keycloak-aplcache

diff --git a/server-spi/src/main/java/org/keycloak/models/KeycloakSession.java b/server-spi/src/main/java/org/keycloak/models/KeycloakSession.java
index 1a8d974..cb10891 100755
--- a/server-spi/src/main/java/org/keycloak/models/KeycloakSession.java
+++ b/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);

diff --git a/server-spi/src/main/java/org/keycloak/models/utils/ComponentUtil.java b/server-spi/src/main/java/org/keycloak/models/utils/ComponentUtil.java
index a0d915e..507bfff 100644
--- a/server-spi/src/main/java/org/keycloak/models/utils/ComponentUtil.java
+++ b/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;
-        try {
-            provider = (Class<? extends Provider>) Class.forName(component.getProviderType());
-        } catch (ClassNotFoundException e) {
+        Class<? extends Provider> provider = session.getProviderClass(component.getProviderType());
+        if (provider == null) {
             throw new RuntimeException("Invalid provider type '" + component.getProviderType() + "'");
         }
 

diff --git a/services/src/main/java/org/keycloak/services/DefaultKeycloakSession.java b/services/src/main/java/org/keycloak/services/DefaultKeycloakSession.java
index c26dced..7fbd7a3 100644
--- a/services/src/main/java/org/keycloak/services/DefaultKeycloakSession.java
+++ b/services/src/main/java/org/keycloak/services/DefaultKeycloakSession.java
@@ -228,6 +228,11 @@ public class DefaultKeycloakSession implements KeycloakSession {
     }
 
     @Override
+    public Class<? extends Provider> getProviderClass(String providerClassName) {
+        return factory.getProviderClass(providerClassName);
+    }
+
+    @Override
     public RealmProvider realms() {
         if (model == null) {
             model = getRealmProvider();

diff --git a/services/src/main/java/org/keycloak/services/DefaultKeycloakSessionFactory.java b/services/src/main/java/org/keycloak/services/DefaultKeycloakSessionFactory.java
index caf281a..d891f2c 100755
--- a/services/src/main/java/org/keycloak/services/DefaultKeycloakSessionFactory.java
+++ b/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()) {