一,概述:
1XX 100-101 消息提示
2XX 200-206 成功 200(OK)
3XX 300-305 重定向 302(found)一个链接到宁外一链接,304(NotModified)资源没有改变还是使用上次的缓存,
4XX 400-415 客户端错误 401(unauthorized)需要授权认证,403(forbidden)禁止访问,404()没有找到资源,405(Method not allowed)方法不可用(get/post)
413(Request Entity Too Large)请求的数据过大
5XX 500-505 服务端错误 500(Internal ServerError)服务列表错误,502(bad gateway)网关发生了错误,503(service Unavailable)服务器不可以 ,504(Gate TimeOut)放回超时
二,详细描述:
// 1xx Informational
CONTINUE(100, "Continue"),
SWITCHING_PROTOCOLS(101, "Switching Protocols"),
PROCESSING(102, "Processing"),
CHECKPOINT(103, "Checkpoint"),
// 2xx Success
OK(200, "OK"),
CREATED(201, "Created"),
ACCEPTED(202, "Accepted"),
NON_AUTHORITATIVE_INFORMATION(203, "Non-Authoritative Information"),
NO_CONTENT(204, "No Content"),
RESET_CONTENT(205, "Reset Content"),
PARTIAL_CONTENT(206, "Partial Content"),
MULTI_STATUS(207, "Multi-Status"),
ALREADY_REPORTED(208, "Already Reported"),
IM_USED(226, "IM Used"),
// 3xx Redirection
MULTIPLE_CHOICES(300, "Multiple Choices"),
MOVED_PERMANENTLY(301, "Moved Permanently"),
FOUND(302, "Found"),
@Deprecated
MOVED_TEMPORARILY(302, "Moved Temporarily"),
SEE_OTHER(303, "See Other"),
NOT_MODIFIED(304, "Not Modified"),
@Deprecated
USE_PROXY(305, "Use Proxy"),
TEMPORARY_REDIRECT(307, "Temporary Redirect"),
PERMANENT_REDIRECT(308, "Permanent Redirect"),
// --- 4xx Client Error ---
BAD_REQUEST(400, "Bad Request"),
UNAUTHORIZED(401, "Unauthorized"),
PAYMENT_REQUIRED(402, "Payment Required"),
FORBIDDEN(403, "Forbidden"),
NOT_FOUND(404, "Not Found"),
METHOD_NOT_ALLOWED(405, "Method Not Allowed"),
NOT_ACCEPTABLE(406, "Not Acceptable"),
PROXY_AUTHENTICATION_REQUIRED(407, "Proxy Authentication Required"),
REQUEST_TIMEOUT(408, "Request Timeout"),
CONFLICT(409, "Conflict"),
GONE(410, "Gone"),
LENGTH_REQUIRED(411, "Length Required"),
PRECONDITION_FAILED(412, "Precondition Failed"),
PAYLOAD_TOO_LARGE(413, "Payload Too Large"),
@Deprecated
REQUEST_ENTITY_TOO_LARGE(413, "Request Entity Too Large"),
URI_TOO_LONG(414, "URI Too Long"),
@Deprecated
REQUEST_URI_TOO_LONG(414, "Request-URI Too Long"),
UNSUPPORTED_MEDIA_TYPE(415, "Unsupported Media Type"),
REQUESTED_RANGE_NOT_SATISFIABLE(416, "Requested range not satisfiable"),
EXPECTATION_FAILED(417, "Expectation Failed"),
I_AM_A_TEAPOT(418, "I'm a teapot"),
@Deprecated
INSUFFICIENT_SPACE_ON_RESOURCE(419, "Insufficient Space On Resource"),
@Deprecated
METHOD_FAILURE(420, "Method Failure"),
@Deprecated
DESTINATION_LOCKED(421, "Destination Locked"),
UNPROCESSABLE_ENTITY(422, "Unprocessable Entity"),
LOCKED(423, "Locked"),
FAILED_DEPENDENCY(424, "Failed Dependency"),
UPGRADE_REQUIRED(426, "Upgrade Required"),
PRECONDITION_REQUIRED(428, "Precondition Required"),
TOO_MANY_REQUESTS(429, "Too Many Requests"),
REQUEST_HEADER_FIELDS_TOO_LARGE(431, "Request Header Fields Too Large"),
UNAVAILABLE_FOR_LEGAL_REASONS(451, "Unavailable For Legal Reasons"),
// --- 5xx Server Error ---
INTERNAL_SERVER_ERROR(500, "Internal Server Error"),
NOT_IMPLEMENTED(501, "Not Implemented"),
BAD_GATEWAY(502, "Bad Gateway"),
SERVICE_UNAVAILABLE(503, "Service Unavailable"),
GATEWAY_TIMEOUT(504, "Gateway Timeout"),
HTTP_VERSION_NOT_SUPPORTED(505, "HTTP Version not supported"),
VARIANT_ALSO_NEGOTIATES(506, "Variant Also Negotiates"),
INSUFFICIENT_STORAGE(507, "Insufficient Storage"),
LOOP_DETECTED(508, "Loop Detected"),
BANDWIDTH_LIMIT_EXCEEDED(509, "Bandwidth Limit Exceeded"),
NOT_EXTENDED(510, "Not Extended"),
NETWORK_AUTHENTICATION_REQUIRED(511, "Network Authentication Required");