class IdentifiableObject implements Serializable {

    private static final long serialVersionUID = 4691958634895134378L;

    private String uuid;

    public String getUuid() {
        return uuid;
    }

    public void setUuid(String uuid) {
        this.uuid = uuid;
    }

    /**
     * Utility method for determining the UUID is valid or not.
     * @return true if valid, false if not valid
     */
    @JsonIgnore
    public boolean isValid() {<FILL_FUNCTION_BODY>}

}

        try {
            UUID.fromString(uuid);
            return true;
        } catch (IllegalArgumentException e) {
            return false;
        }
    
<no_super_class>