@Size(max = 10)
    public String suggestDocuments;

    @Min(0)
    @Max(100000)
    @ValidateTypeFailure
    public Integer purgeSuggestSearchLogDay;

    @Size(max = 1000)
    public String ldapProviderUrl;

    @Size(max = 1000)
    public String ldapSecurityPrincipal;

    @Size(max = 1000)
    public String ldapAdminSecurityPrincipal;

    @Size(max = 1000)