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java-web-planet / jawn - A simple web framework in Java
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package net.javapla.jawn.core;
import java.util.HashMap;
import java.util.Map;
/**
* HTTP status codes.
*
*
* This code has been kindly borrowed from
* Spring.
*
*
* @author Arjen Poutsma
* @see HTTP Status Code Registry
* @see List of HTTP status codes - Wikipedia
*/
public class Status {
private static final Map statusMap = new HashMap<>();
// 1xx Informational
/**
* {@code 100 Continue}.
*
* @see HTTP/1.1
*/
public static final Status CONTINUE = new Status(100, "Continue");
/**
* {@code 101 Switching Protocols}.
*
* @see HTTP/1.1
*/
public static final Status SWITCHING_PROTOCOLS = new Status(101, "Switching Protocols");
/**
* {@code 102 Processing}.
*
* @see WebDAV
*/
public static final Status PROCESSING = new Status(102, "Processing");
/**
* {@code 103 Checkpoint}.
*
* @see A
* proposal for
* supporting resumable POST/PUT HTTP requests in HTTP/1.0
*/
public static final Status CHECKPOINT = new Status(103, "Checkpoint");
// 2xx Success
/**
* {@code 200 OK}.
*
* @see HTTP/1.1
*/
public static final Status OK = new Status(200, "Success");
/**
* {@code 201 Created}.
*
* @see HTTP/1.1
*/
public static final Status CREATED = new Status(201, "Created");
/**
* {@code 202 Accepted}.
*
* @see HTTP/1.1
*/
public static final Status ACCEPTED = new Status(202, "Accepted");
/**
* {@code 203 Non-Authoritative Information}.
*
* @see HTTP/1.1
*/
public static final Status NON_AUTHORITATIVE_INFORMATION = new Status(203, "Non-Authoritative Information");
/**
* {@code 204 No Content}.
*
* @see HTTP/1.1
*/
public static final Status NO_CONTENT = new Status(204, "No Content");
/**
* {@code 205 Reset Content}.
*
* @see HTTP/1.1
*/
public static final Status RESET_CONTENT = new Status(205, "Reset Content");
/**
* {@code 206 Partial Content}.
*
* @see HTTP/1.1
*/
public static final Status PARTIAL_CONTENT = new Status(206, "Partial Content");
/**
* {@code 207 Multi-Status}.
*
* @see WebDAV
*/
public static final Status MULTI_STATUS = new Status(207, "Multi-Status");
/**
* {@code 208 Already Reported}.
*
* @see WebDAV
* Binding Extensions
*/
public static final Status ALREADY_REPORTED = new Status(208, "Already Reported");
/**
* {@code 226 IM Used}.
*
* @see Delta
* encoding in HTTP
*/
public static final Status IM_USED = new Status(226, "IM Used");
// 3xx Redirection
/**
* {@code 300 Multiple Choices}.
*
* @see HTTP/1.1
*/
public static final Status MULTIPLE_CHOICES = new Status(300, "Multiple Choices");
/**
* {@code 301 Moved Permanently}.
*
* @see HTTP/1.1
*/
public static final Status MOVED_PERMANENTLY = new Status(301, "Moved Permanently");
/**
* {@code 302 Found}.
*
* @see HTTP/1.1
*/
public static final Status FOUND = new Status(302, "Found");
/**
* {@code 303 See Other}.
*
* @see HTTP/1.1
*/
public static final Status SEE_OTHER = new Status(303, "See Other");
/**
* {@code 304 Not Modified}.
*
* @see HTTP/1.1
*/
public static final Status NOT_MODIFIED = new Status(304, "Not Modified");
/**
* {@code 305 Use Proxy}.
*
* @see HTTP/1.1
*/
public static final Status USE_PROXY = new Status(305, "Use Proxy");
/**
* {@code 307 Temporary Redirect}.
*
* @see HTTP/1.1
*/
public static final Status TEMPORARY_REDIRECT = new Status(307, "Temporary Redirect");
/**
* {@code 308 Resume Incomplete}.
*
* @see A
* proposal for
* supporting resumable POST/PUT HTTP requests in HTTP/1.0
*/
public static final Status RESUME_INCOMPLETE = new Status(308, "Resume Incomplete");
// --- 4xx Client Error ---
/**
* {@code 400 Bad Request}.
*
* @see HTTP/1.1
*/
public static final Status BAD_REQUEST = new Status(400, "Bad Request");
/**
* {@code 401 Unauthorized}.
*
* @see HTTP/1.1
*/
public static final Status UNAUTHORIZED = new Status(401, "Unauthorized");
/**
* {@code 402 Payment Required}.
*
* @see HTTP/1.1
*/
public static final Status PAYMENT_REQUIRED = new Status(402, "Payment Required");
/**
* {@code 403 Forbidden}.
*
* @see HTTP/1.1
*/
public static final Status FORBIDDEN = new Status(403, "Forbidden");
/**
* {@code 404 Not Found}.
*
* @see HTTP/1.1
*/
public static final Status NOT_FOUND = new Status(404, "Not Found");
/**
* {@code 405 Method Not Allowed}.
*
* @see HTTP/1.1
*/
public static final Status METHOD_NOT_ALLOWED = new Status(405, "Method Not Allowed");
/**
* {@code 406 Not Acceptable}.
*
* @see HTTP/1.1
*/
public static final Status NOT_ACCEPTABLE = new Status(406, "Not Acceptable");
/**
* {@code 407 Proxy Authentication Required}.
*
* @see HTTP/1.1
*/
public static final Status PROXY_AUTHENTICATION_REQUIRED = new Status(407, "Proxy Authentication Required");
/**
* {@code 408 Request Timeout}.
*
* @see HTTP/1.1
*/
public static final Status REQUEST_TIMEOUT = new Status(408, "Request Timeout");
/**
* {@code 409 Conflict}.
*
* @see HTTP/1.1
*/
public static final Status CONFLICT = new Status(409, "Conflict");
/**
* {@code 410 Gone}.
*
* @see HTTP/1.1
*/
public static final Status GONE = new Status(410, "Gone");
/**
* {@code 411 Length Required}.
*
* @see HTTP/1.1
*/
public static final Status LENGTH_REQUIRED = new Status(411, "Length Required");
/**
* {@code 412 Precondition failed}.
*
* @see HTTP/1.1
*/
public static final Status PRECONDITION_FAILED = new Status(412, "Precondition Failed");
/**
* {@code 413 Request Entity Too Large}.
*
* @see HTTP/1.1
*/
public static final Status REQUEST_ENTITY_TOO_LARGE = new Status(413, "Request Entity Too Large");
/**
* {@code 414 Request-URI Too Long}.
*
* @see HTTP/1.1
*/
public static final Status REQUEST_URI_TOO_LONG = new Status(414, "Request-URI Too Long");
/**
* {@code 415 Unsupported Media Type}.
*
* @see HTTP/1.1
*/
public static final Status UNSUPPORTED_MEDIA_TYPE = new Status(415, "Unsupported Media Type");
/**
* {@code 416 Requested Range Not Satisfiable}.
*
* @see HTTP/1.1
*/
public static final Status REQUESTED_RANGE_NOT_SATISFIABLE = new Status(416, "Requested range not satisfiable");
/**
* {@code 417 Expectation Failed}.
*
* @see HTTP/1.1
*/
public static final Status EXPECTATION_FAILED = new Status(417, "Expectation Failed");
/**
* {@code 418 I'm a teapot}.
*
* @see HTCPCP/1.0
*/
public static final Status I_AM_A_TEAPOT = new Status(418, "I'm a teapot");
/**
* {@code 422 Unprocessable Entity}.
*
* @see WebDAV
*/
public static final Status UNPROCESSABLE_ENTITY = new Status(422, "Unprocessable Entity");
/**
* {@code 423 Locked}.
*
* @see WebDAV
*/
public static final Status LOCKED = new Status(423, "Locked");
/**
* {@code 424 Failed Dependency}.
*
* @see WebDAV
*/
public static final Status FAILED_DEPENDENCY = new Status(424, "Failed Dependency");
/**
* {@code 426 Upgrade Required}.
*
* @see Upgrading to
* TLS Within
* HTTP/1.1
*/
public static final Status UPGRADE_REQUIRED = new Status(426, "Upgrade Required");
/**
* {@code 428 Precondition Required}.
*
* @see Additional
* HTTP Status Codes
*/
public static final Status PRECONDITION_REQUIRED = new Status(428, "Precondition Required");
/**
* {@code 429 Too Many Requests}.
*
* @see Additional
* HTTP Status Codes
*/
public static final Status TOO_MANY_REQUESTS = new Status(429, "Too Many Requests");
/**
* {@code 431 Request Header Fields Too Large}.
*
* @see Additional
* HTTP Status Codes
*/
public static final Status REQUEST_HEADER_FIELDS_TOO_LARGE = new Status(431, "Request Header Fields Too Large");
// --- 5xx Server Error ---
/**
* {@code 500 Server Error}.
*
* @see HTTP/1.1
*/
public static final Status SERVER_ERROR = new Status(500, "Server Error");
/**
* {@code 501 Not Implemented}.
*
* @see HTTP/1.1
*/
public static final Status NOT_IMPLEMENTED = new Status(501, "Not Implemented");
/**
* {@code 502 Bad Gateway}.
*
* @see HTTP/1.1
*/
public static final Status BAD_GATEWAY = new Status(502, "Bad Gateway");
/**
* {@code 503 Service Unavailable}.
*
* @see HTTP/1.1
*/
public static final Status SERVICE_UNAVAILABLE = new Status(503, "Service Unavailable");
/**
* {@code 504 Gateway Timeout}.
*
* @see HTTP/1.1
*/
public static final Status GATEWAY_TIMEOUT = new Status(504, "Gateway Timeout");
/**
* {@code 505 HTTP Version Not Supported}.
*
* @see HTTP/1.1
*/
public static final Status HTTP_VERSION_NOT_SUPPORTED = new Status(505, "HTTP Version not supported");
/**
* {@code 506 Variant Also Negotiates}
*
* @see Transparent
* Content
* Negotiation
*/
public static final Status VARIANT_ALSO_NEGOTIATES = new Status(506, "Variant Also Negotiates");
/**
* {@code 507 Insufficient Storage}
*
* @see WebDAV
*/
public static final Status INSUFFICIENT_STORAGE = new Status(507, "Insufficient Storage");
/**
* {@code 508 Loop Detected}
*
* @see WebDAV
* Binding Extensions
*/
public static final Status LOOP_DETECTED = new Status(508, "Loop Detected");
/**
* {@code 509 Bandwidth Limit Exceeded}
*/
public static final Status BANDWIDTH_LIMIT_EXCEEDED = new Status(509, "Bandwidth Limit Exceeded");
/**
* {@code 510 Not Extended}
*
* @see HTTP
* Extension Framework
*/
public static final Status NOT_EXTENDED = new Status(510, "Not Extended");
/**
* {@code 511 Network Authentication Required}.
*
* @see Additional
* HTTP Status Codes
*/
public static final Status NETWORK_AUTHENTICATION_REQUIRED = new Status(511, "Network Authentication Required");
private final int value;
private final String reason;
private Status(final int value, final String reason) {
statusMap.put(Integer.valueOf(value), this);
this.value = value;
this.reason = reason;
}
/**
* @return Return the integer value of this status code.
*/
public int value() {
return this.value;
}
/**
* @return True, for status code >= 400.
*/
public boolean isError() {
return this.value >= 400;
}
/**
* @return the reason phrase of this status code.
*/
public String reason() {
return reason;
}
/**
* Return a string representation of this status code.
*/
@Override
public String toString() {
return reason() + " (" + 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 Status valueOf(final int statusCode) {
Integer key = Integer.valueOf(statusCode);
Status status = statusMap.get(key);
return status == null ? new Status(key, key.toString()) : status;
}
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