Java Bundle.UNINSTALLED屬性代碼示例

@Override
public Enumeration<URL> findResources(String name) {
    //Netigso.start();
    Bundle b = bundle;
    if (b == null) {
        LOG.log(Level.WARNING, "Trying to load resource before initialization finished {0}", name);
        return Enumerations.empty();
    }
    Enumeration ret = null;
    try {
        if (b.getState() != Bundle.UNINSTALLED) {
            ret = b.getResources(name);
        }
    } catch (IOException ex) {
        Exceptions.printStackTrace(ex);
    }
    return ret == null ? Enumerations.<URL>empty() : NbCollections.checkedEnumerationByFilter(ret, URL.class, true);
}
 

private Bundle getOSGiBundle(String symbolicName, BundleContext bcontext) {

		ServiceReference<PackageAdmin> ref = bcontext.getServiceReference(PackageAdmin.class);
		PackageAdmin packageAdmin = bcontext.getService(ref);
		if (packageAdmin == null)
			return null;
		Bundle[] bundles = packageAdmin.getBundles(symbolicName, null);
		if (bundles == null)
			return null;
		//Return the first bundle that is not installed or uninstalled
		for (int i = 0; i < bundles.length; i++) {
			if ((bundles[i].getState() & (Bundle.INSTALLED | Bundle.UNINSTALLED)) == 0) {
				return bundles[i];
			}
		}
		return null;
	}
 

private Bundle getOSGiBundle(String symbolicName) {

		ServiceReference<PackageAdmin> ref = context.getBundleContext().getServiceReference(PackageAdmin.class);
		PackageAdmin packageAdmin = context.getBundleContext().getService(ref);
		if (packageAdmin == null)
			return null;
		Bundle[] bundles = packageAdmin.getBundles(symbolicName, null);
		if (bundles == null)
			return null;
		//Return the first bundle that is not installed or uninstalled
		for (int i = 0; i < bundles.length; i++) {
			if ((bundles[i].getState() & (Bundle.INSTALLED | Bundle.UNINSTALLED)) == 0) {
				return bundles[i];
			}
		}
		return null;
	}
 

public void testIsBundleResolved() throws Exception {
	OsgiBundleUtilsTest.state = Bundle.UNINSTALLED;
	assertFalse(OsgiBundleUtils.isBundleResolved(bundle));

	OsgiBundleUtilsTest.state = Bundle.INSTALLED;
	assertFalse(OsgiBundleUtils.isBundleResolved(bundle));

	OsgiBundleUtilsTest.state = Bundle.ACTIVE;
	assertTrue(OsgiBundleUtils.isBundleResolved(bundle));

	OsgiBundleUtilsTest.state = Bundle.RESOLVED;
	assertTrue(OsgiBundleUtils.isBundleResolved(bundle));
	
	OsgiBundleUtilsTest.state = Bundle.STOPPING;
	assertTrue(OsgiBundleUtils.isBundleResolved(bundle));

	OsgiBundleUtilsTest.state = Bundle.STARTING;
	assertTrue(OsgiBundleUtils.isBundleResolved(bundle));

}
 

private Bundle findBundle(String bsn) {
    Bundle found = null;
    for (Bundle bundle : this.bundleContext.getBundles()) {
        if (bsn.equals(bundle.getSymbolicName()) && bundle.getState() != Bundle.UNINSTALLED) {
            if (found != null && bundle.getBundleId() != found.getBundleId()) {
                throw new IllegalArgumentException("Ambiguous bundle symbolic name " + bsn);
            }
            found = bundle;
        }
    }
    return found;
}
 

protected void setUp() throws Exception {
	OsgiStringUtilsTest.state = Bundle.UNINSTALLED;
	bundle = new MockBundle() {

		public int getState() {
			return state;
		}
	};
}
 

protected void setUp() throws Exception {
	OsgiBundleUtilsTest.state = Bundle.UNINSTALLED;
	bundle = new MockBundle() {
		public int getState() {
			return state;
		}
	};
}
 

@Override
public EntityManagerFactory createEntityManagerFactory(Map<String, Object> props) {
	
	synchronized (this) {
		if (closed) {
			throw new IllegalStateException("The EntityManagerFactoryBuilder for " + 
					getPUName() + " is no longer valid");
		}
	}
	
	if (bundle.getState() == Bundle.UNINSTALLED || bundle.getState() == Bundle.INSTALLED
			|| bundle.getState() == Bundle.STOPPING) {
		// Not sure why but during the TCK tests updated sometimes was
		// called for uninstalled bundles
		throw new IllegalStateException("The EntityManagerFactoryBuilder for " + 
				getPUName() + " is no longer valid");
	}
	
	Map<String, Object> processedProperties = processProperties(props);
	
	synchronized (this) {
		if(processedProperties.equals(activeProps) && emf != null) {
			return emf;
		}
	}
	
	closeEMF();
	
	final EntityManagerFactory toUse = createAndPublishEMF(processedProperties);
	
	return (EntityManagerFactory) Proxy.newProxyInstance(getClass().getClassLoader(), 
			new Class<?>[] {EntityManagerFactory.class}, new InvocationHandler() {
				
				@Override
				public Object invoke(Object proxy, Method method, Object[] args) throws Throwable {
					if("close".equals(method.getName())) {
						// Close the registration as per the spec
						closeEMF();
						// Do not delegate as the closeEMF call already closes
						return null;
					}
					return method.invoke(toUse, args);
				}
			});
}
 

@Override
public List<Capability> findProviders(Requirement requirement) {
	List<Capability> resultCaps = new LinkedList<>();

	// Find from installed bundles
	Bundle[] bundles = this.bundleContext.getBundles();
	for (Bundle bundle : bundles) {
           if (bundle.getState() == Bundle.UNINSTALLED) {
               continue; // Skip UNINSTALLED bundles
           }

		BundleRevision revision = bundle.adapt(BundleRevision.class);
		List<Capability> bundleCaps = revision.getCapabilities(requirement.getNamespace());
		if (bundleCaps != null) {
               for (Capability bundleCap : bundleCaps) {
               	if (match(requirement, bundleCap, this.log)) {
                       resultCaps.add(bundleCap);
                   }
               }
           }
	}

	// Find from repositories
	for (Entry<URI, Repository> repoEntry : this.repositories.entrySet()) {
		Repository repository = repoEntry.getValue();
		Map<Requirement, Collection<Capability>> providers = repository.findProviders(Collections.singleton(requirement));
		if (providers != null) {
			Collection<Capability> repoCaps = providers.get(requirement);
			if (repoCaps != null) {
				resultCaps.addAll(repoCaps);

				for (Capability repoCap : repoCaps) {
					// Get the list of physical URIs for this resource.
					Resource resource = repoCap.getResource();
					// Keep track of which repositories own which resources.
					this.resourceRepositoryMap.putIfAbsent(resource, repository);

					// Resolve the Resource's URI relative to the Repository Index URI and save for later.
					URI repoIndexUri = repoEntry.getKey();
					URI resolvedUri = resolveResourceLocation(resource, repoIndexUri);
					if (resolvedUri != null) {
						// Cache the resolved URI into the resource URI map, which will be used after resolve.
						this.resourceLocationMap.put(resource, resolvedUri.toString());
					}
				}
			}
		}
	}
	return resultCaps;
}