Java Code Examples for javax.enterprise.inject.Instance#isResolvable()

public static boolean isHttpAuthMechanismEnabled() {
    boolean enabled = false;

    if (isEESecurityAvailable()) {
        Instance<JWTHttpAuthenticationMechanism> instance;

        try {
            instance = CDI.current().select(JWTHttpAuthenticationMechanism.class);
            enabled = instance.isResolvable();
        } catch (@SuppressWarnings("unused") Exception e) {
            //Ignore exceptions, consider HTTP authentication mechanism to be disabled
        }
    }

    return enabled;
}
 

public VertxRequestHandler(Vertx vertx,
        BeanContainer beanContainer,
        ResteasyDeployment deployment,
        String rootPath,
        BufferAllocator allocator, Executor executor, long readTimeout) {
    this.vertx = vertx;
    this.beanContainer = beanContainer;
    this.dispatcher = new RequestDispatcher((SynchronousDispatcher) deployment.getDispatcher(),
            deployment.getProviderFactory(), null, Thread.currentThread().getContextClassLoader());
    this.rootPath = rootPath;
    this.allocator = allocator;
    this.executor = executor;
    this.readTimeout = readTimeout;
    Instance<CurrentIdentityAssociation> association = CDI.current().select(CurrentIdentityAssociation.class);
    this.association = association.isResolvable() ? association.get() : null;
    currentVertxRequest = CDI.current().select(CurrentVertxRequest.class).get();
}
 

public VertxRequestHandler(Vertx vertx,
        BeanContainer beanContainer,
        ObjectMapper mapper,
        FunqyKnativeEventsConfig config,
        FunctionInvoker defaultInvoker,
        Map<String, FunctionInvoker> typeTriggers,
        Executor executor) {
    this.defaultInvoker = defaultInvoker;
    this.vertx = vertx;
    this.beanContainer = beanContainer;
    this.executor = executor;
    this.mapper = mapper;
    this.typeTriggers = typeTriggers;
    Instance<CurrentIdentityAssociation> association = CDI.current().select(CurrentIdentityAssociation.class);
    this.association = association.isResolvable() ? association.get() : null;
    Instance<IdentityProviderManager> identityProviderManager = CDI.current().select(IdentityProviderManager.class);
    this.currentVertxRequest = CDI.current().select(CurrentVertxRequest.class).get();

}
 

public VertxRequestHandler(Vertx vertx,
        BeanContainer beanContainer,
        String rootPath,
        Executor executor) {
    this.vertx = vertx;
    this.beanContainer = beanContainer;
    // make sure rootPath ends with "/" for easy parsing
    if (rootPath == null) {
        this.rootPath = "/";
    } else if (!rootPath.endsWith("/")) {
        this.rootPath = rootPath + "/";
    } else {
        this.rootPath = rootPath;
    }

    this.executor = executor;
    Instance<CurrentIdentityAssociation> association = CDI.current().select(CurrentIdentityAssociation.class);
    this.association = association.isResolvable() ? association.get() : null;
    currentVertxRequest = CDI.current().select(CurrentVertxRequest.class).get();
}
 

public Handler<RoutingContext> executionHandler(boolean allowGet) {
    Instance<CurrentIdentityAssociation> identityAssociations = CDI.current()
            .select(CurrentIdentityAssociation.class);
    CurrentIdentityAssociation association;
    if (identityAssociations.isResolvable()) {
        association = identityAssociations.get();
    } else {
        association = null;
    }
    return new SmallRyeGraphQLExecutionHandler(allowGet, association);
}
 

@Override
public CommandLine create() {
    String topCommandName = picocliConfiguration.topCommand.orElse(null);
    if (topCommandName != null) {
        Instance<Object> namedTopCommand = topCommand.select(NamedLiteral.of(topCommandName));
        if (namedTopCommand.isResolvable()) {
            return new CommandLine(namedTopCommand.get(), picocliFactory);
        }
        return new CommandLine(classForName(topCommandName), picocliFactory);
    }
    return new CommandLine(topCommand.get(), picocliFactory);
}
 

@Override
public Principal getPrincipal() {
    Instance<SecurityContext> securityServiceInstance =  CDI.current().select(SecurityContext.class);
    if (securityServiceInstance.isResolvable()) {
        return securityServiceInstance.get().getCallerPrincipal();
    }
    
    return null;
}
 

private void lazyInit() {
    Instance<EntityManagerFactory> instance = CDI.current().select(EntityManagerFactory.class);

    if (!instance.isResolvable()) {
        throw new RuntimeException("Failed to resolve " + EntityManagerFactory.class + " from Quarkus runtime");
    }

    emf = instance.get();

    try (Connection connection = getConnection()) {
        if (jtaEnabled) {
            KeycloakModelUtils.suspendJtaTransaction(factory, () -> {
                KeycloakSession session = factory.create();
                try {
                    migration(getSchema(), connection, session);
                } finally {
                    session.close();
                }
            });
        } else {
            KeycloakModelUtils.runJobInTransaction(factory, session -> {
                migration(getSchema(), connection, session);
            });
        }
        prepareOperationalInfo(connection);
    } catch (SQLException cause) {
        throw new RuntimeException("Failed to migrate model", cause);
    }
}
 

@Override
public X509Certificate[] getCertificateChain(HttpRequest httpRequest) {
    Instance<RoutingContext> instances = CDI.current().select(RoutingContext.class);

    if (instances.isResolvable()) {
        RoutingContext context = instances.get();

        try {
            SSLSession sslSession = context.request().sslSession();
            
            if (sslSession == null) {
                return null;
            }
            
            X509Certificate[] certificates = (X509Certificate[]) sslSession.getPeerCertificates();

            if (logger.isTraceEnabled() && certificates != null) {
                for (X509Certificate cert : certificates) {
                    logger.tracef("Certificate's SubjectDN => \"%s\"", cert.getSubjectDN().getName());
                }
            }

            return certificates;
        } catch (SSLPeerUnverifiedException ignore) {
            // client not authenticated
        }
    }

    return null;
}
 

@Inject
private void setMetricRegistry(Instance<MetricRegistry> registryInstance) {
    if (registryInstance.isResolvable()) {
        registry = registryInstance.get();
    }
}