}
        }
    }

    private void addScopes(Collection<String> scopes) {
        if (scopes != null) {
            for (String scope : scopes) {
                addScope(scope);
            }
        }
    }

    private void addScope(String scope) {
        this.scopes.add(scope);

        addScopeInternal(scope);
    }

    public Set<String> getScopes() {
        return scopes;
    }