Examples with BundleWire org.osgi.framework.wiring.BundleWire used on opensource projects

Example 16 with BundleWire

use of org.osgi.framework.wiring.BundleWire in project karaf by apache.

the class BundleInfoImpl method getFragments.

private void getFragments(BundleRevision revision) {
    List<BundleWire> wires = revision.getWiring().getProvidedWires(BundleRevision.HOST_NAMESPACE);
    if (wires != null) {
        for (BundleWire w : wires) {
            Bundle b = w.getRequirerWiring().getBundle();
            this.fragments.add(b);
        }
    }
}

Example 17 with BundleWire

use of org.osgi.framework.wiring.BundleWire in project karaf by apache.

the class BundleWiresTest method packageWire.

private BundleWire packageWire(String packageFilter, BundleCapability bundleRef) {
    BundleWire wire = c.createMock(BundleWire.class);
    BundleRequirement req = packageRequirement(packageFilter);
    expect(wire.getRequirement()).andReturn(req);
    expect(wire.getCapability()).andReturn(bundleRef);
    return wire;
}

Example 18 with BundleWire

use of org.osgi.framework.wiring.BundleWire in project karaf by apache.

the class Deployer method computeBundlesToRefresh.

private static void computeBundlesToRefresh(Map<Bundle, String> toRefresh, Collection<Bundle> bundles, Map<Resource, Bundle> resources, Map<Resource, List<Wire>> resolution) {
    // Compute the new list of fragments
    Map<Bundle, Set<Resource>> newFragments = new HashMap<>();
    for (Bundle bundle : bundles) {
        newFragments.put(bundle, new HashSet<>());
    }
    if (resolution != null) {
        for (Resource res : resolution.keySet()) {
            for (Wire wire : resolution.get(res)) {
                if (HOST_NAMESPACE.equals(wire.getCapability().getNamespace())) {
                    Bundle bundle;
                    if (wire.getProvider() instanceof BundleRevision) {
                        bundle = ((BundleRevision) wire.getProvider()).getBundle();
                    } else {
                        bundle = resources.get(wire.getProvider());
                    }
                    if (bundle != null) {
                        Bundle b = resources.get(wire.getRequirer());
                        Resource r = b != null ? b.adapt(BundleRevision.class) : wire.getRequirer();
                        newFragments.get(bundle).add(r);
                    }
                }
            }
        }
    }
    // Main loop
    int size;
    Map<Bundle, Resource> bndToRes = new HashMap<>();
    for (Map.Entry<Resource, Bundle> entry : resources.entrySet()) {
        bndToRes.put(entry.getValue(), entry.getKey());
    }
    do {
        size = toRefresh.size();
        main: for (Bundle bundle : bundles) {
            Resource resource = bndToRes.get(bundle);
            // This bundle is not managed
            if (resource == null) {
                resource = bundle.adapt(BundleRevision.class);
            }
            // Continue if we already know about this bundle
            if (toRefresh.containsKey(bundle)) {
                continue;
            }
            // Ignore non resolved bundle
            BundleWiring wiring = bundle.adapt(BundleWiring.class);
            if (wiring == null) {
                continue;
            }
            // Ignore bundles that won't be wired
            List<Wire> newWires = resolution != null ? resolution.get(resource) : null;
            if (newWires == null) {
                continue;
            }
            // Check if this bundle is a host and its fragments changed
            Set<Resource> oldFragments = new HashSet<>();
            for (BundleWire wire : wiring.getProvidedWires(null)) {
                if (HOST_NAMESPACE.equals(wire.getCapability().getNamespace())) {
                    oldFragments.add(wire.getRequirer());
                }
            }
            if (!oldFragments.containsAll(newFragments.get(bundle))) {
                toRefresh.put(bundle, "Attached fragments changed: " + new ArrayList<>(newFragments.get(bundle)));
                break;
            }
            // Compare the old and new resolutions
            Set<Resource> wiredBundles = new HashSet<>();
            for (BundleWire wire : wiring.getRequiredWires(null)) {
                BundleRevision rev = wire.getProvider();
                Bundle provider = rev.getBundle();
                if (toRefresh.containsKey(provider)) {
                    // The bundle is wired to a bundle being refreshed,
                    // so we need to refresh it too
                    toRefresh.put(bundle, "Wired to " + provider.getSymbolicName() + "/" + provider.getVersion() + " which is being refreshed");
                    continue main;
                }
                Resource res = bndToRes.get(provider);
                wiredBundles.add(res != null ? res : rev);
            }
            Map<Resource, Requirement> wiredResources = new HashMap<>();
            for (Wire wire : newWires) {
                // Handle only packages, hosts, and required bundles
                String namespace = wire.getRequirement().getNamespace();
                if (!namespace.equals(BundleNamespace.BUNDLE_NAMESPACE) && !namespace.equals(PackageNamespace.PACKAGE_NAMESPACE) && !namespace.equals(HostNamespace.HOST_NAMESPACE)) {
                    continue;
                }
                // Ignore non-resolution time requirements
                String effective = wire.getRequirement().getDirectives().get(Namespace.CAPABILITY_EFFECTIVE_DIRECTIVE);
                if (effective != null && !Namespace.EFFECTIVE_RESOLVE.equals(effective)) {
                    continue;
                }
                // Ignore non bundle resources
                if (!isBundle(wire.getProvider())) {
                    continue;
                }
                if (!wiredResources.containsKey(wire.getProvider())) {
                    wiredResources.put(wire.getProvider(), wire.getRequirement());
                }
            }
            if (!wiredBundles.containsAll(wiredResources.keySet())) {
                Map<Resource, Requirement> newResources = new HashMap<>(wiredResources);
                newResources.keySet().removeAll(wiredBundles);
                StringBuilder sb = new StringBuilder();
                sb.append("Should be wired to: ");
                boolean first = true;
                for (Map.Entry<Resource, Requirement> entry : newResources.entrySet()) {
                    if (!first) {
                        sb.append(", ");
                    } else {
                        first = false;
                    }
                    Resource res = entry.getKey();
                    Requirement req = entry.getValue();
                    sb.append(getSymbolicName(res)).append("/").append(getVersion(res));
                    sb.append(" (through ");
                    sb.append(req);
                    sb.append(")");
                }
                toRefresh.put(bundle, sb.toString());
            }
        }
    } while (toRefresh.size() > size);
}

Example 19 with BundleWire

use of org.osgi.framework.wiring.BundleWire in project camel by apache.

the class Activator method extenderCapabilityWired.

private boolean extenderCapabilityWired(Bundle bundle) {
    BundleWiring wiring = bundle.adapt(BundleWiring.class);
    if (wiring == null) {
        return true;
    }
    List<BundleWire> requiredWires = wiring.getRequiredWires(EXTENDER_NAMESPACE);
    for (BundleWire requiredWire : requiredWires) {
        if (CAMEL_EXTENDER.equals(requiredWire.getCapability().getAttributes().get(EXTENDER_NAMESPACE))) {
            if (this.bundleId == requiredWire.getProviderWiring().getBundle().getBundleId()) {
                LOG.debug("Camel extender requirement of bundle {} correctly wired to this implementation", bundle.getBundleId());
                return true;
            } else {
                LOG.info("Not processing bundle {} as it requires a camel extender but is not wired to the this implementation", bundle.getBundleId());
                return false;
            }
        }
    }
    return true;
}

Example 20 with BundleWire

use of org.osgi.framework.wiring.BundleWire in project gfm_viewer by satyagraha.

the class BundleInformation method showSWTBotDependencies.

public static void showSWTBotDependencies() {
    log("commencing showSWTBotDependencies");
    Bundle bundle = FrameworkUtil.getBundle(SWTBot.class);
    BundleWiring wiring = bundle.adapt(BundleWiring.class);
    List<BundleWire> requiredWires = wiring.getRequiredWires(null);
    for (BundleWire requiredWire : requiredWires) {
        log("requiredWire: " + requiredWire);
    }
    log("completed showSWTBotDependencies");
}