Examples with ExportedPackage org.osgi.service.packageadmin.ExportedPackage used on opensource projects

Example 21 with ExportedPackage

use of org.osgi.service.packageadmin.ExportedPackage in project aries by apache.

the class BundleContextInfoProvider method getRelationships.

@Override
public List<RelationshipInfo> getRelationships() {
    ArrayList<RelationshipInfo> r = new ArrayList<RelationshipInfo>();
    Bundle[] bundles = ctx.getBundles();
    PackageAdmin pa = (PackageAdmin) ctx.getService(ctx.getServiceReference(PackageAdmin.class.getName().toString()));
    if (bundles != null && bundles.length != 0) {
        for (Bundle b : bundles) {
            String bkey = getKeyForBundle(b);
            ComponentInfo ci = getComponentForId(bkey);
            // add all the packages..
            // we only add exports, as imports are implied in the reverse
            ExportedPackage[] eps = pa.getExportedPackages(b);
            if (eps != null && eps.length != 0) {
                for (ExportedPackage ep : eps) {
                    RelationshipInfoImpl ri = new RelationshipInfoImpl();
                    ri.setProvidedBy(ci);
                    ri.setType("Package");
                    ri.setName(ep.getName());
                    ri.setRelationshipAspects(new ArrayList<RelationshipAspect>());
                    ri.setConsumedBy(new ArrayList<ComponentInfo>());
                    // TODO: add versioning aspect.
                    Bundle[] imps = ep.getImportingBundles();
                    if (imps != null && imps.length != 0) {
                        for (Bundle imp : imps) {
                            ri.getConsumedBy().add(getComponentForId(getKeyForBundle(imp)));
                        }
                    }
                    r.add(ri);
                }
            }
            // add all the services..
            // we only add registered services, as ones in use are handled in the reverse
            ServiceReference[] srs = b.getRegisteredServices();
            if (srs != null && srs.length != 0) {
                for (ServiceReference sr : srs) {
                    RelationshipInfoImpl ri = getRIforSR(sr);
                    ri.setProvidedBy(ci);
                    r.add(ri);
                }
            }
        }
    }
    return r;
}

Example 22 with ExportedPackage

use of org.osgi.service.packageadmin.ExportedPackage in project aries by apache.

the class FrameworkUtils method getBundleImportedPackagesRaw.

@SuppressWarnings("unchecked")
private static Collection<ExportedPackage> getBundleImportedPackagesRaw(BundleContext localBundleContext, Bundle bundle, PackageAdmin packageAdmin) throws IllegalArgumentException {
    List<ExportedPackage> result = new ArrayList<ExportedPackage>();
    Dictionary<String, String> bundleHeaders = bundle.getHeaders();
    String dynamicImportHeader = bundleHeaders.get(Constants.DYNAMICIMPORT_PACKAGE);
    // else means no dynamic import or has dynamic import but no wildcard "*" in it.
    if (dynamicImportHeader != null && dynamicImportHeader.contains("*")) {
        Bundle[] bundles = localBundleContext.getBundles();
        for (Bundle candidate : bundles) {
            if (candidate.equals(bundle)) {
                continue;
            }
            ExportedPackage[] candidateExports = packageAdmin.getExportedPackages(candidate);
            if (candidateExports != null) {
                for (ExportedPackage exportedPackage : candidateExports) {
                    Bundle[] userBundles = exportedPackage.getImportingBundles();
                    if (userBundles != null && arrayContains(userBundles, bundle)) {
                        result.add(exportedPackage);
                    }
                }
            // end for candidateExports
            }
        }
    // end for bundles
    } else {
        // only query ExportPackage for package names declared as imported
        List<String> importPackages = new ArrayList<String>();
        String importPackageHeader = bundleHeaders.get(Constants.IMPORT_PACKAGE);
        if (importPackageHeader != null && importPackageHeader.length() > 0) {
            importPackages.addAll(extractHeaderDeclaration(importPackageHeader));
        }
        if (dynamicImportHeader != null) {
            importPackages.addAll(extractHeaderDeclaration(dynamicImportHeader));
        }
        for (String packageName : importPackages) {
            ExportedPackage[] candidateExports = packageAdmin.getExportedPackages(packageName);
            if (candidateExports != null) {
                for (ExportedPackage exportedPackage : candidateExports) {
                    Bundle[] userBundles = exportedPackage.getImportingBundles();
                    if (userBundles != null && arrayContains(userBundles, bundle)) {
                        result.add(exportedPackage);
                    }
                }
            // end for candidateExports
            }
        }
    }
    return result;
}

Example 23 with ExportedPackage

use of org.osgi.service.packageadmin.ExportedPackage in project aries by apache.

the class FrameworkUtils method getDependentBundles.

/**
 * Returns an array of ids of bundles that depend on the given bundle
 *
 * @param bundle
 * @param packageAdmin
 * @return
 * @throws IllegalArgumentException
 *             if bundle or packageAdmin are null
 */
public static long[] getDependentBundles(Bundle bundle, PackageAdmin packageAdmin) throws IllegalArgumentException {
    if (bundle == null) {
        throw new IllegalArgumentException("Argument bundle cannot be null");
    }
    if (packageAdmin == null) {
        throw new IllegalArgumentException("Argument packageAdmin cannot be null");
    }
    Set<Bundle> dependencies = new HashSet<Bundle>();
    // Handle imported packages (statically or dynamically)
    ExportedPackage[] exportedPackages = packageAdmin.getExportedPackages(bundle);
    if (exportedPackages != null) {
        for (ExportedPackage exportedPackage : exportedPackages) {
            Bundle[] importingBundles = exportedPackage.getImportingBundles();
            if (importingBundles != null) {
                for (Bundle importingBundle : importingBundles) {
                    dependencies.add(importingBundle);
                }
            }
        }
    }
    // Handle required bundles
    RequiredBundle[] requiredBundles = packageAdmin.getRequiredBundles(bundle.getSymbolicName());
    if (requiredBundles != null) {
        for (RequiredBundle requiredBundle : requiredBundles) {
            Bundle required = requiredBundle.getBundle();
            if (required == bundle) {
                Bundle[] requiringBundles = requiredBundle.getRequiringBundles();
                if (requiringBundles != null) {
                    for (Bundle requiringBundle : requiringBundles) {
                        dependencies.add(requiringBundle);
                    }
                }
            }
        }
    }
    // Handle fragment bundles
    Bundle[] fragments = packageAdmin.getFragments(bundle);
    if (fragments != null) {
        for (Bundle fragment : fragments) {
            dependencies.add(fragment);
        }
    }
    return getBundleIds(dependencies.toArray(new Bundle[dependencies.size()]));
}

Example 24 with ExportedPackage

use of org.osgi.service.packageadmin.ExportedPackage in project aries by apache.

the class FrameworkUtils method isBundleRequiredByOthers.

/**
 * Checks if the given bundle is currently required by other bundles
 *
 * @param bundle
 * @param packageAdmin
 * @return
 * @throws IllegalArgumentException
 *             if bundle or packageAdmin are null
 */
public static boolean isBundleRequiredByOthers(Bundle bundle, PackageAdmin packageAdmin) throws IllegalArgumentException {
    if (bundle == null) {
        throw new IllegalArgumentException("Argument bundle cannot be null");
    }
    if (packageAdmin == null) {
        throw new IllegalArgumentException("Argument packageAdmin cannot be null");
    }
    boolean result = false;
    // Check imported packages (statically or dynamically)
    ExportedPackage[] exportedPackages = packageAdmin.getExportedPackages(bundle);
    if (exportedPackages != null) {
        for (ExportedPackage exportedPackage : exportedPackages) {
            Bundle[] importingBundles = exportedPackage.getImportingBundles();
            if (importingBundles != null && importingBundles.length > 0) {
                result = true;
                break;
            }
        }
    }
    if (!result) {
        // Check required bundles
        RequiredBundle[] requiredBundles = packageAdmin.getRequiredBundles(bundle.getSymbolicName());
        if (requiredBundles != null) {
            for (RequiredBundle requiredBundle : requiredBundles) {
                Bundle required = requiredBundle.getBundle();
                if (required == bundle) {
                    Bundle[] requiring = requiredBundle.getRequiringBundles();
                    if (requiring != null && requiring.length > 0) {
                        result = true;
                        break;
                    }
                }
            }
        }
    }
    if (!result) {
        // Check fragment bundles
        Bundle[] fragments = packageAdmin.getFragments(bundle);
        if (fragments != null && fragments.length > 0) {
            result = true;
        }
    }
    return result;
}

Example 25 with ExportedPackage

use of org.osgi.service.packageadmin.ExportedPackage in project aries by apache.

the class FrameworkUtils method getBundleDependencies.

/**
 * Returns an array of ids of bundles the given bundle depends on
 *
 * @param localBundleContext
 *            BundleContext object of this bundle/caller
 * @param bundle
 *            target Bundle object to query dependencies for
 * @param packageAdmin
 *
 * @return
 * @throws IllegalArgumentException
 *             if bundle or packageAdmin are null
 */
@SuppressWarnings("unchecked")
public static long[] getBundleDependencies(BundleContext localBundleContext, Bundle bundle, PackageAdmin packageAdmin) throws IllegalArgumentException {
    if (bundle == null) {
        throw new IllegalArgumentException("Argument bundle cannot be null");
    }
    if (packageAdmin == null) {
        throw new IllegalArgumentException("Argument packageAdmin cannot be null");
    }
    Set<Bundle> dependencies = new HashSet<Bundle>();
    for (ExportedPackage ep : getBundleImportedPackagesRaw(localBundleContext, bundle, packageAdmin)) {
        dependencies.add(ep.getExportingBundle());
    }
    // Handle required bundles
    Dictionary<String, String> bundleHeaders = bundle.getHeaders();
    String requireBundleHeader = bundleHeaders.get(Constants.REQUIRE_BUNDLE);
    if (requireBundleHeader != null) {
        // only check if Require-Bundle is used
        List<String> bundleSymbolicNames = extractHeaderDeclaration(requireBundleHeader);
        for (String bundleSymbolicName : bundleSymbolicNames) {
            RequiredBundle[] candidateRequiredBundles = packageAdmin.getRequiredBundles(bundleSymbolicName);
            if (candidateRequiredBundles != null) {
                for (RequiredBundle candidateRequiredBundle : candidateRequiredBundles) {
                    Bundle[] bundlesRequiring = candidateRequiredBundle.getRequiringBundles();
                    if (bundlesRequiring != null && arrayContains(bundlesRequiring, bundle)) {
                        dependencies.add(candidateRequiredBundle.getBundle());
                    }
                }
            }
        }
    }
    // Handle fragment bundles
    Bundle[] hosts = packageAdmin.getHosts(bundle);
    if (hosts != null) {
        for (Bundle host : hosts) {
            dependencies.add(host);
        }
    }
    return getBundleIds(dependencies.toArray(new Bundle[dependencies.size()]));
}