Added sendError(int) to HttpFacade.Response.

integration/adapter-spi/src/main/java/org/keycloak/adapters/spi/HttpFacade.java

@@ -56,6 +56,7 @@ public interface HttpFacade {
         void resetCookie(String name, String path);
         void setCookie(String name, String value, String path, String domain, int maxAge, boolean secure, boolean httpOnly);
         OutputStream getOutputStream();
+        void sendError(int code);
         void sendError(int code, String message);
 
         /**

integration/jaxrs-oauth-client/src/main/java/org/keycloak/jaxrs/JaxrsHttpFacade.java

@@ -132,6 +132,13 @@ public class JaxrsHttpFacade implements OIDCHttpFacade {
             throw new IllegalStateException("Not supported yet");
         }
 
+        @Override
+        public void sendError(int code) {
+            javax.ws.rs.core.Response response = responseBuilder.status(code).build();
+            requestContext.abortWith(response);
+            responseFinished = true;
+        }
+
         @Override
         public void sendError(int code, String message) {
             javax.ws.rs.core.Response response = responseBuilder.status(code).entity(message).build();

integration/jetty/jetty-adapter-spi/src/main/java/org/keycloak/adapters/jetty/spi/JettyHttpFacade.java

@@ -170,6 +170,15 @@ public class JettyHttpFacade implements HttpFacade {
             }
         }
 
+        @Override
+        public void sendError(int code) {
+            try {
+                response.sendError(code);
+            } catch (IOException e) {
+                throw new RuntimeException(e);
+            }
+        }
+
         @Override
         public void sendError(int code, String message) {
             try {

integration/servlet-adapter-spi/src/main/java/org/keycloak/adapters/servlet/ServletHttpFacade.java

@@ -156,6 +156,15 @@ public class ServletHttpFacade implements HttpFacade {
             }
         }
 
+        @Override
+        public void sendError(int code) {
+            try {
+                response.sendError(code);
+            } catch (IOException e) {
+                throw new RuntimeException(e);
+            }
+        }
+
         @Override
         public void sendError(int code, String message) {
             try {

integration/spring-security/src/main/java/org/keycloak/adapters/springsecurity/facade/WrappedHttpServletResponse.java

@@ -95,6 +95,15 @@ class WrappedHttpServletResponse implements Response {
         }
     }
 
+    @Override
+    public void sendError(int code) {
+        try {
+            response.sendError(code);
+        } catch (IOException e) {
+            throw new RuntimeException("Unable to set HTTP status", e);
+        }
+    }
+
     @Override
     public void sendError(int code, String message) {
         try {

integration/tomcat/tomcat-adapter-spi/src/main/java/org/keycloak/adapters/tomcat/CatalinaHttpFacade.java

@@ -167,6 +167,15 @@ public class CatalinaHttpFacade implements HttpFacade {
             }
         }
 
+        @Override
+        public void sendError(int code) {
+            try {
+                response.sendError(code);
+            } catch (IOException e) {
+                throw new RuntimeException(e);
+            }
+        }
+
         @Override
         public void sendError(int code, String message) {
             try {
@@ -176,6 +185,7 @@ public class CatalinaHttpFacade implements HttpFacade {
             }
         }
 
+
         @Override
         public void end() {
             ended = true;

integration/undertow-adapter-spi/src/main/java/org/keycloak/adapters/undertow/UndertowHttpFacade.java

@@ -170,6 +170,12 @@ public class UndertowHttpFacade implements HttpFacade {
             return exchange.getOutputStream();
         }
 
+        @Override
+        public void sendError(int code) {
+            exchange.setResponseCode(code);
+            exchange.endExchange();
+        }
+
         @Override
         public void sendError(int code, String message) {
             exchange.setResponseCode(code);