Moving the CacheRealmProvider interface to the legacy module

model/legacy-private/src/main/resources/META-INF/services/org.keycloak.provider.Spi

@@ -16,3 +16,4 @@
 #
 
 org.keycloak.models.cache.CacheUserProviderSpi
+org.keycloak.models.cache.CacheRealmProviderSpi

model/legacy-services/src/main/java/org/keycloak/services/resources/admin/ClearRealmCacheRealmAdminProvider.java

@@ -0,0 +1,57 @@
+/*
+ * Copyright 2022 Red Hat, Inc. and/or its affiliates
+ * and other contributors as indicated by the @author tags.
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package org.keycloak.services.resources.admin;
+
+import org.keycloak.Config.Scope;
+import org.keycloak.models.KeycloakSession;
+import org.keycloak.models.KeycloakSessionFactory;
+import org.keycloak.models.RealmModel;
+import org.keycloak.services.resources.admin.ext.AdminRealmResourceProvider;
+import org.keycloak.services.resources.admin.ext.AdminRealmResourceProviderFactory;
+import org.keycloak.services.resources.admin.permissions.AdminPermissionEvaluator;
+
+public class ClearRealmCacheRealmAdminProvider implements AdminRealmResourceProviderFactory, AdminRealmResourceProvider {
+
+    @Override
+    public AdminRealmResourceProvider create(KeycloakSession session) {
+        return this;
+    }
+
+    @Override
+    public void init(Scope config) {
+    }
+
+    @Override
+    public void postInit(KeycloakSessionFactory factory) {
+    }
+
+    @Override
+    public void close() {
+    }
+
+    @Override
+    public String getId() {
+        return "clear-realm-cache";
+    }
+
+    @Override
+    public Object getResource(KeycloakSession session, RealmModel realm, AdminPermissionEvaluator auth, AdminEventBuilder adminEvent) {
+        return new ClearRealmCacheResource(realm, auth, adminEvent);
+    }
+
+}

model/legacy-services/src/main/java/org/keycloak/services/resources/admin/ClearRealmCacheResource.java

@@ -0,0 +1,63 @@
+/*
+ * Copyright 2022 Red Hat, Inc. and/or its affiliates
+ * and other contributors as indicated by the @author tags.
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+package org.keycloak.services.resources.admin;
+
+import org.keycloak.events.admin.OperationType;
+import org.keycloak.models.KeycloakSession;
+import org.keycloak.models.RealmModel;
+import org.keycloak.models.cache.CacheRealmProvider;
+import org.keycloak.models.cache.UserCache;
+import org.keycloak.services.resources.admin.permissions.AdminPermissionEvaluator;
+
+import javax.ws.rs.POST;
+import javax.ws.rs.core.Context;
+
+/**
+ * Clear user cache.
+ */
+public class ClearRealmCacheResource {
+    protected RealmModel realm;
+
+    protected AdminPermissionEvaluator auth;
+
+    protected AdminEventBuilder adminEvent;
+
+    @Context
+    protected KeycloakSession session;
+
+    public ClearRealmCacheResource(RealmModel realm, AdminPermissionEvaluator auth, AdminEventBuilder adminEvent) {
+        this.auth = auth;
+        this.realm = realm;
+        this.adminEvent = adminEvent;
+    }
+
+    /**
+     * Clear user cache
+     */
+    @POST
+    public void clearRealmCache() {
+        auth.realm().requireManageRealm();
+
+        CacheRealmProvider cache = session.getProvider(CacheRealmProvider.class);
+        if (cache != null) {
+            cache.clear();
+        }
+
+        adminEvent.operation(OperationType.ACTION).resourcePath(session.getContext().getUri()).success();
+    }
+
+}

model/legacy-services/src/main/resources/META-INF/services/org.keycloak.services.resources.admin.ext.AdminRealmResourceProviderFactory

@@ -17,3 +17,4 @@
 
 org.keycloak.services.resources.admin.UserStorageProviderRealmAdminProvider
 org.keycloak.services.resources.admin.ClearUserCacheRealmAdminProvider
+org.keycloak.services.resources.admin.ClearRealmCacheRealmAdminProvider

server-spi-private/src/main/resources/META-INF/services/org.keycloak.provider.Spi

@@ -57,7 +57,6 @@ org.keycloak.executors.ExecutorsSpi
 org.keycloak.theme.ThemeSpi
 org.keycloak.truststore.TruststoreSpi
 org.keycloak.connections.httpclient.HttpClientSpi
-org.keycloak.models.cache.CacheRealmProviderSpi
 org.keycloak.authentication.AuthenticatorSpi
 org.keycloak.authentication.ClientAuthenticatorSpi
 org.keycloak.authentication.RequiredActionSpi

services/src/main/java/org/keycloak/services/resources/admin/RealmAdminResource.java

@@ -85,7 +85,6 @@
 import org.keycloak.models.RequiredActionProviderModel;
 import org.keycloak.models.UserModel;
 import org.keycloak.models.UserSessionModel;
-import org.keycloak.models.cache.CacheRealmProvider;
 import org.keycloak.models.utils.KeycloakModelUtils;
 import org.keycloak.models.utils.ModelToRepresentation;
 import org.keycloak.models.utils.RepresentationToModel;
@@ -1080,23 +1079,6 @@ public RealmRepresentation partialExport(@QueryParam("exportGroupsAndRoles") Boo
         return stripForExport(session, rep);
     }
 
-    /**
-     * Clear realm cache
-     *
-     */
-    @Path("clear-realm-cache")
-    @POST
-    public void clearRealmCache() {
-        auth.realm().requireManageRealm();
-
-        CacheRealmProvider cache = session.getProvider(CacheRealmProvider.class);
-        if (cache != null) {
-            cache.clear();
-        }
-
-        adminEvent.operation(OperationType.ACTION).resourcePath(session.getContext().getUri()).success();
-    }
-
     /**
      * Clear cache of external public keys (Public keys of clients or Identity providers)
      *