
for (ProvisionOption bundle : m_bundles) {
Bundle b = null;
b = context.installBundle(bundle.getURL());
int startLevel = getStartLevel(bundle);
sl.setBundleStartLevel(b, startLevel);
b.start();
LOG.info("+ Install (start@" + startLevel + ") " + bundle);
}
LOG.info("++++ Jump to startlevel: " + Constants.START_LEVEL_TEST_BUNDLE);
sl.setStartLevel(Constants.START_LEVEL_TEST_BUNDLE);
// Work around for FELIX-2942
final CountDownLatch latch = new CountDownLatch(1);
context.addFrameworkListener(
new FrameworkListener() {
public void frameworkEvent(FrameworkEvent frameworkEvent) {
switch (frameworkEvent.getType()) {
case FrameworkEvent.STARTLEVEL_CHANGED:
latch.countDown();
}
}
});
try {
latch.await(m_timeout, TimeUnit.MILLISECONDS);
} catch (InterruptedException e) {
throw new RuntimeException(e);
}
}
@Test
public void testStartLevel() throws Exception {
assertNotNull("StartLevel injected", startLevel);
int initialStartLevel = startLevel.getInitialBundleStartLevel();
assertEquals("Initial bundle start level", 1, initialStartLevel);
assertEquals("Bundle RESOLVED", Bundle.RESOLVED, bundle.getState());
assertEquals("arq465-bundle", bundle.getSymbolicName());
int bundleStartLevel = startLevel.getBundleStartLevel(bundle);
assertEquals("Bundle start level", 3, bundleStartLevel);
try {
bundle.start(Bundle.START_TRANSIENT);
fail("Bundle cannot be started due to the Framework's current start level");
} catch (BundleException ex) {
// expected
}
assertEquals("Bundle RESOLVED", Bundle.RESOLVED, bundle.getState());
// The bundle should not be started
bundle.start();
assertEquals("Bundle RESOLVED", Bundle.RESOLVED, bundle.getState());
// Change the frameworkj start level and wait for the changed event
final CountDownLatch latch = new CountDownLatch(1);
context.addFrameworkListener(
new FrameworkListener() {
public void frameworkEvent(FrameworkEvent event) {
if (event.getType() == FrameworkEvent.STARTLEVEL_CHANGED) latch.countDown();
}
});
startLevel.setStartLevel(3);
latch.await(3, TimeUnit.SECONDS);
// The bundle should now be started
assertEquals("Bundle ACTIVE", Bundle.ACTIVE, bundle.getState());
bundle.stop();
assertEquals("Bundle RESOLVED", Bundle.RESOLVED, bundle.getState());
bundle.uninstall();
assertEquals("Bundle UNINSTALLED", Bundle.UNINSTALLED, bundle.getState());
}
/**
* Install all bundles contained in the specified crates from the given crate location.
*
* @param context The bundle context to use for interacting with OSGi.
* @param location The location containing the crates.
* @param crates The set of crates to activate.
* @return an ordered list of bundles whose 'start' flag is set to true in their containing crate
* @throws CrateException on read error.
*/
public static List<Bundle> installBundles(
BundleContext context, InstallLocation location, Crate... crates) throws CrateException {
Logger logger = Logger.getLogger(CrateStarterElf.class);
List<Crate> toLoad = expandDependencies(location, crates);
Map<String, Bundle> installed = new HashMap<String, Bundle>();
for (Bundle bundle : context.getBundles()) {
installed.put(bundle.getSymbolicName(), bundle);
}
// prevent osgi from trying to be installed.
installed.put("org.eclipse.osgi", null);
ServiceReference reference = context.getServiceReference(StartLevel.class.getName());
StartLevel start = (StartLevel) context.getService(reference);
List<Bundle> bundles = new ArrayList<Bundle>();
List<Bundle> toStart = new LinkedList<Bundle>();
for (Crate crate : toLoad) {
for (CrateBundle bundle : crate.getBundles()) {
if (installed.containsKey(bundle.getId())) {
if (bundle.isStart()) {
Bundle alreadyInstalledBundle = installed.get(bundle.getId());
if (alreadyInstalledBundle != null) {
int state = alreadyInstalledBundle.getState();
if (state != Bundle.ACTIVE && state != Bundle.STARTING) {
toStart.add(alreadyInstalledBundle);
}
}
}
continue;
}
installed.put(bundle.getId(), null);
// exclude fragments not applicable for the platform.
if (!location.isApplicable(bundle)) {
continue;
}
File file = getFileForBundle(location.getRoot(), bundle);
try {
Bundle b = context.installBundle("reference:file:" + file.toString());
bundles.add(b);
if (bundle.getStartLevel() > 0) {
start.setBundleStartLevel(b, bundle.getStartLevel());
}
if (bundle.isStart()) {
toStart.add(b);
}
logger.debug("Installed bundle: " + bundle.getId());
} catch (BundleException e) {
logger.warn("Error installing bundle: " + bundle.getId(), e);
}
}
}
context.ungetService(reference);
reference = context.getServiceReference(PackageAdmin.class.getName());
PackageAdmin packageAdmin = (PackageAdmin) context.getService(reference);
packageAdmin.resolveBundles(bundles.toArray(new Bundle[bundles.size()]));
context.ungetService(reference);
return toStart;
}
public void setBundleStartLevel(long bundleId, int startLevel) throws TestContainerException {
StartLevel sl = getStartLevelService(m_framework.getBundleContext());
sl.setBundleStartLevel(m_framework.getBundleContext().getBundle(bundleId), startLevel);
}
public void execute(String s, PrintStream out, PrintStream err) {
// Get start level service.
ServiceReference ref =
m_context.getServiceReference(org.osgi.service.startlevel.StartLevel.class.getName());
if (ref == null) {
out.println("StartLevel service is unavailable.");
return;
}
StartLevel sl = (StartLevel) m_context.getService(ref);
if (sl == null) {
out.println("StartLevel service is unavailable.");
return;
}
// Parse command line.
StringTokenizer st = new StringTokenizer(s, " ");
// Ignore the command name.
st.nextToken();
// If there is only one token, then assume it is
// a bundle ID for which we must retrieve the bundle
// level.
if (st.countTokens() == 1) {
// Get the bundle and display start level.
Bundle bundle = null;
String token = null;
try {
token = st.nextToken();
long id = Long.parseLong(token);
bundle = m_context.getBundle(id);
if (bundle != null) {
out.println("Bundle " + token + " is level " + sl.getBundleStartLevel(bundle));
} else {
err.println("Bundle ID " + token + " is invalid.");
}
} catch (NumberFormatException ex) {
err.println("Unable to parse integer '" + token + "'.");
} catch (Exception ex) {
err.println(ex.toString());
}
}
// If there is more than one token, assume the first
// token is the new start level and the remaining
// tokens are the bundle IDs whose start levels should
// be changed.
else if (st.countTokens() > 1) {
// Get the bundle.
Bundle bundle = null;
String token = null;
int startLevel = -1;
try {
token = st.nextToken();
startLevel = Integer.parseInt(token);
} catch (NumberFormatException ex) {
err.println("Unable to parse start level '" + token + "'.");
}
// Ignore invalid start levels.
if (startLevel > 0) {
// Set the start level for each specified bundle.
while (st.hasMoreTokens()) {
try {
token = st.nextToken();
long id = Long.parseLong(token);
bundle = m_context.getBundle(id);
if (bundle != null) {
sl.setBundleStartLevel(bundle, startLevel);
} else {
err.println("Bundle ID '" + token + "' is invalid.");
}
} catch (NumberFormatException ex) {
err.println("Unable to parse bundle ID '" + token + "'.");
} catch (Exception ex) {
err.println(ex.toString());
}
}
} else {
err.println("Invalid start level.");
}
} else {
err.println("Incorrect number of arguments.");
}
}