Examples with ProvisionException com.google.inject.ProvisionException used on opensource projects

Example 41 with ProvisionException

use of com.google.inject.ProvisionException in project OpenAM by OpenRock.

the class ConfigLoader method validateClass.

/**
     * Validates that the specified class can be loaded and implements the proper interface so that we don't have to do
     * that for every request.
     *
     * @param cfg
     * @return the class of the RequestHandler to be used for this client config, or null if the class is invalid.
     */
@SuppressWarnings("unchecked")
private Class validateClass(ClientConfig cfg) {
    Class clazz = null;
    try {
        clazz = Class.forName(cfg.getAccessRequestHandlerClassname());
    } catch (final ClassNotFoundException e) {
        LOG.error("Unable to load Handler Class '" + cfg.getAccessRequestHandlerClassname() + "' for RADIUS client '" + cfg.getName() + "'. Requests from this client will be ignored.", e);
        return null;
    }
    Object inst = null;
    try {
        inst = InjectorHolder.getInstance(clazz);
    } catch (ConfigurationException | ProvisionException e) {
        LOG.error("Unable to instantiate Handler Class '" + cfg.getAccessRequestHandlerClassname() + "' for RADIUS client '" + cfg.getName() + "'. Requests from this client will be ignored.", e);
        return null;
    }
    AccessRequestHandler handler = null;
    try {
        handler = (AccessRequestHandler) inst;
    } catch (final ClassCastException e) {
        LOG.error("Unable to use Handler Class '" + cfg.getAccessRequestHandlerClassname() + "' for RADIUS client '" + cfg.getName() + "'. Requests from this client will be ignored.", e);
        return null;
    }
    return clazz;
}

Example 42 with ProvisionException

use of com.google.inject.ProvisionException in project metacat by Netflix.

the class SNSNotificationServiceImplProvider method get.

/**
     * {@inheritDoc}
     */
@Override
public NotificationService get() {
    if (this.config.isSnsNotificationEnabled()) {
        final String tableArn = this.config.getSnsTopicTableArn();
        if (StringUtils.isEmpty(tableArn)) {
            throw new ProvisionException("SNS Notifications are enabled but no table ARN provided. Unable to configure.");
        }
        final String partitionArn = this.config.getSnsTopicPartitionArn();
        if (StringUtils.isEmpty(partitionArn)) {
            throw new ProvisionException("SNS Notifications are enabled but no partition ARN provided. Unable to configure.");
        }
        log.info("SNS notifications are enabled. Providing SNSNotificationServiceImpl implementation.");
        return new SNSNotificationServiceImpl(new AmazonSNSClient(), tableArn, partitionArn, this.mapper, registry);
    } else {
        log.info("SNS notifications are not enabled. Ignoring and providing default implementation.");
        return new DefaultNotificationServiceImpl();
    }
}

Example 43 with ProvisionException

use of com.google.inject.ProvisionException in project roboguice by roboguice.

the class MultibinderTest method testConcurrentMutation_bindingsDiffentAtInjectorCreation.

/*
   * Verify through gratuitous mutation that key hashCode snapshots and whatnot happens at the right
   * times, by binding two lists that are different at injector creation, but compare equal when the
   * module is configured *and* when the set is instantiated.
   */
public void testConcurrentMutation_bindingsDiffentAtInjectorCreation() {
    // We initially bind two equal lists
    final List<String> list1 = Lists.newArrayList();
    final List<String> list2 = Lists.newArrayList();
    Module module = new AbstractModule() {

        @Override
        protected void configure() {
            Multibinder<List<String>> multibinder = Multibinder.newSetBinder(binder(), listOfStrings);
            multibinder.addBinding().toInstance(list1);
            multibinder.addBinding().toInstance(list2);
        }
    };
    List<Element> elements = Elements.getElements(module);
    // Now we change the lists so they no longer match, and create the injector.
    list1.add("A");
    list2.add("B");
    Injector injector = Guice.createInjector(Elements.getModule(elements));
    // Now we change the lists so they compare equal again, and create the set.
    list1.add(1, "B");
    list2.add(0, "A");
    try {
        injector.getInstance(Key.get(setOfListOfStrings));
        fail();
    } catch (ProvisionException e) {
        assertEquals(1, e.getErrorMessages().size());
        assertContains(Iterables.getOnlyElement(e.getErrorMessages()).getMessage().toString(), "Set injection failed due to duplicated element \"[A, B]\"");
    }
    // Finally, we change the lists again so they are once more different, and ensure the set
    // contains both.
    list1.remove("A");
    list2.remove("B");
    Set<List<String>> set = injector.getInstance(Key.get(setOfListOfStrings));
    assertEquals(ImmutableSet.of(ImmutableList.of("A"), ImmutableList.of("B")), set);
}

Example 44 with ProvisionException

use of com.google.inject.ProvisionException in project roboguice by roboguice.

the class MultibinderTest method testMultibinderSetForbidsDuplicateElements.

public void testMultibinderSetForbidsDuplicateElements() {
    Module module1 = new AbstractModule() {

        protected void configure() {
            final Multibinder<String> multibinder = Multibinder.newSetBinder(binder(), String.class);
            multibinder.addBinding().toProvider(Providers.of("A"));
        }
    };
    Module module2 = new AbstractModule() {

        protected void configure() {
            final Multibinder<String> multibinder = Multibinder.newSetBinder(binder(), String.class);
            multibinder.addBinding().toInstance("A");
        }
    };
    Injector injector = Guice.createInjector(module1, module2);
    try {
        injector.getInstance(Key.get(setOfString));
        fail();
    } catch (ProvisionException expected) {
        assertContains(expected.getMessage(), "1) Set injection failed due to duplicated element \"A\"", "Bound at " + module1.getClass().getName(), "Bound at " + module2.getClass().getName());
    }
    // But we can still visit the module!
    assertSetVisitor(Key.get(setOfString), Key.get(collectionOfProvidersOfStrings), stringType, setOf(module1, module2), MODULE, false, 0, instance("A"), instance("A"));
}

Example 45 with ProvisionException

use of com.google.inject.ProvisionException in project roboguice by roboguice.

the class ScopeRequestIntegrationTest method testNullReplacement.

public final void testNullReplacement() throws Exception {
    Injector injector = Guice.createInjector(new ServletModule() {

        @Override
        protected void configureServlets() {
            bindConstant().annotatedWith(Names.named(SomeObject.INVALID)).to(SHOULDNEVERBESEEN);
            bind(SomeObject.class).in(RequestScoped.class);
        }
    });
    Callable<SomeObject> callable = injector.getInstance(Caller.class);
    try {
        assertNotNull(callable.call());
        fail();
    } catch (ProvisionException pe) {
        assertTrue(pe.getCause() instanceof OutOfScopeException);
    }
    // Validate that an actual null entry in the map results in a null injected object.
    Map<Key<?>, Object> map = Maps.newHashMap();
    map.put(Key.get(SomeObject.class), null);
    callable = ServletScopes.scopeRequest(injector.getInstance(Caller.class), map);
    assertNull(callable.call());
}