return hashCode;
        }

        @Override
        public boolean equals(Object obj) {
            if (this == obj) {
                return true;
            }
            if (!(obj instanceof GAKey)) {
                return false;
            }

            GAKey other = (GAKey) obj;
            return Objects.equals(artifactId, other.artifactId) && Objects.equals(groupId, other.groupId);