**FastAPI** provides several tools to help you deal with **Security** easily, rapidly, in a standard way, without having to study and learn all the security specifications.

But first, let's check some small concepts.

## In a hurry? { #in-a-hurry }

If you don't care about any of these terms and you just need to add security with authentication based on username and password *right now*, skip to the next chapters.

    //                                                                              ======
    @Override
    protected int delegateSelectCountUniquely(final ConditionBean cb) {
        // #pending check response and cast problem
        final SearchRequestBuilder builder = client.prepareSearch(asEsIndex());
        final EsAbstractConditionBean esCb = (EsAbstractConditionBean) cb;
        if (esCb.getPreference() != null) {

  }

  /*
   * Whenever an implementation uses `instanceof` on a parameter instance, the test has to know that
   * (so much for "black box") and try instances that both do and don't pass the check. The "don't"
   * half of that is more awkward to arrange...
   */
  private static <T> Iterable<T> iterable(Collection<T> collection) {
    // return collection::iterator;
    return new Iterable<T>() {

                return analyzeResponse.getTokens();
            } catch (final IllegalArgumentException e) {
                return analyze(text, field, lang);
            }
        }
    }

    /**
     * Check if the language is supported.
     * @param lang Language
     * @return True if the language is supported
     */
    public static boolean isSupportedLanguage(final String lang) {

     */
    protected int alloc_hint = 0;
    /**
     * The result code of the DCERPC operation
     */
    protected int result = 0;

    /**
     * Checks if a specific flag is set
     * @param flag the flag to check
     * @return true if the flag is set, false otherwise
     */
    public boolean isFlagSet(final int flag) {
        return (flags & flag) == flag;
    }

    /**

    /**
     * Get a URL stream handler for SMB URLs
     *
     * @return an URL handler using this context
     */
    URLStreamHandler getUrlHandler();

    /**
     * Check if default credentials are configured
     *
     * @return whether default credentials are available
     */
    boolean hasDefaultCredentials();

    /**
     * Create a child context with default credentials

        if ((s.length() > 1) && s.startsWith("0")) {
            return null;
        }
        return tryParseInt(s);
    }

    private static Integer tryParseInt(String s) {
        // for performance, check digits instead of relying later on catching NumberFormatException
        if (!isDigits(s)) {
            return null;
        }

        try {
            long longValue = Long.parseLong(s);

		Description:    "The SelectRequest entity is missing a required parameter. Check the service documentation and try again.",
		HTTPStatusCode: http.StatusBadRequest,
	},
	ErrObjectSerializationConflict: {
		Code:           "ObjectSerializationConflict",
		Description:    "The SelectRequest entity can only contain one of CSV or JSON. Check the service documentation and try again.",
		HTTPStatusCode: http.StatusBadRequest,
	},

  }

  /*
   * Whenever an implementation uses `instanceof` on a parameter instance, the test has to know that
   * (so much for "black box") and try instances that both do and don't pass the check. The "don't"
   * half of that is more awkward to arrange...
   */
  private static <T> Iterable<T> iterable(Collection<T> collection) {
    // return collection::iterator;
    return new Iterable<T>() {

			p.DiscoveryDoc.ScopesSupported = scopes
		}

		// Check if claim name is the non-default value and role policy is set.
		if p.ClaimName != policy.PolicyName && p.RolePolicy != "" {
			// In the unlikely event that the user specifies
			// `policy.PolicyName` as the claim name explicitly and sets
			// a role policy, this check is thwarted, but we will be using
			// the role policy anyway.