1 files changed, 29 insertions, 15 deletions
diff --git a/cmso-service/src/main/java/org/onap/optf/cmso/aaf/AafContainerFilters.java b/cmso-service/src/main/java/org/onap/optf/cmso/aaf/AafContainerFilters.java
index a8d860d..f23dca0 100755
--- a/cmso-service/src/main/java/org/onap/optf/cmso/aaf/AafContainerFilters.java
+++ b/cmso-service/src/main/java/org/onap/optf/cmso/aaf/AafContainerFilters.java
@@ -1,6 +1,7 @@
 /*
  * Copyright (c) 2019 AT&T Intellectual Property.
  * Modifications Copyright © 2018 IBM.
+ * Modifications Copyright © 2020 Nokia.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
@@ -53,30 +54,43 @@ import org.springframework.stereotype.Component;
 @Profile(SpringProfiles.AAF_AUTHENTICATION)
 public class AafContainerFilters implements ContainerRequestFilter {
 
+    private static final String EMPTY_ENTITY_CONTENT = "";
+
     @Autowired
-    AafClientCache aafClientCache;
+    private AafClientCache aafClientCache;
 
     @Override
     public void filter(ContainerRequestContext requestContext) throws IOException {
-        ResponseBuilder builder = null;
-        AuthorizationResult status = null;
-        try {
-            status = aafClientCache.authorize(requestContext);
-        } catch (Exception e) {
-            Observation.report(LogMessages.UNEXPECTED_EXCEPTION, e, e.getMessage());
-            status = AuthorizationResult.AuthenticationFailure;
-        }
-        switch (status) {
+        AuthorizationResult authorizationStatus = getAuthorizationResult(requestContext);
+        switch (authorizationStatus) {
             case AuthenticationFailure:
-                builder = Response.status(Response.Status.UNAUTHORIZED).entity("");
-                builder.header("WWW-Authenticate", "Basic realm=\"Realm\"");
-                throw new WebApplicationException(builder.build());
+                throw new WebApplicationException(createAuthenticationErrorResponse());
             case AuthorizationFailure:
-                builder = Response.status(Response.Status.FORBIDDEN).entity("");
-                throw new WebApplicationException(builder.build());
+                throw new WebApplicationException(createAuthorizationErrorResponse());
             case Authorized:
             case Authenticated:
             default:
         }
     }
+
+    private AuthorizationResult getAuthorizationResult(ContainerRequestContext requestContext) {
+        AuthorizationResult status;
+        try {
+            status = aafClientCache.authorize(requestContext);
+        } catch (Exception e) {
+            Observation.report(LogMessages.UNEXPECTED_EXCEPTION, e, e.getMessage());
+            status = AuthorizationResult.AuthenticationFailure;
+        }
+        return status;
+    }
+
+    private Response createAuthenticationErrorResponse() {
+        ResponseBuilder builder = Response.status(Response.Status.UNAUTHORIZED).entity(EMPTY_ENTITY_CONTENT);
+        builder.header("WWW-Authenticate", "Basic realm=\"Realm\"");
+        return builder.build();
+    }
+
+    private Response createAuthorizationErrorResponse() {
+        return Response.status(Response.Status.FORBIDDEN).entity(EMPTY_ENTITY_CONTENT).build();
+    }
 }