public void addAuthorizationGenerator(final AuthorizationGenerator authorizationGenerator) {
        CommonHelper.assertNotNull("authorizationGenerator", authorizationGenerator);
        this.authorizationGenerators.add(authorizationGenerator);
    }
<p>addAuthorizationGenerator.</p>

@param authorizationGenerator a {@link AuthorizationGenerator} object
pac4j-core/src/main/java/org/pac4j/core/client/Clients.java