public synchronized int hashCode() {
        if (__hashCodeCalc) {
            return 0;
        }
        __hashCodeCalc = true;
        int _hashCode = 1;
        if (getId() != null) {
            _hashCode += getId().hashCode();
        }
        if (getType() != null) {
            _hashCode += getType().hashCode();
        }
        if (getTarget_id() != null) {
            _hashCode += getTarget_id().hashCode();
        }
        __hashCodeCalc = false;
        return _hashCode;
    }
public synchronized int hashCode()