Examples with ResourceFinder org.apache.xbean.finder.ResourceFinder used on opensource projects

Example 1 with ResourceFinder

use of org.apache.xbean.finder.ResourceFinder in project crate by crate.

the class PluginLoader method findImplementations.

@Nullable
private Collection<Class<? extends Plugin>> findImplementations(Collection<URL> pluginUrls) {
    URL[] urls = pluginUrls.toArray(new URL[pluginUrls.size()]);
    ClassLoader loader = URLClassLoader.newInstance(urls, getClass().getClassLoader());
    ResourceFinder finder = new ResourceFinder(RESOURCE_PATH, loader, urls);
    try {
        return finder.findAllImplementations(Plugin.class);
    } catch (ClassCastException e) {
        logger.error("plugin does not implement io.crate.Plugin interface", e);
    } catch (ClassNotFoundException e) {
        logger.error("error while loading plugin, misconfigured plugin", e);
    } catch (Throwable t) {
        logger.error("error while loading plugins", t);
    }
    return null;
}

Example 2 with ResourceFinder

use of org.apache.xbean.finder.ResourceFinder in project tomee by apache.

the class Assembler method createTransactionPolicyFactory.

private TransactionPolicyFactory createTransactionPolicyFactory(final EjbJarInfo ejbJar, final ClassLoader classLoader) {
    TransactionPolicyFactory factory = null;
    final Object value = ejbJar.properties.get(TransactionPolicyFactory.class.getName());
    if (value instanceof TransactionPolicyFactory) {
        factory = (TransactionPolicyFactory) value;
    } else if (value instanceof String) {
        try {
            final String[] parts = ((String) value).split(":", 2);
            final ResourceFinder finder = new ResourceFinder("META-INF", classLoader);
            final Map<String, Class<? extends TransactionPolicyFactory>> plugins = finder.mapAvailableImplementations(TransactionPolicyFactory.class);
            final Class<? extends TransactionPolicyFactory> clazz = plugins.get(parts[0]);
            if (clazz != null) {
                if (parts.length == 1) {
                    factory = clazz.getConstructor(String.class).newInstance(parts[1]);
                } else {
                    factory = clazz.newInstance();
                }
            }
        } catch (final Exception ignored) {
        // couldn't determine the plugins, which isn't fatal
        }
    }
    if (factory == null) {
        factory = new JtaTransactionPolicyFactory(transactionManager);
    }
    return factory;
}

Example 3 with ResourceFinder

use of org.apache.xbean.finder.ResourceFinder in project tomee by apache.

the class Cipher method availableCiphers.

private static void availableCiphers() {
    try {
        final ResourceFinder finder = new ResourceFinder("META-INF/");
        final Map<String, Class<? extends PasswordCipher>> impls = finder.mapAllImplementations(PasswordCipher.class);
        System.out.println("Available ciphers are: " + Join.join(", ", impls.keySet()));
    } catch (final Exception ignore) {
    // no-op
    }
}

Example 4 with ResourceFinder

use of org.apache.xbean.finder.ResourceFinder in project tomee by apache.

the class MainImpl method help.

private static void help(final boolean printHeader) {
    // We actually use a different Options object to parse the 'openejb' command
    try {
        final Options options = new Options();
        final ResourceFinder commandFinder = new ResourceFinder("META-INF");
        final Map<String, Properties> commands = commandFinder.mapAvailableProperties("org.apache.openejb.cli");
        for (final Map.Entry<String, Properties> command : commands.entrySet()) {
            if (command.getKey().contains(".")) {
                continue;
            }
            final Properties p = command.getValue();
            final String description = p.getProperty(descriptionI18n, p.getProperty(descriptionBase));
            options.addOption(command.getKey(), false, description);
        }
        final HelpFormatter formatter = new HelpFormatter();
        final StringWriter sw = new StringWriter();
        final PrintWriter pw = new PrintWriter(sw);
        final String syntax = "openejb <command> [options] [args]";
        final String header = "\nAvailable commands:";
        final String footer = "\n" + "Try 'openejb <command> --help' for help on a specific command.\n" + "For example 'openejb deploy --help'.\n" + "Important: to display exceptions while running commands, add -e option.\n" + "\n" + "Apache OpenEJB -- EJB Container System and Server.\n" + "For additional information, see http://tomee.apache.org\n" + "Bug Reports to <users@tomee.apache.org>";
        if (!printHeader) {
            pw.append(header).append("\n\n");
            formatter.printOptions(pw, 74, options, 1, 3);
        } else {
            formatter.printHelp(pw, 74, syntax, header, options, 1, 3, footer, false);
        }
        pw.flush();
        // Fix up the commons-cli output to our liking.
        String text = sw.toString().replaceAll("\n -", "\n  ");
        text = text.replace("\nApache OpenEJB", "\n\nApache OpenEJB");
        System.out.print(text);
    } catch (final IOException e) {
        e.printStackTrace();
    }
}

Example 5 with ResourceFinder

use of org.apache.xbean.finder.ResourceFinder in project tomee by apache.

the class DeploymentLoader method addWebModuleDescriptors.

public static void addWebModuleDescriptors(final URL baseUrl, final WebModule webModule, final AppModule appModule) throws OpenEJBException {
    final List<URL> urls = webModule.getScannableUrls();
    final ResourceFinder finder = new ResourceFinder("", urls.toArray(new URL[urls.size()]));
    final Map<String, Object> otherDD = new HashMap<>(getDescriptors(finder, false));
    // "persistence.xml" is done separately since we manage a list of url and not s single url
    try {
        final List<URL> persistenceXmls = finder.findAll(META_INF + "persistence.xml");
        if (persistenceXmls.size() >= 1) {
            final URL old = (URL) otherDD.get("persistence.xml");
            if (old != null && !persistenceXmls.contains(old)) {
                persistenceXmls.add(old);
            }
            otherDD.put("persistence.xml", persistenceXmls);
        }
    } catch (final IOException e) {
    // ignored
    }
    addConnectorModules(appModule, webModule);
    addWebPersistenceDD("persistence.xml", otherDD, appModule);
    addWebPersistenceDD("persistence-fragment.xml", otherDD, appModule);
    addPersistenceUnits(appModule, baseUrl);
    addWebFragments(webModule, urls);
}