fix bug https://issues.jboss.org/browse/KEYCLOAK-3474

adapters/oidc/spring-security/src/main/java/org/keycloak/adapters/springsecurity/filter/KeycloakAuthenticatedActionsFilter.java

@@ -0,0 +1,90 @@
+package org.keycloak.adapters.springsecurity.filter;
+
+import java.io.IOException;
+
+import javax.servlet.FilterChain;
+import javax.servlet.ServletException;
+import javax.servlet.ServletRequest;
+import javax.servlet.ServletResponse;
+import javax.servlet.http.HttpServletRequest;
+import javax.servlet.http.HttpServletResponse;
+
+/*
+ * Copyright 2016 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.
+ */
+
+import org.keycloak.adapters.AdapterDeploymentContext;
+import org.keycloak.adapters.AuthenticatedActionsHandler;
+import org.keycloak.adapters.NodesRegistrationManagement;
+import org.keycloak.adapters.OIDCHttpFacade;
+import org.keycloak.adapters.spi.HttpFacade;
+import org.keycloak.adapters.springsecurity.facade.SimpleHttpFacade;
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
+import org.springframework.beans.BeansException;
+import org.springframework.context.ApplicationContext;
+import org.springframework.context.ApplicationContextAware;
+import org.springframework.web.filter.GenericFilterBean;
+
+/**
+ * Exposes a Keycloak adapter {@link AuthenticatedActionsHandler} as a Spring Security filter.
+ *
+ * @author <a href="mailto:srossillo@smartling.com">Scott Rossillo</a>
+ * @version $Revision: 1 $
+ */
+public class KeycloakAuthenticatedActionsFilter extends GenericFilterBean implements ApplicationContextAware {
+
+    private static final Logger log = LoggerFactory.getLogger(KeycloakAuthenticatedActionsFilter.class);
+
+    private final NodesRegistrationManagement management = new NodesRegistrationManagement();
+    private ApplicationContext applicationContext;
+    private AdapterDeploymentContext deploymentContext;
+
+    
+    public KeycloakAuthenticatedActionsFilter() {
+        super();
+    }
+
+    @Override
+    protected void initFilterBean() throws ServletException {
+        deploymentContext = applicationContext.getBean(AdapterDeploymentContext.class);
+    }
+
+    @Override
+    public void destroy() {
+        log.debug("Unregistering deployment");
+        management.stop();
+    }
+
+    @Override
+    public void doFilter(ServletRequest request, ServletResponse response, FilterChain chain)
+            throws IOException, ServletException {
+
+        HttpFacade facade = new SimpleHttpFacade((HttpServletRequest)request, (HttpServletResponse)response);
+        AuthenticatedActionsHandler handler = new AuthenticatedActionsHandler(deploymentContext.resolveDeployment(facade), (OIDCHttpFacade)facade);
+        boolean handled = handler.handledRequest();
+        if (handled) {
+            log.debug("Authenticated filter handled request: {}", ((HttpServletRequest) request).getRequestURI());
+        } else {
+            chain.doFilter(request, response);
+        }
+    }
+
+    @Override
+    public void setApplicationContext(ApplicationContext applicationContext) throws BeansException {
+        this.applicationContext = applicationContext;
+    }
+}