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This package contains all Java interfaces and annotations to interact with Microsoft Azure functions runtime.

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/**
 * Copyright (c) Microsoft Corporation. All rights reserved.
 * Licensed under the MIT License. See License.txt in the project root for
 * license information.
 */

package com.microsoft.azure.functions;

/**
 * Enum to represent HTTP Status codes.
 *
 * @author Bruno Borges
 * @since 1.0
 */
public enum HttpStatus {

    // HTTP Status 100+
    CONTINUE(100), SWITCHING_PROTOCOLS(101), PROCESSING(102), CHECKPOINT(103),

    // HTTP Status 200+
    OK(200), CREATED(201), ACCEPTED(202), NON_AUTHORITATIVE_INFORMATION(203), NO_CONTENT(204), RESET_CONTENT(205),
    PARTIAL_CONTENT(206), MULTI_STATUS(207), ALREADY_REPORTED(208), IM_USED(226),

    // HTTP Status 300+
    MULTIPLE_CHOICES(300), MOVED_PERMANENTLY(301), FOUND(302), SEE_OTHER(303), NOT_MODIFIED(304),
    TEMPORARY_REDIRECT(307), PERMANENT_REDIRECT(308),

    // HTTP Status 400+
    BAD_REQUEST(400), UNAUTHORIZED(401), PAYMENT_REQUIRED(402), FORBIDDEN(403), NOT_FOUND(404), METHOD_NOT_ALLOWED(405),
    NOT_ACCEPTABLE(406), PROXY_AUTHENTICATION_REQUIRED(407), REQUEST_TIMEOUT(408), CONFLICT(409), GONE(410),
    LENGTH_REQUIRED(411), PRECONDITION_FAILED(412), PAYLOAD_TOO_LARGE(413), URI_TOO_LONG(414),
    UNSUPPORTED_MEDIA_TYPE(415), REQUESTED_RANGE_NOT_SATISFIABLE(416), EXPECTATION_FAILED(417), I_AM_A_TEAPOT(418),
    UNPROCESSABLE_ENTITY(422), LOCKED(423), FAILED_DEPENDENCY(424), UPGRADE_REQUIRED(426), PRECONDITION_REQUIRED(428),
    TOO_MANY_REQUESTS(429), REQUEST_HEADER_FIELDS_TOO_LARGE(431), UNAVAILABLE_FOR_LEGAL_REASONS(451),

    // HTTP Status 500+
    INTERNAL_SERVER_ERROR(500), NOT_IMPLEMENTED(501), BAD_GATEWAY(502), SERVICE_UNAVAILABLE(503), GATEWAY_TIMEOUT(504),
    HTTP_VERSION_NOT_SUPPORTED(505), VARIANT_ALSO_NEGOTIATES(506), INSUFFICIENT_STORAGE(507), LOOP_DETECTED(508),
    BANDWIDTH_LIMIT_EXCEEDED(509), NOT_EXTENDED(510), NETWORK_AUTHENTICATION_REQUIRED(511);

    private final int value;

    HttpStatus(int value) {
        this.value = value;
    }

    /**
     * Returns the code of this HTTPStatus enum.
     *
     * @return int value for this http status
     */
    public int value() {
        return this.value;
    }

    /**
     * Maps the int code to an HttpStatus enum.
     *
     * @param value for http code
     * @return HttpStatus enum
     */
    public static HttpStatus valueOf(int value) {
        for (HttpStatus status : HttpStatus.values()) {
            if (value == status.value)
                return status;
        }

        throw new IllegalArgumentException("HTTP Status code unknown: " + value);
    }
}