KEYCLOAK-3716 Unable to start Keycloak on wildfly

server-spi/src/main/java/org/keycloak/models/KeycloakSession.java

@@ -73,6 +73,8 @@ public interface KeycloakSession {
 
     <T extends Provider> Set<T> getAllProviders(Class<T> clazz);
 
+    Class<? extends Provider> getProviderClass(String providerClassName);
+
     Object getAttribute(String attribute);
     Object removeAttribute(String attribute);
     void setAttribute(String name, Object value);

server-spi/src/main/java/org/keycloak/models/utils/ComponentUtil.java

@@ -47,10 +47,8 @@ public class ComponentUtil {
     }
 
     public static ComponentFactory getComponentFactory(KeycloakSession session, ComponentModel component) {
-        Class<? extends Provider> provider;
+        Class<? extends Provider> provider = session.getProviderClass(component.getProviderType());
-        try {
+        if (provider == null) {
-            provider = (Class<? extends Provider>) Class.forName(component.getProviderType());
-        } catch (ClassNotFoundException e) {
             throw new RuntimeException("Invalid provider type '" + component.getProviderType() + "'");
         }
 

services/src/main/java/org/keycloak/services/DefaultKeycloakSession.java

@@ -227,6 +227,11 @@ public class DefaultKeycloakSession implements KeycloakSession {
         return providers;
     }
 
+    @Override
+    public Class<? extends Provider> getProviderClass(String providerClassName) {
+        return factory.getProviderClass(providerClassName);
+    }
+
     @Override
     public RealmProvider realms() {
         if (model == null) {

services/src/main/java/org/keycloak/services/DefaultKeycloakSessionFactory.java

@@ -339,6 +339,15 @@ public class DefaultKeycloakSessionFactory implements KeycloakSessionFactory, Pr
         return ids;
     }
 
+    Class<? extends Provider> getProviderClass(String providerClassName) {
+        for (Class<? extends Provider> clazz : factoriesMap.keySet()) {
+            if (clazz.getName().equals(providerClassName)) {
+                return clazz;
+            }
+        }
+        return null;
+    }
+
     public void close() {
         ProviderManagerRegistry.SINGLETON.setDeployer(null);
         for (Map<String, ProviderFactory> factories : factoriesMap.values()) {

testsuite/integration-arquillian/tests/base/src/test/java/org/keycloak/testsuite/client/ClientRegistrationPoliciesTest.java

@@ -63,7 +63,7 @@ import static org.junit.Assert.assertTrue;
 /**
  * @author <a href="mailto:mposolda@redhat.com">Marek Posolda</a>
  */
-public class OIDCClientRegistrationPoliciesTest extends AbstractClientRegistrationTest {
+public class ClientRegistrationPoliciesTest extends AbstractClientRegistrationTest {
 
     private static final String PRIVATE_KEY = "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";
     private static final String PUBLIC_KEY = "MIGfMA0GCSqGSIb3DQEBAQUAA4GNADCBiQKBgQCrVrCuTtArbgaZzL1hvh0xtL5mc7o0NqPVnYXkLvgcwiC3BjLGw1tGEGoJaXDuSaRllobm53JBhjx33UNv+5z/UMG4kytBWxheNVKnL6GgqlNabMaFfPLPCF8kAgKnsi79NMo+n6KnSY8YeUmec/p2vjO2NjsSAVcWEQMVhJ31LwIDAQAB";