keycloak-aplcache

diff --git a/integration/as7-eap6/adapter/src/main/java/org/keycloak/adapters/as7/AuthenticatedActionsValve.java b/integration/as7-eap6/adapter/src/main/java/org/keycloak/adapters/as7/AuthenticatedActionsValve.java
index e310abf..6ae9fb3 100755
--- a/integration/as7-eap6/adapter/src/main/java/org/keycloak/adapters/as7/AuthenticatedActionsValve.java
+++ b/integration/as7-eap6/adapter/src/main/java/org/keycloak/adapters/as7/AuthenticatedActionsValve.java
@@ -14,6 +14,7 @@ import org.keycloak.representations.SkeletonKeyToken;
 
 import javax.management.ObjectName;
 import javax.servlet.ServletException;
+import javax.servlet.http.HttpServletResponse;
 import java.io.IOException;
 import java.util.Set;
 
@@ -67,7 +68,7 @@ public class AuthenticatedActionsValve extends ValveBase {
     protected void queryBearerToken(Request request, Response response, SkeletonKeySession session) throws IOException, ServletException {
         log.debugv("queryBearerToken {0}", request.getRequestURI());
         if (abortTokenResponse(request, response, session)) return;
-        response.setStatus(200);
+        response.setStatus(HttpServletResponse.SC_OK);
         response.setContentType("text/plain");
         response.getOutputStream().write(session.getTokenString().getBytes());
         response.getOutputStream().flush();
@@ -77,15 +78,15 @@ public class AuthenticatedActionsValve extends ValveBase {
     protected boolean abortTokenResponse(Request request, Response response, SkeletonKeySession session) throws IOException {
         if (session == null) {
             log.debugv("session was null, sending back 401: {0}", request.getRequestURI());
-            response.sendError(401);
+            response.sendError(HttpServletResponse.SC_UNAUTHORIZED);
             return true;
         }
         if (!config.isExposeToken()) {
-            response.setStatus(200);
+            response.setStatus(HttpServletResponse.SC_OK);
             return true;
         }
         if (!config.isCors() && request.getHeader("Origin") != null) {
-            response.setStatus(200);
+            response.setStatus(HttpServletResponse.SC_OK);
             return true;
         }
         return false;
@@ -110,7 +111,7 @@ public class AuthenticatedActionsValve extends ValveBase {
                     log.debugv("allowedOrigins did not contain origin");
 
                 }
-                response.sendError(403);
+                response.sendError(HttpServletResponse.SC_FORBIDDEN);
                 return true;
             }
             log.debugv("returning origin: {0}", origin);

diff --git a/integration/as7-eap6/adapter/src/main/java/org/keycloak/adapters/as7/CatalinaBearerTokenAuthenticator.java b/integration/as7-eap6/adapter/src/main/java/org/keycloak/adapters/as7/CatalinaBearerTokenAuthenticator.java
index c75704f..65db693 100755
--- a/integration/as7-eap6/adapter/src/main/java/org/keycloak/adapters/as7/CatalinaBearerTokenAuthenticator.java
+++ b/integration/as7-eap6/adapter/src/main/java/org/keycloak/adapters/as7/CatalinaBearerTokenAuthenticator.java
@@ -90,14 +90,14 @@ public class CatalinaBearerTokenAuthenticator {
         String surrogate = null;
         if (verifyCaller) {
             if (token.getTrustedCertificates() == null || token.getTrustedCertificates().size() == 0) {
-                response.sendError(400);
+                response.sendError(HttpServletResponse.SC_BAD_REQUEST);
                 throw new LoginException("No trusted certificates in token");
             }
             // for now, we just make sure JBoss Web did two-way SSL
             // assume JBoss Web verifies the client cert
             X509Certificate[] chain = request.getCertificateChain();
             if (chain == null || chain.length == 0) {
-                response.sendError(400);
+                response.sendError(HttpServletResponse.SC_BAD_REQUEST);
                 throw new LoginException("No certificates provided by jboss web to verify the caller");
             }
             surrogate = chain[0].getSubjectX500Principal().getName();
@@ -124,7 +124,7 @@ public class CatalinaBearerTokenAuthenticator {
         }
         response.setHeader("WWW-Authenticate", header.toString());
         try {
-            response.sendError(401);
+            response.sendError(HttpServletResponse.SC_UNAUTHORIZED);
         } catch (IOException e) {
             throw new RuntimeException(e);
         }

diff --git a/integration/as7-eap6/adapter/src/main/java/org/keycloak/adapters/as7/CorsPreflightChecker.java b/integration/as7-eap6/adapter/src/main/java/org/keycloak/adapters/as7/CorsPreflightChecker.java
index e70dbda..80dfaa4 100755
--- a/integration/as7-eap6/adapter/src/main/java/org/keycloak/adapters/as7/CorsPreflightChecker.java
+++ b/integration/as7-eap6/adapter/src/main/java/org/keycloak/adapters/as7/CorsPreflightChecker.java
@@ -5,6 +5,8 @@ import org.apache.catalina.connector.Response;
 import org.jboss.logging.Logger;
 import org.keycloak.representations.adapters.config.AdapterConfig;
 
+import javax.servlet.http.HttpServletResponse;
+
 /**
  * @author <a href="mailto:bill@burkecentral.com">Bill Burke</a>
  * @version $Revision: 1 $
@@ -29,7 +31,7 @@ public class CorsPreflightChecker {
             return false;
         }
         log.debug("Preflight request returning");
-        response.setStatus(200);
+        response.setStatus(HttpServletResponse.SC_OK);
         String origin = request.getHeader("Origin");
         response.setHeader("Access-Control-Allow-Origin", origin);
         response.setHeader("Access-Control-Allow-Credentials", "true");

diff --git a/integration/as7-eap6/adapter/src/main/java/org/keycloak/adapters/as7/KeycloakAuthenticatorValve.java b/integration/as7-eap6/adapter/src/main/java/org/keycloak/adapters/as7/KeycloakAuthenticatorValve.java
index b1a53f2..7c3704f 100755
--- a/integration/as7-eap6/adapter/src/main/java/org/keycloak/adapters/as7/KeycloakAuthenticatorValve.java
+++ b/integration/as7-eap6/adapter/src/main/java/org/keycloak/adapters/as7/KeycloakAuthenticatorValve.java
@@ -126,7 +126,7 @@ public class KeycloakAuthenticatorValve extends FormAuthenticator implements Lif
         String token = StreamUtil.readString(request.getInputStream());
         if (token == null) {
             log.warn("admin request failed, no token");
-            response.sendError(403, "no token");
+            response.sendError(HttpServletResponse.SC_FORBIDDEN, "no token");
             return null;
         }
 
@@ -138,7 +138,7 @@ public class KeycloakAuthenticatorValve extends FormAuthenticator implements Lif
         }
         if (!verified) {
             log.warn("admin request failed, unable to verify token");
-            response.sendError(403, "verification failed");
+            response.sendError(HttpServletResponse.SC_FORBIDDEN, "verification failed");
             return null;
         }
         return input;
@@ -150,12 +150,12 @@ public class KeycloakAuthenticatorValve extends FormAuthenticator implements Lif
             LogoutAction action = JsonSerialization.readValue(token.getContent(), LogoutAction.class);
             if (action.isExpired()) {
                 log.warn("admin request failed, expired token");
-                response.sendError(400, "Expired token");
+                response.sendError(HttpServletResponse.SC_BAD_REQUEST, "Expired token");
                 return;
             }
             if (!resourceMetadata.getResourceName().equals(action.getResource())) {
                 log.warn("Resource name does not match");
-                response.sendError(400, "Resource name does not match");
+                response.sendError(HttpServletResponse.SC_BAD_REQUEST, "Resource name does not match");
                 return;
 
             }
@@ -169,9 +169,9 @@ public class KeycloakAuthenticatorValve extends FormAuthenticator implements Lif
             }
         } catch (Exception e) {
             log.warn("failed to logout", e);
-            response.sendError(500, "Failed to logout");
+            response.sendError(HttpServletResponse.SC_INTERNAL_SERVER_ERROR, "Failed to logout");
         }
-        response.setStatus(204);
+        response.setStatus(HttpServletResponse.SC_NO_CONTENT);
     }
 
     protected boolean bearer(boolean challenge, Request request, HttpServletResponse response) throws LoginException, IOException {
@@ -208,7 +208,7 @@ public class KeycloakAuthenticatorValve extends FormAuthenticator implements Lif
         if (code == null) {
             String error = oauth.getError();
             if (error != null) {
-                response.sendError(400, "OAuth " + error);
+                response.sendError(HttpServletResponse.SC_BAD_REQUEST, "OAuth " + error);
                 return;
             } else {
                 saveRequest(request, request.getSessionInternal(true));

diff --git a/integration/as7-eap6/adapter/src/main/java/org/keycloak/adapters/as7/ServletOAuthLogin.java b/integration/as7-eap6/adapter/src/main/java/org/keycloak/adapters/as7/ServletOAuthLogin.java
index 4394472..8931405 100755
--- a/integration/as7-eap6/adapter/src/main/java/org/keycloak/adapters/as7/ServletOAuthLogin.java
+++ b/integration/as7-eap6/adapter/src/main/java/org/keycloak/adapters/as7/ServletOAuthLogin.java
@@ -170,7 +170,7 @@ public class ServletOAuthLogin {
         Cookie stateCookie = getCookie(realmInfo.getStateCookieName());
 
         if (stateCookie == null) {
-            sendError(400);
+            sendError(HttpServletResponse.SC_BAD_REQUEST);
             log.warn("No state cookie");
             return false;
         }
@@ -185,12 +185,12 @@ public class ServletOAuthLogin {
         // its ok to call request.getParameter() because this should be a redirect
         String state = request.getParameter("state");
         if (state == null) {
-            sendError(400);
+            sendError(HttpServletResponse.SC_BAD_REQUEST);
             log.warn("state parameter was null");
             return false;
         }
         if (!state.equals(stateCookieValue)) {
-            sendError(400);
+            sendError(HttpServletResponse.SC_BAD_REQUEST);
             log.warn("state parameter invalid");
             log.warn("cookie: " + stateCookieValue);
             log.warn("queryParam: " + state);
@@ -229,7 +229,7 @@ public class ServletOAuthLogin {
         } catch (TokenGrantRequest.HttpFailure failure) {
             log.error("failed to turn code into token");
             log.error("status from server: " + failure.getStatus());
-            if (failure.getStatus() == 400 && failure.getError() != null) {
+            if (failure.getStatus() == HttpServletResponse.SC_BAD_REQUEST && failure.getError() != null) {
                 log.error("   " + failure.getError());
             }
             sendError(HttpServletResponse.SC_FORBIDDEN);

diff --git a/integration/jaxrs-oauth-client/src/main/java/org/keycloak/jaxrs/JaxrsBearerTokenFilter.java b/integration/jaxrs-oauth-client/src/main/java/org/keycloak/jaxrs/JaxrsBearerTokenFilter.java
index 6a5cb02..4461f24 100755
--- a/integration/jaxrs-oauth-client/src/main/java/org/keycloak/jaxrs/JaxrsBearerTokenFilter.java
+++ b/integration/jaxrs-oauth-client/src/main/java/org/keycloak/jaxrs/JaxrsBearerTokenFilter.java
@@ -42,7 +42,7 @@ public class JaxrsBearerTokenFilter implements ContainerRequestFilter {
         if (description != null) {
             header.append(", error_description=\"").append(description).append("\"");
         }
-        request.abortWith(Response.status(401).header("WWW-Authenticate", header.toString()).build());
+        request.abortWith(Response.status(Response.Status.UNAUTHORIZED).header(HttpHeaders.WWW_AUTHENTICATE, header.toString()).build());
         return;
     }
 

diff --git a/integration/undertow/src/main/java/org/keycloak/adapters/undertow/AuthenticatedActionsHandler.java b/integration/undertow/src/main/java/org/keycloak/adapters/undertow/AuthenticatedActionsHandler.java
index fb091ed..cc590fb 100755
--- a/integration/undertow/src/main/java/org/keycloak/adapters/undertow/AuthenticatedActionsHandler.java
+++ b/integration/undertow/src/main/java/org/keycloak/adapters/undertow/AuthenticatedActionsHandler.java
@@ -3,6 +3,7 @@ package org.keycloak.adapters.undertow;
 import io.undertow.server.HttpHandler;
 import io.undertow.server.HttpServerExchange;
 import io.undertow.util.Headers;
+import io.undertow.util.StatusCodes;
 import org.jboss.logging.Logger;
 import org.keycloak.SkeletonKeySession;
 import org.keycloak.adapters.AdapterConstants;
@@ -56,7 +57,7 @@ public class AuthenticatedActionsHandler implements HttpHandler {
     protected void queryBearerToken(HttpServerExchange exchange, SkeletonKeySession session) throws IOException, ServletException {
         log.debugv("queryBearerToken {0}",exchange.getRequestURI());
         if (abortTokenResponse(exchange, session)) return;
-        exchange.setResponseCode(200);
+        exchange.setResponseCode(StatusCodes.OK);
         exchange.getResponseHeaders().put(Headers.CONTENT_TYPE, "text/plain");
         exchange.getResponseSender().send(session.getTokenString());
         exchange.endExchange();
@@ -65,17 +66,17 @@ public class AuthenticatedActionsHandler implements HttpHandler {
     protected boolean abortTokenResponse(HttpServerExchange exchange, SkeletonKeySession session) throws IOException {
         if (session == null) {
             log.debugv("session was null, sending back 401: {0}",exchange.getRequestURI());
-            exchange.setResponseCode(200);
+            exchange.setResponseCode(StatusCodes.UNAUTHORIZED);
             exchange.endExchange();
             return true;
         }
         if (!adapterConfig.isExposeToken()) {
-            exchange.setResponseCode(200);
+            exchange.setResponseCode(StatusCodes.OK);
             exchange.endExchange();
             return true;
         }
         if (!adapterConfig.isCors() && exchange.getRequestHeaders().getFirst(Headers.ORIGIN) != null) {
-            exchange.setResponseCode(200);
+            exchange.setResponseCode(StatusCodes.OK);
             exchange.endExchange();
             return true;
         }
@@ -101,12 +102,12 @@ public class AuthenticatedActionsHandler implements HttpHandler {
                     log.debugv("allowedOrigins did not contain origin");
 
                 }
-                exchange.setResponseCode(403);
+                exchange.setResponseCode(StatusCodes.FORBIDDEN);
                 exchange.endExchange();
                 return true;
             }
             log.debugv("returning origin: {0}", origin);
-            exchange.setResponseCode(200);
+            exchange.setResponseCode(StatusCodes.OK);
             exchange.getResponseHeaders().put(PreflightCorsHandler.ACCESS_CONTROL_ALLOW_ORIGIN, origin);
             exchange.getResponseHeaders().put(PreflightCorsHandler.ACCESS_CONTROL_ALLOW_CREDENTIALS, "true");
         } else {

diff --git a/integration/undertow/src/main/java/org/keycloak/adapters/undertow/OAuthAuthenticator.java b/integration/undertow/src/main/java/org/keycloak/adapters/undertow/OAuthAuthenticator.java
index 8cd222d..9c2936c 100755
--- a/integration/undertow/src/main/java/org/keycloak/adapters/undertow/OAuthAuthenticator.java
+++ b/integration/undertow/src/main/java/org/keycloak/adapters/undertow/OAuthAuthenticator.java
@@ -6,6 +6,7 @@ import io.undertow.server.HttpServerExchange;
 import io.undertow.server.handlers.Cookie;
 import io.undertow.server.handlers.CookieImpl;
 import io.undertow.util.Headers;
+import io.undertow.util.StatusCodes;
 import org.jboss.logging.Logger;
 import org.keycloak.RSATokenVerifier;
 import org.keycloak.adapters.config.RealmConfiguration;
@@ -129,14 +130,14 @@ public class OAuthAuthenticator {
             @Override
             public AuthenticationMechanism.ChallengeResult sendChallenge(HttpServerExchange exchange, SecurityContext securityContext) {
                 if (redirect == null) {
-                    return new AuthenticationMechanism.ChallengeResult(true, 403);
+                    return new AuthenticationMechanism.ChallengeResult(true, StatusCodes.FORBIDDEN);
                 }
                 CookieImpl cookie = new CookieImpl(realmInfo.getStateCookieName(), state);
                 //cookie.setPath(getDefaultCookiePath()); todo I don't think we need to set state cookie path as it will be the same redirect
                 cookie.setSecure(realmInfo.isSslRequired());
                 exchange.setResponseCookie(cookie);
                 exchange.getResponseHeaders().put(Headers.LOCATION, redirect);
-                return new AuthenticationMechanism.ChallengeResult(true, 302);
+                return new AuthenticationMechanism.ChallengeResult(true, StatusCodes.FOUND);
             }
         };
     }
@@ -146,7 +147,7 @@ public class OAuthAuthenticator {
 
         if (stateCookie == null) {
             log.warn("No state cookie");
-            return challenge(400);
+            return challenge(StatusCodes.BAD_REQUEST);
         }
         // reset the cookie
         log.info("** reseting application state cookie");
@@ -160,13 +161,13 @@ public class OAuthAuthenticator {
         String state = getQueryParamValue("state");
         if (state == null) {
             log.warn("state parameter was null");
-            return challenge(400);
+            return challenge(StatusCodes.BAD_REQUEST);
         }
         if (!state.equals(stateCookieValue)) {
             log.warn("state parameter invalid");
             log.warn("cookie: " + stateCookieValue);
             log.warn("queryParam: " + state);
-            return challenge(400);
+            return challenge(StatusCodes.BAD_REQUEST);
         }
         return null;
 
@@ -180,7 +181,7 @@ public class OAuthAuthenticator {
             if (error != null) {
                 // todo how do we send a response?
                 log.warn("There was an error: " + error);
-                challenge = challenge(400);
+                challenge = challenge(StatusCodes.BAD_REQUEST);
                 return AuthenticationMechanism.AuthenticationMechanismOutcome.NOT_AUTHENTICATED;
             } else {
                 log.info("redirecting to auth server");
@@ -223,7 +224,7 @@ public class OAuthAuthenticator {
         // abort if not HTTPS
         if (realmInfo.isSslRequired() && !isRequestSecure()) {
             log.error("SSL is required");
-            return challenge(403);
+            return challenge(StatusCodes.FORBIDDEN);
         }
 
         log.info("checking state cookie for after code");
@@ -237,14 +238,14 @@ public class OAuthAuthenticator {
         } catch (TokenGrantRequest.HttpFailure failure) {
             log.error("failed to turn code into token");
             log.error("status from server: " + failure.getStatus());
-            if (failure.getStatus() == 400 && failure.getError() != null) {
+            if (failure.getStatus() == StatusCodes.BAD_REQUEST && failure.getError() != null) {
                 log.error("   " + failure.getError());
             }
-            return challenge(403);
+            return challenge(StatusCodes.FORBIDDEN);
 
         } catch (IOException e) {
             log.error("failed to turn code into token");
-            return challenge(403);
+            return challenge(StatusCodes.FORBIDDEN);
         }
 
         tokenString = tokenResponse.getToken();
@@ -253,7 +254,7 @@ public class OAuthAuthenticator {
             log.debug("Token Verification succeeded!");
         } catch (VerificationException e) {
             log.error("failed verification of token");
-            return challenge(403);
+            return challenge(StatusCodes.FORBIDDEN);
         }
         log.info("successful authenticated");
         return null;

diff --git a/integration/undertow/src/main/java/org/keycloak/adapters/undertow/PreflightCorsHandler.java b/integration/undertow/src/main/java/org/keycloak/adapters/undertow/PreflightCorsHandler.java
index 0bc53b7..8757094 100755
--- a/integration/undertow/src/main/java/org/keycloak/adapters/undertow/PreflightCorsHandler.java
+++ b/integration/undertow/src/main/java/org/keycloak/adapters/undertow/PreflightCorsHandler.java
@@ -4,6 +4,7 @@ import io.undertow.server.HandlerWrapper;
 import io.undertow.server.HttpHandler;
 import io.undertow.server.HttpServerExchange;
 import io.undertow.util.HttpString;
+import io.undertow.util.StatusCodes;
 import org.jboss.logging.Logger;
 import org.keycloak.representations.adapters.config.AdapterConfig;
 
@@ -54,7 +55,7 @@ public class PreflightCorsHandler implements HttpHandler {
             return;
         }
         log.debug("Preflight request returning");
-        exchange.setResponseCode(200);
+        exchange.setResponseCode(StatusCodes.OK);
         String origin = exchange.getRequestHeaders().getFirst("Origin");
         exchange.getResponseHeaders().put(ACCESS_CONTROL_ALLOW_ORIGIN, origin);
         exchange.getResponseHeaders().put(ACCESS_CONTROL_ALLOW_CREDENTIALS, "true");

diff --git a/integration/undertow/src/main/java/org/keycloak/adapters/undertow/ServletAdminActionsHandler.java b/integration/undertow/src/main/java/org/keycloak/adapters/undertow/ServletAdminActionsHandler.java
index aeab1e7..8dcef64 100755
--- a/integration/undertow/src/main/java/org/keycloak/adapters/undertow/ServletAdminActionsHandler.java
+++ b/integration/undertow/src/main/java/org/keycloak/adapters/undertow/ServletAdminActionsHandler.java
@@ -5,6 +5,7 @@ import io.undertow.server.HttpHandler;
 import io.undertow.server.HttpServerExchange;
 import io.undertow.server.session.SessionManager;
 import io.undertow.servlet.handlers.ServletRequestContext;
+import io.undertow.util.StatusCodes;
 import org.jboss.logging.Logger;
 import org.keycloak.adapters.AdapterConstants;
 import org.keycloak.adapters.config.RealmConfiguration;
@@ -53,7 +54,7 @@ public class ServletAdminActionsHandler implements HttpHandler {
         String token = StreamUtil.readString(request.getInputStream());
         if (token == null) {
             log.warn("admin request failed, no token");
-            response.sendError(403, "no token");
+            response.sendError(StatusCodes.FORBIDDEN, "no token");
             return null;
         }
 
@@ -65,7 +66,7 @@ public class ServletAdminActionsHandler implements HttpHandler {
         }
         if (!verified) {
             log.warn("admin request failed, unable to verify token");
-            response.sendError(403, "verification failed");
+            response.sendError(StatusCodes.FORBIDDEN, "verification failed");
             return null;
         }
         return input;

diff --git a/integration/undertow/src/main/java/org/keycloak/adapters/undertow/UserSessionManagement.java b/integration/undertow/src/main/java/org/keycloak/adapters/undertow/UserSessionManagement.java
index 0cc1b8b..1fe98bc 100755
--- a/integration/undertow/src/main/java/org/keycloak/adapters/undertow/UserSessionManagement.java
+++ b/integration/undertow/src/main/java/org/keycloak/adapters/undertow/UserSessionManagement.java
@@ -6,24 +6,19 @@ import io.undertow.server.session.Session;
 import io.undertow.server.session.SessionListener;
 import io.undertow.server.session.SessionManager;
 import io.undertow.servlet.handlers.security.CachedAuthenticatedSessionHandler;
+import io.undertow.util.StatusCodes;
 import org.jboss.logging.Logger;
-import org.keycloak.SkeletonKeySession;
 import org.keycloak.adapters.config.RealmConfiguration;
 import org.keycloak.jose.jws.JWSInput;
-import org.keycloak.jose.jws.crypto.RSAProvider;
 import org.keycloak.representations.adapters.action.LogoutAction;
 import org.keycloak.util.JsonSerialization;
-import org.keycloak.util.StreamUtil;
 
-import javax.servlet.http.HttpServletRequest;
 import javax.servlet.http.HttpServletResponse;
 import javax.servlet.http.HttpSession;
 import java.io.IOException;
 import java.util.ArrayList;
-import java.util.HashMap;
 import java.util.HashSet;
 import java.util.List;
-import java.util.Map;
 import java.util.Set;
 import java.util.concurrent.ConcurrentHashMap;
 
@@ -50,12 +45,12 @@ public class UserSessionManagement implements SessionListener {
             LogoutAction action = JsonSerialization.readValue(token.getContent(), LogoutAction.class);
             if (action.isExpired()) {
                 log.warn("admin request failed, expired token");
-                response.sendError(400, "Expired token");
+                response.sendError(StatusCodes.BAD_REQUEST, "Expired token");
                 return;
             }
             if (!realmInfo.getMetadata().getResourceName().equals(action.getResource())) {
                 log.warn("Resource name does not match");
-                response.sendError(400, "Resource name does not match");
+                response.sendError(StatusCodes.BAD_REQUEST, "Resource name does not match");
                 return;
 
             }
@@ -69,9 +64,9 @@ public class UserSessionManagement implements SessionListener {
             }
         } catch (Exception e) {
             log.warn("failed to logout", e);
-            response.sendError(500, "Failed to logout");
+            response.sendError(StatusCodes.INTERNAL_SERVER_ERROR, "Failed to logout");
         }
-        response.setStatus(204);
+        response.setStatus(StatusCodes.NO_CONTENT);
     }
 
     public void login(SessionManager manager, HttpSession session, String username) {