public static BundleContext createBundleContext()

in components/camel-blueprint-main/src/main/java/org/apache/camel/blueprint/CamelBlueprintHelper.java [136:196]
44 lines of code
11 McCabe index (conditional complexity)

    public static BundleContext createBundleContext(String name, String bundleFilter,
                                                    TinyBundle bundle, TinyBundle configAdminInitBundle,
                                                    ClassLoader loader) throws Exception {
        // ensure felix-connect stores bundles in an unique target directory
        String uid = "" + System.currentTimeMillis();
        String tempDir = "target/bundles/" + uid;
        System.setProperty("org.osgi.framework.storage", tempDir);
        createDirectory(tempDir);

        // use another directory for the jar of the bundle as it cannot be in the same directory
        // as it has a file lock during running the tests which will cause the temp dir to not be
        // fully deleted between tests
        createDirectory("target/test-bundles");

        List<BundleDescriptor> bundles = new LinkedList<>();

        if (configAdminInitBundle != null) {
            String jarName = "configAdminInitBundle-" + uid + ".jar";
            bundles.add(getBundleDescriptor("target/test-bundles/" + jarName, configAdminInitBundle));
        }

        if (bundle != null) {
            String jarName = name.toLowerCase(Locale.ENGLISH) + "-" + uid + ".jar";
            bundles.add(getBundleDescriptor("target/test-bundles/" + jarName, bundle));
        }

        List<BundleDescriptor> bundleDescriptors = getBundleDescriptors(bundleFilter, loader);
        // let's put configadmin before blueprint.core
        int idx1 = -1;
        int idx2 = -1;
        for (int i = 0; i < bundleDescriptors.size(); i++) {
            BundleDescriptor bd = bundleDescriptors.get(i);
            if ("org.apache.felix.configadmin".equals(bd.getHeaders().get("Bundle-SymbolicName"))) {
                idx1 = i;
            }
            if ("org.apache.aries.blueprint.core".equals(bd.getHeaders().get("Bundle-SymbolicName"))) {
                idx2 = i;
            }
        }
        if (idx1 >= 0 && idx2 >= 0 && idx1 > idx2) {
            bundleDescriptors.add(idx2, bundleDescriptors.remove(idx1));
        }

        // get the bundles
        bundles.addAll(bundleDescriptors);

        if (LOG.isDebugEnabled()) {
            for (int i = 0; i < bundles.size(); i++) {
                BundleDescriptor desc = bundles.get(i);
                LOG.debug("Bundle #{} -> {}", i, desc);
            }
        }

        // setup felix-connect to use our bundles
        Map<String, Object> config = new HashMap<>();
        config.put(PojoServiceRegistryFactory.BUNDLE_DESCRIPTORS, bundles);

        // create pojorsr osgi service registry
        PojoServiceRegistry reg = new PojoServiceRegistryFactoryImpl().newPojoServiceRegistry(config);
        return reg.getBundleContext();
    }