<dependency> <groupId>org.pac4j</groupId> <artifactId>pac4j-core</artifactId> <version>4.1.0</version> </dependency> public class SecurityModule extends AbstractModule { @Override protected void configure() { PropertyHolder propertyHolder = new PropertyHolder(); OidcConfiguration oidcConfiguration = new OidcConfiguration(); oidcConfiguration.setClientId(propertyHolder.getClientId()); oidcConfiguration.setClientSecret(propertyHolder.getClientSecret()); bind(OidcConfiguration.class).toInstance(oidcConfiguration); JwkSigningKeyResolverFactory jwkFactory = new JwkSigningKeyResolverFactory(); jwkFactory.setJwkSetUri(propertyHolder.getJwkSetUrl()); bind(JwkSigningKeyResolverFactory.class).toInstance(jwkFactory); JwtAuthenticator jwtAuthenticator = new JwtAuthenticator(); jwtAuthenticator.setIssuer(propertyHolder.getIssuer()); jwtAuthenticator.setAudience(propertyHolder.getAudience()); bind(JwtAuthenticator.class).toInstance(jwtAuthenticator); } } public class MyApp { public static void main(String[] args) { Injector injector = Guice.createInjector(new SecurityModule()); SecurityConfig securityConfig = injector.getInstance(SecurityConfig.class); // ... } }