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

Example 16 with BundleRevision

use of org.osgi.framework.wiring.BundleRevision in project aries by apache.

the class ResolveContext method addWiring.

private void addWiring(Resource resource, Map<Resource, Wiring> wirings) {
    if (resource instanceof BundleConstituent) {
        BundleConstituent bc = (BundleConstituent) resource;
        BundleWiring wiring = bc.getWiring();
        if (wiring != null) {
            wirings.put(bc.getBundle().adapt(BundleRevision.class), wiring);
        }
    } else if (resource instanceof BundleRevision) {
        BundleRevision br = (BundleRevision) resource;
        BundleWiring wiring = br.getWiring();
        if (wiring != null) {
            wirings.put(br, wiring);
        }
    }
}

Example 17 with BundleRevision

use of org.osgi.framework.wiring.BundleRevision in project aries by apache.

the class ProviderBundleTrackerCustomizer method getHeaderFromBundleOrFragment.

private String getHeaderFromBundleOrFragment(Bundle bundle, String headerName, String matchString) {
    String val = bundle.getHeaders().get(headerName);
    if (matches(val, matchString))
        return val;
    BundleRevision rev = bundle.adapt(BundleRevision.class);
    if (rev != null) {
        BundleWiring wiring = rev.getWiring();
        if (wiring != null) {
            for (BundleWire wire : wiring.getProvidedWires("osgi.wiring.host")) {
                Bundle fragment = wire.getRequirement().getRevision().getBundle();
                val = fragment.getHeaders().get(headerName);
                if (matches(val, matchString)) {
                    return val;
                }
            }
        }
    }
    return null;
}

Example 18 with BundleRevision

use of org.osgi.framework.wiring.BundleRevision in project aries by apache.

the class BaseActivator method getAllHeaders.

private List<String> getAllHeaders(String headerName, Bundle bundle) {
    List<Bundle> bundlesFragments = new ArrayList<Bundle>();
    bundlesFragments.add(bundle);
    BundleRevision rev = bundle.adapt(BundleRevision.class);
    if (rev != null) {
        BundleWiring wiring = rev.getWiring();
        if (wiring != null) {
            for (BundleWire wire : wiring.getProvidedWires("osgi.wiring.host")) {
                bundlesFragments.add(wire.getRequirement().getRevision().getBundle());
            }
        }
    }
    List<String> l = new ArrayList<String>();
    for (Bundle bf : bundlesFragments) {
        String header = bf.getHeaders().get(headerName);
        if (header != null) {
            l.add(header);
        }
    }
    return l;
}

Example 19 with BundleRevision

use of org.osgi.framework.wiring.BundleRevision in project aries by apache.

the class ScopeManager method filterResolvable.

public void filterResolvable(Collection<BundleRevision> candidates) {
    for (Iterator<BundleRevision> i = candidates.iterator(); i.hasNext(); ) {
        BundleRevision candidate = i.next();
        ScopeImpl scope = scopes.getScope(candidate.getBundle());
        if (scope.isUpdating())
            i.remove();
    }
}

Example 20 with BundleRevision

use of org.osgi.framework.wiring.BundleRevision 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);
}