Examples with EquinoxLifecycleListener org.eclipse.sisu.equinox.embedder.EquinoxLifecycleListener used on opensource projects

Example 1 with EquinoxLifecycleListener

use of org.eclipse.sisu.equinox.embedder.EquinoxLifecycleListener in project tycho by eclipse.

the class DefaultEquinoxEmbedder method doStart.

protected void doStart() throws Exception {
    final List<File> installationLocations = new ArrayList<>();
    final List<File> bundleLocations = new ArrayList<>();
    final List<String> extraSystemPackages = new ArrayList<>();
    final Map<String, String> platformProperties = new LinkedHashMap<>();
    equinoxLocator.locateRuntime(new EquinoxRuntimeDescription() {

        @Override
        public void addExtraSystemPackage(String systemPackage) {
            if (systemPackage == null || systemPackage.length() == 0) {
                throw new IllegalArgumentException();
            }
            extraSystemPackages.add(systemPackage);
        }

        @Override
        public void addPlatformProperty(String property, String value) {
            if (property == null || property.length() == 0) {
                throw new IllegalArgumentException();
            }
            platformProperties.put(property, value);
        }

        @Override
        public void addInstallation(File location) {
            if (location == null || !location.isDirectory() || !new File(location, "plugins").isDirectory()) {
                throw new IllegalArgumentException();
            }
            if (!installationLocations.isEmpty()) {
                // allow only one installation for now
                throw new IllegalStateException();
            }
            installationLocations.add(location);
        }

        @Override
        public void addBundle(File location) {
            if (location == null || !location.exists()) {
                throw new IllegalArgumentException();
            }
            if (!isFrameworkBundle(location)) {
                bundleLocations.add(location);
            }
        }

        @Override
        public void addBundleStartLevel(String id, int level, boolean autostart) {
        // TODO do we need to autostart?
        }
    });
    if (installationLocations.isEmpty() && !platformProperties.containsKey("osgi.install.area")) {
        throw new RuntimeException("Equinox runtime location is missing or invalid");
    }
    // $NON-NLS-1$ //$NON-NLS-2$
    System.setProperty("osgi.framework.useSystemProperties", "false");
    final StringBuilder bundles = new StringBuilder();
    if (!installationLocations.isEmpty()) {
        File frameworkDir = installationLocations.get(0);
        String frameworkLocation = frameworkDir.getAbsolutePath();
        platformProperties.put("osgi.install.area", frameworkLocation);
        platformProperties.put("osgi.syspath", frameworkLocation + "/plugins");
        platformProperties.put("osgi.configuration.area", copyToTempFolder(new File(frameworkDir, "configuration")));
        // platformProperties.put( "eclipse.p2.data.area", dataArea.getAbsolutePath() );
        addBundlesDir(bundles, new File(frameworkDir, "plugins").listFiles(), false);
    }
    for (File location : bundleLocations) {
        if (bundles.length() > 0) {
            bundles.append(',');
        }
        bundles.append(getReferenceUrl(location));
    }
    platformProperties.put("osgi.bundles", bundles.toString());
    // this tells framework to use our classloader as parent, so it can see classes that we see
    platformProperties.put("osgi.parentClassloader", "fwk");
    if (extraSystemPackages.size() > 0) {
        StringBuilder sb = new StringBuilder();
        for (String pkg : extraSystemPackages) {
            if (sb.length() > 0) {
                sb.append(',');
            }
            sb.append(pkg);
        }
        // make the system bundle export the given packages and load them from the parent class loader
        platformProperties.put("org.osgi.framework.system.packages.extra", sb.toString());
    }
    // debug
    // properties.put( "osgi.console", "" );
    // properties.put( "osgi.debug", "" );
    // properties.put( "eclipse.consoleLog", "true" );
    // TODO switch to org.eclipse.osgi.launch.Equinox
    // EclipseStarter is not helping here
    EclipseStarter.setInitialProperties(platformProperties);
    EclipseStarter.startup(getNonFrameworkArgs(), null);
    frameworkContext = EclipseStarter.getSystemBundleContext();
    activateBundlesInWorkingOrder();
    for (EquinoxLifecycleListener listener : lifecycleListeners.values()) {
        listener.afterFrameworkStarted(this);
    }
}