Examples with Configuration org.exist.config.Configuration used on opensource projects

Example 16 with Configuration

use of org.exist.config.Configuration in project exist by eXist-db.

the class PluginsManagerImpl method start.

@Override
public void start(final DBBroker broker, final Txn transaction) throws EXistException {
    boolean interrupted = false;
    try {
        try {
            collection = broker.getCollection(COLLETION_URI);
            if (collection == null) {
                collection = broker.getOrCreateCollection(transaction, COLLETION_URI);
                if (collection == null) {
                    return;
                }
                // if db corrupted it can lead to unrunnable issue
                // throw new ConfigurationException("Collection '/db/system/plugins' can't be created.");
                collection.setPermissions(broker, Permission.DEFAULT_SYSTEM_SECURITY_COLLECTION_PERM);
                broker.saveCollection(transaction, collection);
            }
        } catch (final TriggerException | PermissionDeniedException | IOException | LockException e) {
            LOG.warn("Loading PluginsManager configuration failed: {}", e.getMessage());
        }
        final Configuration _config_ = Configurator.parse(this, broker, collection, CONFIG_FILE_URI);
        configuration = Configurator.configure(this, _config_);
        // load plugins by META-INF/services/
        try {
            final MethodHandles.Lookup lookup = MethodHandles.lookup();
            for (final Class<? extends Plug> pluginClazz : listServices(Plug.class)) {
                try {
                    final MethodHandle methodHandle = lookup.findConstructor(pluginClazz, methodType(void.class, PluginsManager.class));
                    final Function<PluginsManager, Plug> ctor = (Function<PluginsManager, Plug>) LambdaMetafactory.metafactory(lookup, "apply", methodType(Function.class), methodHandle.type().erase(), methodHandle, methodHandle.type()).getTarget().invokeExact();
                    final Plug plgn = ctor.apply(this);
                    jacks.put(pluginClazz.getName(), plgn);
                } catch (final Throwable e) {
                    if (e instanceof InterruptedException) {
                        // NOTE: must set interrupted flag
                        interrupted = true;
                    }
                    LOG.error(e);
                }
            }
        } catch (final Throwable e) {
            LOG.error(e);
        }
        for (final Plug jack : jacks.values()) {
            jack.start(broker, transaction);
        }
    } finally {
        if (interrupted) {
            // NOTE: must set interrupted flag
            Thread.currentThread().interrupt();
        }
    }
}