NavigableMap<URI, Bundle> stopBundles(Set<URI> bundles) {
NavigableMap<URI, Bundle> expect, update;
do {
expect = get();
update =
ImmutableSortedMap.<URI, Bundle>naturalOrder()
.putAll(Maps.filterKeys(expect, not(in(bundles))))
.build();
} while (!compareAndSet(expect, update));
List<URI> couldNotStop = new ArrayList<>();
NavigableMap<URI, Bundle> stopped = Maps.filterKeys(expect, in(bundles));
for (Map.Entry<URI, Bundle> e : stopped.entrySet()) {
URI bundleURI = e.getKey();
Bundle bundle = e.getValue();
try {
bundle.stop();
} catch (BundleException exc) {
LOG.error("Failed to stop bundle " + bundleURI, exc);
couldNotStop.add(bundleURI);
}
}
if (!couldNotStop.isEmpty()) {
throw new ModularException("Failed to stop bundles %s", couldNotStop);
}
return stopped;
}
private Bundle startBundle(URI bundleURI) {
NavigableMap<URI, Bundle> expect, update;
Bundle bundle = null;
do {
expect = get();
if (expect.containsKey(bundleURI)) break;
BundleContext ctx = m_framework.getBundleContext();
bundle = ctx.getBundle(bundleURI.toASCIIString());
if (bundle != null) {
try {
bundle.update();
} catch (BundleException e) {
String msg = e.getMessage();
throw loggedModularException(e, "Unable to update bundle %s. %s", bundleURI, msg);
} catch (Throwable t) {
throw loggedModularException(t, "Unable to update bundle %s", bundleURI);
}
} else {
try {
bundle = ctx.installBundle(bundleURI.toASCIIString());
} catch (BundleException e) {
String msg = e.getMessage();
throw loggedModularException(e, "Unable to install bundle %s. %s", bundleURI, msg);
} catch (Throwable t) {
throw loggedModularException(t, "Unable to instal bundle %s", bundleURI);
}
}
try {
bundle.start();
} catch (BundleException e) {
String msg = e.getMessage();
throw loggedModularException(e, "Unable to start bundle %s. %s", bundleURI, msg);
} catch (Throwable t) {
throw loggedModularException(t, "Unable to start bundle %s", bundleURI);
}
update =
ImmutableSortedMap.<URI, Bundle>naturalOrder()
.putAll(expect)
.put(bundleURI, bundle)
.build();
} while (!compareAndSet(expect, update));
return get().get(bundleURI);
}
Optional<Bundle> stopBundle(URI bundleURI) {
NavigableMap<URI, Bundle> expect, update;
do {
expect = get();
update =
ImmutableSortedMap.<URI, Bundle>naturalOrder()
.putAll(Maps.filterKeys(expect, not(equalTo(bundleURI))))
.build();
} while (expect.containsKey(bundleURI) && !compareAndSet(expect, update));
Bundle bundle = expect.get(bundleURI);
if (bundle != null) {
try {
bundle.stop();
} catch (BundleException e) {
throw loggedModularException(e, "Failed to stop bundle %s", bundleURI);
}
}
return Optional.ofNullable(bundle);
}
