public String getVersion()

in rsa/src/main/java/org/apache/aries/rsa/core/PackageUtil.java [46:85]
37 lines of code
8 McCabe index (conditional complexity)

    public String getVersion(Class<?> iClass) {
        ServiceReference<PackageAdmin> paRef = bc.getServiceReference(PackageAdmin.class);
        if (paRef != null) {
            PackageAdmin pa = bc.getService(paRef);
            try {
                Bundle b = pa.getBundle(iClass);
                if (b == null) {
                    LOG.info("Unable to find interface version for interface " + iClass.getName()
                            + ". Falling back to 0.0.0");
                    return "0.0.0";
                }
                LOG.debug("Interface source bundle: {}", b.getSymbolicName());

                ExportedPackage[] ep = pa.getExportedPackages(b);
                LOG.debug("Exported Packages of the source bundle: {}", (Object)ep);

                String pack = iClass.getPackage().getName();
                LOG.debug("Looking for Package: {}", pack);
                if (ep != null) {
                    for (ExportedPackage p : ep) {
                        if (p != null
                            && pack.equals(p.getName())) {
                            LOG.debug("found package -> Version: {}", p.getVersion());
                            return p.getVersion().toString();
                        }
                    }
                }
            } finally {
                if (pa != null) {
                    bc.ungetService(paRef);
                }
            }
        } else {
            LOG.error("Was unable to obtain the package admin service -> can't resolve interface versions");
        }

        LOG.info("Unable to find interface version for interface " + iClass.getName()
            + ". Falling back to 0.0.0");
        return "0.0.0";
    }