fixed Null pointer exception

components/apimgt-extensions/org.wso2.carbon.apimgt.webapp.publisher/src/main/java/org/wso2/carbon/apimgt/webapp/publisher/lifecycle/util/AnnotationProcessor.java

@@ -74,6 +74,7 @@ public class AnnotationProcessor {
     private static final String SWAGGER_ANNOTATIONS_PROPERTIES_VALUE = "value";
     private static final String ANNOTATIONS_SCOPES = "scopes";
     private static final String ANNOTATIONS_SCOPE = "scope";
+    private static final String DEFAULT_SCOPE_NAME = "default admin scope";
     private static final String DEFAULT_SCOPE_KEY = "perm:admin";
     private static final String DEFAULT_SCOPE_PERMISSION = "/permision/device-mgt";
 
@@ -280,8 +281,11 @@ public class AnnotationProcessor {
                         if (scope != null) {
                             resource.setScope(scope);
                         } else {
-                            log.error("Scope is not defined for '" + makeContextURLReady(resourceRootContext) +
+                            log.warn("Scope is not defined for '" + makeContextURLReady(resourceRootContext) +
                                     makeContextURLReady(subCtx) + "' endpoint, hence assigning the default scope");
+                            scope = new Scope();
+                            scope.setName(DEFAULT_SCOPE_NAME);
+                            scope.setDescription(DEFAULT_SCOPE_NAME);
                             scope.setKey(DEFAULT_SCOPE_KEY);
                             scope.setRoles(DEFAULT_SCOPE_PERMISSION);
                             resource.setScope(scope);

components/device-mgt/org.wso2.carbon.device.mgt.core/src/main/java/org/wso2/carbon/device/mgt/core/config/permission/AnnotationProcessor.java

@@ -71,7 +71,8 @@ public class AnnotationProcessor {
     private static final String SWAGGER_ANNOTATIONS_PROPERTIES_PERMISSIONS = "permissions";
     private static final String ANNOTATIONS_SCOPES = "scopes";
     private static final String ANNOTATIONS_SCOPE = "scope";
-
+    private static final String DEFAULT_PERM_NAME = "default";
+    private static final String DEFAULT_PERM = "/device-mgt";
     private static final String PERMISSION_PREFIX = "/permission/admin";
 
     private StandardContext context;
@@ -392,9 +393,15 @@ public class AnnotationProcessor {
                             .getMethod(SWAGGER_ANNOTATIONS_PROPERTIES_VALUE, null), null);
                     if (!scopeKey.isEmpty()) {
                         scope = apiScopes.get(scopeKey);
-                        permission.setName(scope.getName());
-                        //TODO: currently permission tree supports only adding one permission per API point.
-                        permission.setPath(scope.getRoles().split(" ")[0]);
+                        if (scope != null) {
+                            permission.setName(scope.getName());
+                            //TODO: currently permission tree supports only adding one permission per API point.
+                            permission.setPath(scope.getRoles().split(" ")[0]);
+                        } else {
+                            log.warn("No Scope mapping is done for scope key: " + scopeKey);
+                            permission.setName(DEFAULT_PERM_NAME);
+                            permission.setPath(DEFAULT_PERM);
+                        }
                     }
                 }
             }