Http的状态码以及根据这些状态码分成5种类型 statusCode/100
/*
* Copyright 2002-2013 the original author or authors.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package org.springframework.http;
/**
* Java 5 enumeration of HTTP status codes.
*
*
The HTTP status code series can be retrieved via {@link #series()}.
*
* @author Arjen Poutsma
* @see HttpStatus.Series
* @see HTTP Status Code Registry
* @see List of HTTP status codes - Wikipedia
*/
public enum HttpStatus {
// 1xx Informational
/\*\*
\* {@code 100 Continue}.
\* @see <a href="http://tools.ietf.org/html/rfc2616#section-10.1.1">HTTP/1.1</a>
\*/
CONTINUE(100, "Continue"),
/\*\*
\* {@code 101 Switching Protocols}.
\* @see <a href="http://tools.ietf.org/html/rfc2616#section-10.1.2">HTTP/1.1</a>
\*/
SWITCHING\_PROTOCOLS(101, "Switching Protocols"),
/\*\*
\* {@code 102 Processing}.
\* @see <a href="http://tools.ietf.org/html/rfc2518#section-10.1">WebDAV</a>
\*/
PROCESSING(102, "Processing"),
/\*\*
\* {@code 103 Checkpoint}.
\* @see <a href="http://code.google.com/p/gears/wiki/ResumableHttpRequestsProposal">A proposal for supporting
\* resumable POST/PUT HTTP requests in HTTP/1.0</a>
\*/
CHECKPOINT(103, "Checkpoint"),
// 2xx Success
/\*\*
\* {@code 200 OK}.
\* @see <a href="http://tools.ietf.org/html/rfc2616#section-10.2.1">HTTP/1.1</a>
\*/
OK(200, "OK"),
/\*\*
\* {@code 201 Created}.
\* @see <a href="http://tools.ietf.org/html/rfc2616#section-10.2.2">HTTP/1.1</a>
\*/
CREATED(201, "Created"),
/\*\*
\* {@code 202 Accepted}.
\* @see <a href="http://tools.ietf.org/html/rfc2616#section-10.2.3">HTTP/1.1</a>
\*/
ACCEPTED(202, "Accepted"),
/\*\*
\* {@code 203 Non-Authoritative Information}.
\* @see <a href="http://tools.ietf.org/html/rfc2616#section-10.2.4">HTTP/1.1</a>
\*/
NON\_AUTHORITATIVE\_INFORMATION(203, "Non-Authoritative Information"),
/\*\*
\* {@code 204 No Content}.
\* @see <a href="http://tools.ietf.org/html/rfc2616#section-10.2.5">HTTP/1.1</a>
\*/
NO\_CONTENT(204, "No Content"),
/\*\*
\* {@code 205 Reset Content}.
\* @see <a href="http://tools.ietf.org/html/rfc2616#section-10.2.6">HTTP/1.1</a>
\*/
RESET\_CONTENT(205, "Reset Content"),
/\*\*
\* {@code 206 Partial Content}.
\* @see <a href="http://tools.ietf.org/html/rfc2616#section-10.2.7">HTTP/1.1</a>
\*/
PARTIAL\_CONTENT(206, "Partial Content"),
/\*\*
\* {@code 207 Multi-Status}.
\* @see <a href="http://tools.ietf.org/html/rfc4918#section-13">WebDAV</a>
\*/
MULTI\_STATUS(207, "Multi-Status"),
/\*\*
\* {@code 208 Already Reported}.
\* @see <a href="http://tools.ietf.org/html/rfc5842#section-7.1">WebDAV Binding Extensions</a>
\*/
ALREADY\_REPORTED(208, "Already Reported"),
/\*\*
\* {@code 226 IM Used}.
\* @see <a href="http://tools.ietf.org/html/rfc3229#section-10.4.1">Delta encoding in HTTP</a>
\*/
IM\_USED(226, "IM Used"),
// 3xx Redirection
/\*\*
\* {@code 300 Multiple Choices}.
\* @see <a href="http://tools.ietf.org/html/rfc2616#section-10.3.1">HTTP/1.1</a>
\*/
MULTIPLE\_CHOICES(300, "Multiple Choices"),
/\*\*
\* {@code 301 Moved Permanently}.
\* @see <a href="http://tools.ietf.org/html/rfc2616#section-10.3.2">HTTP/1.1</a>
\*/
MOVED\_PERMANENTLY(301, "Moved Permanently"),
/\*\*
\* {@code 302 Found}.
\* @see <a href="http://tools.ietf.org/html/rfc2616#section-10.3.3">HTTP/1.1</a>
\*/
FOUND(302, "Found"),
/\*\*
\* {@code 302 Moved Temporarily}.
\* @see <a href="http://tools.ietf.org/html/rfc1945#section-9.3">HTTP/1.0</a>
\* @deprecated In favor of {@link #FOUND} which will be returned from {@code HttpStatus.valueOf(302)}
\*/
@Deprecated
MOVED\_TEMPORARILY(302, "Moved Temporarily"),
/\*\*
\* {@code 303 See Other}.
\* @see <a href="http://tools.ietf.org/html/rfc2616#section-10.3.4">HTTP/1.1</a>
\*/
SEE\_OTHER(303, "See Other"),
/\*\*
\* {@code 304 Not Modified}.
\* @see <a href="http://tools.ietf.org/html/rfc2616#section-10.3.5">HTTP/1.1</a>
\*/
NOT\_MODIFIED(304, "Not Modified"),
/\*\*
\* {@code 305 Use Proxy}.
\* @see <a href="http://tools.ietf.org/html/rfc2616#section-10.3.6">HTTP/1.1</a>
\*/
USE\_PROXY(305, "Use Proxy"),
/\*\*
\* {@code 307 Temporary Redirect}.
\* @see <a href="http://tools.ietf.org/html/rfc2616#section-10.3.8">HTTP/1.1</a>
\*/
TEMPORARY\_REDIRECT(307, "Temporary Redirect"),
/\*\*
\* {@code 308 Resume Incomplete}.
\* @see <a href="http://code.google.com/p/gears/wiki/ResumableHttpRequestsProposal">A proposal for supporting
\* resumable POST/PUT HTTP requests in HTTP/1.0</a>
\*/
RESUME\_INCOMPLETE(308, "Resume Incomplete"),
// --- 4xx Client Error ---
/\*\*
\* {@code 400 Bad Request}.
\* @see <a href="http://tools.ietf.org/html/rfc2616#section-10.4.1">HTTP/1.1</a>
\*/
BAD\_REQUEST(400, "Bad Request"),
/\*\*
\* {@code 401 Unauthorized}.
\* @see <a href="http://tools.ietf.org/html/rfc2616#section-10.4.2">HTTP/1.1</a>
\*/
UNAUTHORIZED(401, "Unauthorized"),
/\*\*
\* {@code 402 Payment Required}.
\* @see <a href="http://tools.ietf.org/html/rfc2616#section-10.4.3">HTTP/1.1</a>
\*/
PAYMENT\_REQUIRED(402, "Payment Required"),
/\*\*
\* {@code 403 Forbidden}.
\* @see <a href="http://tools.ietf.org/html/rfc2616#section-10.4.4">HTTP/1.1</a>
\*/
FORBIDDEN(403, "Forbidden"),
/\*\*
\* {@code 404 Not Found}.
\* @see <a href="http://tools.ietf.org/html/rfc2616#section-10.4.5">HTTP/1.1</a>
\*/
NOT\_FOUND(404, "Not Found"),
/\*\*
\* {@code 405 Method Not Allowed}.
\* @see <a href="http://tools.ietf.org/html/rfc2616#section-10.4.6">HTTP/1.1</a>
\*/
METHOD\_NOT\_ALLOWED(405, "Method Not Allowed"),
/\*\*
\* {@code 406 Not Acceptable}.
\* @see <a href="http://tools.ietf.org/html/rfc2616#section-10.4.7">HTTP/1.1</a>
\*/
NOT\_ACCEPTABLE(406, "Not Acceptable"),
/\*\*
\* {@code 407 Proxy Authentication Required}.
\* @see <a href="http://tools.ietf.org/html/rfc2616#section-10.4.8">HTTP/1.1</a>
\*/
PROXY\_AUTHENTICATION\_REQUIRED(407, "Proxy Authentication Required"),
/\*\*
\* {@code 408 Request Timeout}.
\* @see <a href="http://tools.ietf.org/html/rfc2616#section-10.4.9">HTTP/1.1</a>
\*/
REQUEST\_TIMEOUT(408, "Request Timeout"),
/\*\*
\* {@code 409 Conflict}.
\* @see <a href="http://tools.ietf.org/html/rfc2616#section-10.4.10">HTTP/1.1</a>
\*/
CONFLICT(409, "Conflict"),
/\*\*
\* {@code 410 Gone}.
\* @see <a href="http://tools.ietf.org/html/rfc2616#section-10.4.11">HTTP/1.1</a>
\*/
GONE(410, "Gone"),
/\*\*
\* {@code 411 Length Required}.
\* @see <a href="http://tools.ietf.org/html/rfc2616#section-10.4.12">HTTP/1.1</a>
\*/
LENGTH\_REQUIRED(411, "Length Required"),
/\*\*
\* {@code 412 Precondition failed}.
\* @see <a href="http://tools.ietf.org/html/rfc2616#section-10.4.13">HTTP/1.1</a>
\*/
PRECONDITION\_FAILED(412, "Precondition Failed"),
/\*\*
\* {@code 413 Request Entity Too Large}.
\* @see <a href="http://tools.ietf.org/html/rfc2616#section-10.4.14">HTTP/1.1</a>
\*/
REQUEST\_ENTITY\_TOO\_LARGE(413, "Request Entity Too Large"),
/\*\*
\* {@code 414 Request-URI Too Long}.
\* @see <a href="http://tools.ietf.org/html/rfc2616#section-10.4.15">HTTP/1.1</a>
\*/
REQUEST\_URI\_TOO\_LONG(414, "Request-URI Too Long"),
/\*\*
\* {@code 415 Unsupported Media Type}.
\* @see <a href="http://tools.ietf.org/html/rfc2616#section-10.4.16">HTTP/1.1</a>
\*/
UNSUPPORTED\_MEDIA\_TYPE(415, "Unsupported Media Type"),
/\*\*
\* {@code 416 Requested Range Not Satisfiable}.
\* @see <a href="http://tools.ietf.org/html/rfc2616#section-10.4.17">HTTP/1.1</a>
\*/
REQUESTED\_RANGE\_NOT\_SATISFIABLE(416, "Requested range not satisfiable"),
/\*\*
\* {@code 417 Expectation Failed}.
\* @see <a href="http://tools.ietf.org/html/rfc2616#section-10.4.18">HTTP/1.1</a>
\*/
EXPECTATION\_FAILED(417, "Expectation Failed"),
/\*\*
\* {@code 418 I'm a teapot}.
\* @see <a href="http://tools.ietf.org/html/rfc2324#section-2.3.2">HTCPCP/1.0</a>
\*/
I\_AM\_A\_TEAPOT(418, "I'm a teapot"),
/\*\*
\* @deprecated See <a href="http://tools.ietf.org/rfcdiff?difftype=--hwdiff&url2=draft-ietf-webdav-protocol-06.txt">WebDAV Draft Changes</a>
\*/
@Deprecated INSUFFICIENT\_SPACE\_ON\_RESOURCE(419, "Insufficient Space On Resource"),
/\*\*
\* @deprecated See <a href="http://tools.ietf.org/rfcdiff?difftype=--hwdiff&url2=draft-ietf-webdav-protocol-06.txt">WebDAV Draft Changes</a>
\*/
@Deprecated METHOD\_FAILURE(420, "Method Failure"),
/\*\*
\* @deprecated See <a href="http://tools.ietf.org/rfcdiff?difftype=--hwdiff&url2=draft-ietf-webdav-protocol-06.txt">WebDAV Draft Changes</a>
\*/
@Deprecated DESTINATION\_LOCKED(421, "Destination Locked"),
/\*\*
\* {@code 422 Unprocessable Entity}.
\* @see <a href="http://tools.ietf.org/html/rfc4918#section-11.2">WebDAV</a>
\*/
UNPROCESSABLE\_ENTITY(422, "Unprocessable Entity"),
/\*\*
\* {@code 423 Locked}.
\* @see <a href="http://tools.ietf.org/html/rfc4918#section-11.3">WebDAV</a>
\*/
LOCKED(423, "Locked"),
/\*\*
\* {@code 424 Failed Dependency}.
\* @see <a href="http://tools.ietf.org/html/rfc4918#section-11.4">WebDAV</a>
\*/
FAILED\_DEPENDENCY(424, "Failed Dependency"),
/\*\*
\* {@code 426 Upgrade Required}.
\* @see <a href="http://tools.ietf.org/html/rfc2817#section-6">Upgrading to TLS Within HTTP/1.1</a>
\*/
UPGRADE\_REQUIRED(426, "Upgrade Required"),
/\*\*
\* {@code 428 Precondition Required}.
\* @see <a href="http://tools.ietf.org/html/rfc6585#section-3">Additional HTTP Status Codes</a>
\*/
PRECONDITION\_REQUIRED(428, "Precondition Required"),
/\*\*
\* {@code 429 Too Many Requests}.
\* @see <a href="http://tools.ietf.org/html/rfc6585#section-4">Additional HTTP Status Codes</a>
\*/
TOO\_MANY\_REQUESTS(429, "Too Many Requests"),
/\*\*
\* {@code 431 Request Header Fields Too Large}.
\* @see <a href="http://tools.ietf.org/html/rfc6585#section-5">Additional HTTP Status Codes</a>
\*/
REQUEST\_HEADER\_FIELDS\_TOO\_LARGE(431, "Request Header Fields Too Large"),
// --- 5xx Server Error ---
/\*\*
\* {@code 500 Internal Server Error}.
\* @see <a href="http://tools.ietf.org/html/rfc2616#section-10.5.1">HTTP/1.1</a>
\*/
INTERNAL\_SERVER\_ERROR(500, "Internal Server Error"),
/\*\*
\* {@code 501 Not Implemented}.
\* @see <a href="http://tools.ietf.org/html/rfc2616#section-10.5.2">HTTP/1.1</a>
\*/
NOT\_IMPLEMENTED(501, "Not Implemented"),
/\*\*
\* {@code 502 Bad Gateway}.
\* @see <a href="http://tools.ietf.org/html/rfc2616#section-10.5.3">HTTP/1.1</a>
\*/
BAD\_GATEWAY(502, "Bad Gateway"),
/\*\*
\* {@code 503 Service Unavailable}.
\* @see <a href="http://tools.ietf.org/html/rfc2616#section-10.5.4">HTTP/1.1</a>
\*/
SERVICE\_UNAVAILABLE(503, "Service Unavailable"),
/\*\*
\* {@code 504 Gateway Timeout}.
\* @see <a href="http://tools.ietf.org/html/rfc2616#section-10.5.5">HTTP/1.1</a>
\*/
GATEWAY\_TIMEOUT(504, "Gateway Timeout"),
/\*\*
\* {@code 505 HTTP Version Not Supported}.
\* @see <a href="http://tools.ietf.org/html/rfc2616#section-10.5.6">HTTP/1.1</a>
\*/
HTTP\_VERSION\_NOT\_SUPPORTED(505, "HTTP Version not supported"),
/\*\*
\* {@code 506 Variant Also Negotiates}
\* @see <a href="http://tools.ietf.org/html/rfc2295#section-8.1">Transparent Content Negotiation</a>
\*/
VARIANT\_ALSO\_NEGOTIATES(506, "Variant Also Negotiates"),
/\*\*
\* {@code 507 Insufficient Storage}
\* @see <a href="http://tools.ietf.org/html/rfc4918#section-11.5">WebDAV</a>
\*/
INSUFFICIENT\_STORAGE(507, "Insufficient Storage"),
/\*\*
\* {@code 508 Loop Detected}
\* @see <a href="http://tools.ietf.org/html/rfc5842#section-7.2">WebDAV Binding Extensions</a>
\*/
LOOP\_DETECTED(508, "Loop Detected"),
/\*\*
\* {@code 509 Bandwidth Limit Exceeded}
\*/
BANDWIDTH\_LIMIT\_EXCEEDED(509, "Bandwidth Limit Exceeded"),
/\*\*
\* {@code 510 Not Extended}
\* @see <a href="http://tools.ietf.org/html/rfc2774#section-7">HTTP Extension Framework</a>
\*/
NOT\_EXTENDED(510, "Not Extended"),
/\*\*
\* {@code 511 Network Authentication Required}.
\* @see <a href="http://tools.ietf.org/html/rfc6585#section-6">Additional HTTP Status Codes</a>
\*/
NETWORK\_AUTHENTICATION\_REQUIRED(511, "Network Authentication Required");
private final int value;
private final String reasonPhrase;
private HttpStatus(int value, String reasonPhrase) {
this.value = value;
this.reasonPhrase = reasonPhrase;
}
/\*\*
\* Return the integer value of this status code.
\*/
public int value() {
return this.value;
}
/\*\*
\* Return the reason phrase of this status code.
\*/
public String getReasonPhrase() {
return reasonPhrase;
}
/\*\*
\* Returns the HTTP status series of this status code.
\* @see HttpStatus.Series
\*/
public Series series() {
return Series.valueOf(this);
}
/\*\*
\* Return a string representation of this status code.
\*/
@Override
public String toString() {
return Integer.toString(value);
}
/\*\*
\* Return the enum constant of this type with the specified numeric value.
\* @param statusCode the numeric value of the enum to be returned
\* @return the enum constant with the specified numeric value
\* @throws IllegalArgumentException if this enum has no constant for the specified numeric value
\*/
public static HttpStatus valueOf(int statusCode) {
for (HttpStatus status : values()) {
if (status.value == statusCode) {
return status;
}
}
throw new IllegalArgumentException("No matching constant for \[" + statusCode + "\]");
}
/\*\*
\* Java 5 enumeration of HTTP status series.
\* <p>Retrievable via {@link HttpStatus#series()}.
\*/
public static enum Series {
INFORMATIONAL(1),
SUCCESSFUL(2),
REDIRECTION(3),
CLIENT\_ERROR(4),
SERVER\_ERROR(5);
private final int value;
private Series(int value) {
this.value = value;
}
/\*\*
\* Return the integer value of this status series. Ranges from 1 to 5.
\*/
public int value() {
return this.value;
}
public static Series valueOf(int status) {
int seriesCode = status / 100;
for (Series series : values()) {
if (series.value == seriesCode) {
return series;
}
}
throw new IllegalArgumentException("No matching constant for \[" + status + "\]");
}
public static Series valueOf(HttpStatus status) {
return valueOf(status.value);
}
}
}
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