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/*
* JBoss, Home of Professional Open Source.
* Copyright 2014 Red Hat, Inc., and individual contributors
* as indicated by the @author tags.
*
* 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 io.undertow.util;
/**
* @author Stuart Douglas
*/
public class StatusCodes {
//chosen simply because it gives no collisions
//if more codes are added this will need to be re-evaluated
private static final int SIZE = 0x2df;
private static final Entry[] TABLE = new Entry[SIZE];
public static final int CONTINUE = 100;
public static final int SWITCHING_PROTOCOLS = 101;
public static final int PROCESSING = 102;
public static final int OK = 200;
public static final int CREATED = 201;
public static final int ACCEPTED = 202;
public static final int NON_AUTHORITATIVE_INFORMATION = 203;
public static final int NO_CONTENT = 204;
public static final int RESET_CONTENT = 205;
public static final int PARTIAL_CONTENT = 206;
public static final int MULTI_STATUS = 207;
public static final int ALREADY_REPORTED = 208;
public static final int IM_USED = 226;
public static final int MULTIPLE_CHOICES = 300;
public static final int MOVED_PERMANENTLY = 301;
@Deprecated //typo, but left in for now due to backwards compat
public static final int MOVED_PERMENANTLY = MOVED_PERMANENTLY;
public static final int FOUND = 302;
public static final int SEE_OTHER = 303;
public static final int NOT_MODIFIED = 304;
public static final int USE_PROXY = 305;
public static final int TEMPORARY_REDIRECT = 307;
public static final int PERMANENT_REDIRECT = 308;
public static final int BAD_REQUEST = 400;
public static final int UNAUTHORIZED = 401;
public static final int PAYMENT_REQUIRED = 402;
public static final int FORBIDDEN = 403;
public static final int NOT_FOUND = 404;
public static final int METHOD_NOT_ALLOWED = 405;
public static final int NOT_ACCEPTABLE = 406;
public static final int PROXY_AUTHENTICATION_REQUIRED = 407;
public static final int REQUEST_TIME_OUT = 408;
public static final int CONFLICT = 409;
public static final int GONE = 410;
public static final int LENGTH_REQUIRED = 411;
public static final int PRECONDITION_FAILED = 412;
public static final int REQUEST_ENTITY_TOO_LARGE = 413;
public static final int REQUEST_URI_TOO_LARGE = 414;
public static final int UNSUPPORTED_MEDIA_TYPE = 415;
public static final int REQUEST_RANGE_NOT_SATISFIABLE = 416;
public static final int EXPECTATION_FAILED = 417;
public static final int UNPROCESSABLE_ENTITY = 422;
public static final int LOCKED = 423;
public static final int FAILED_DEPENDENCY = 424;
public static final int UPGRADE_REQUIRED = 426;
public static final int PRECONDITION_REQUIRED = 428;
public static final int TOO_MANY_REQUESTS = 429;
public static final int REQUEST_HEADER_FIELDS_TOO_LARGE = 431;
public static final int INTERNAL_SERVER_ERROR = 500;
public static final int NOT_IMPLEMENTED = 501;
public static final int BAD_GATEWAY = 502;
public static final int SERVICE_UNAVAILABLE = 503;
public static final int GATEWAY_TIME_OUT = 504;
public static final int HTTP_VERSION_NOT_SUPPORTED = 505;
public static final int INSUFFICIENT_STORAGE = 507;
public static final int LOOP_DETECTED = 508;
public static final int NOT_EXTENDED = 510;
public static final int NETWORK_AUTHENTICATION_REQUIRED = 511;
public static final String CONTINUE_STRING = "Continue";
public static final String SWITCHING_PROTOCOLS_STRING = "Switching Protocols";
public static final String PROCESSING_STRING = "Processing";
public static final String OK_STRING = "OK";
public static final String CREATED_STRING = "Created";
public static final String ACCEPTED_STRING = "Accepted";
public static final String NON_AUTHORITATIVE_INFORMATION_STRING = "Non-Authoritative Information";
public static final String NO_CONTENT_STRING = "No Content";
public static final String RESET_CONTENT_STRING = "Reset Content";
public static final String PARTIAL_CONTENT_STRING = "Partial Content";
public static final String MULTI_STATUS_STRING = "Multi-Status";
public static final String ALREADY_REPORTED_STRING = "Already Reported";
public static final String IM_USED_STRING = "IM Used";
public static final String MULTIPLE_CHOICES_STRING = "Multiple Choices";
public static final String MOVED_PERMANENTLY_STRING = "Moved Permanently";
public static final String FOUND_STRING = "Found";
public static final String SEE_OTHER_STRING = "See Other";
public static final String NOT_MODIFIED_STRING = "Not Modified";
public static final String USE_PROXY_STRING = "Use Proxy";
public static final String TEMPORARY_REDIRECT_STRING = "Temporary Redirect";
public static final String PERMANENT_REDIRECT_STRING = "Permanent Redirect";
public static final String BAD_REQUEST_STRING = "Bad Request";
public static final String UNAUTHORIZED_STRING = "Unauthorized";
public static final String PAYMENT_REQUIRED_STRING = "Payment Required";
public static final String FORBIDDEN_STRING = "Forbidden";
public static final String NOT_FOUND_STRING = "Not Found";
public static final String METHOD_NOT_ALLOWED_STRING = "Method Not Allowed";
public static final String NOT_ACCEPTABLE_STRING = "Not Acceptable";
public static final String PROXY_AUTHENTICATION_REQUIRED_STRING = "Proxy Authentication Required";
public static final String REQUEST_TIME_OUT_STRING = "Request Time-out";
public static final String CONFLICT_STRING = "Conflict";
public static final String GONE_STRING = "Gone";
public static final String LENGTH_REQUIRED_STRING = "Length Required";
public static final String PRECONDITION_FAILED_STRING = "Precondition Failed";
public static final String REQUEST_ENTITY_TOO_LARGE_STRING = "Request Entity Too Large";
public static final String REQUEST_URI_TOO_LARGE_STRING = "Request-URI Too Large";
public static final String UNSUPPORTED_MEDIA_TYPE_STRING = "Unsupported Media Type";
public static final String REQUEST_RANGE_NOT_SATISFIABLE_STRING = "Requested range not satisfiable";
public static final String EXPECTATION_FAILED_STRING = "Expectation Failed";
public static final String UNPROCESSABLE_ENTITY_STRING = "Unprocessable Entity";
public static final String LOCKED_STRING = "Locked";
public static final String FAILED_DEPENDENCY_STRING = "Failed Dependency";
public static final String UPGRADE_REQUIRED_STRING = "Upgrade Required";
public static final String PRECONDITION_REQUIRED_STRING = "Precondition Required";
public static final String TOO_MANY_REQUESTS_STRING = "Too Many Requests";
public static final String REQUEST_HEADER_FIELDS_TOO_LARGE_STRING = "Request Header Fields Too Large";
public static final String INTERNAL_SERVER_ERROR_STRING = "Internal Server Error";
public static final String NOT_IMPLEMENTED_STRING = "Not Implemented";
public static final String BAD_GATEWAY_STRING = "Bad Gateway";
public static final String SERVICE_UNAVAILABLE_STRING = "Service Unavailable";
public static final String GATEWAY_TIME_OUT_STRING = "Gateway Time-out";
public static final String HTTP_VERSION_NOT_SUPPORTED_STRING = "HTTP Version not supported";
public static final String INSUFFICIENT_STORAGE_STRING = "Insufficient Storage";
public static final String LOOP_DETECTED_STRING = "Loop Detected";
public static final String NOT_EXTENDED_STRING = "Not Extended";
public static final String NETWORK_AUTHENTICATION_REQUIRED_STRING = "Network Authentication Required";
static {
putCode(CONTINUE, CONTINUE_STRING);
putCode(SWITCHING_PROTOCOLS, SWITCHING_PROTOCOLS_STRING);
putCode(PROCESSING, PROCESSING_STRING);
putCode(OK, OK_STRING);
putCode(CREATED, CREATED_STRING);
putCode(ACCEPTED, ACCEPTED_STRING);
putCode(NON_AUTHORITATIVE_INFORMATION, NON_AUTHORITATIVE_INFORMATION_STRING);
putCode(NO_CONTENT, NO_CONTENT_STRING);
putCode(RESET_CONTENT, RESET_CONTENT_STRING);
putCode(PARTIAL_CONTENT, PARTIAL_CONTENT_STRING);
putCode(MULTI_STATUS, MULTI_STATUS_STRING);
putCode(ALREADY_REPORTED, ALREADY_REPORTED_STRING);
putCode(IM_USED, IM_USED_STRING);
putCode(MULTIPLE_CHOICES, MULTIPLE_CHOICES_STRING);
putCode(MOVED_PERMANENTLY, MOVED_PERMANENTLY_STRING);
putCode(FOUND, FOUND_STRING);
putCode(SEE_OTHER, SEE_OTHER_STRING);
putCode(NOT_MODIFIED, NOT_MODIFIED_STRING);
putCode(USE_PROXY, USE_PROXY_STRING);
putCode(TEMPORARY_REDIRECT, TEMPORARY_REDIRECT_STRING);
putCode(PERMANENT_REDIRECT, PERMANENT_REDIRECT_STRING);
putCode(BAD_REQUEST, BAD_REQUEST_STRING);
putCode(UNAUTHORIZED, UNAUTHORIZED_STRING);
putCode(PAYMENT_REQUIRED, PAYMENT_REQUIRED_STRING);
putCode(FORBIDDEN, FORBIDDEN_STRING);
putCode(NOT_FOUND, NOT_FOUND_STRING);
putCode(METHOD_NOT_ALLOWED, METHOD_NOT_ALLOWED_STRING);
putCode(NOT_ACCEPTABLE, NOT_ACCEPTABLE_STRING);
putCode(PROXY_AUTHENTICATION_REQUIRED, PROXY_AUTHENTICATION_REQUIRED_STRING);
putCode(REQUEST_TIME_OUT, REQUEST_TIME_OUT_STRING);
putCode(CONFLICT, CONFLICT_STRING);
putCode(GONE, GONE_STRING);
putCode(LENGTH_REQUIRED, LENGTH_REQUIRED_STRING);
putCode(PRECONDITION_FAILED, PRECONDITION_FAILED_STRING);
putCode(REQUEST_ENTITY_TOO_LARGE, REQUEST_ENTITY_TOO_LARGE_STRING);
putCode(REQUEST_URI_TOO_LARGE, REQUEST_URI_TOO_LARGE_STRING);
putCode(UNSUPPORTED_MEDIA_TYPE, UNSUPPORTED_MEDIA_TYPE_STRING);
putCode(REQUEST_RANGE_NOT_SATISFIABLE, REQUEST_RANGE_NOT_SATISFIABLE_STRING);
putCode(EXPECTATION_FAILED, EXPECTATION_FAILED_STRING);
putCode(UNPROCESSABLE_ENTITY, UNPROCESSABLE_ENTITY_STRING);
putCode(LOCKED, LOCKED_STRING);
putCode(FAILED_DEPENDENCY, FAILED_DEPENDENCY_STRING);
putCode(UPGRADE_REQUIRED, UPGRADE_REQUIRED_STRING);
putCode(PRECONDITION_REQUIRED, PRECONDITION_REQUIRED_STRING);
putCode(TOO_MANY_REQUESTS, TOO_MANY_REQUESTS_STRING);
putCode(REQUEST_HEADER_FIELDS_TOO_LARGE, REQUEST_HEADER_FIELDS_TOO_LARGE_STRING);
putCode(INTERNAL_SERVER_ERROR, INTERNAL_SERVER_ERROR_STRING);
putCode(NOT_IMPLEMENTED, NOT_IMPLEMENTED_STRING);
putCode(BAD_GATEWAY, BAD_GATEWAY_STRING);
putCode(SERVICE_UNAVAILABLE, SERVICE_UNAVAILABLE_STRING);
putCode(GATEWAY_TIME_OUT, GATEWAY_TIME_OUT_STRING);
putCode(HTTP_VERSION_NOT_SUPPORTED, HTTP_VERSION_NOT_SUPPORTED_STRING);
putCode(INSUFFICIENT_STORAGE, INSUFFICIENT_STORAGE_STRING);
putCode(LOOP_DETECTED, LOOP_DETECTED_STRING);
putCode(NOT_EXTENDED, NOT_EXTENDED_STRING);
putCode(NETWORK_AUTHENTICATION_REQUIRED, NETWORK_AUTHENTICATION_REQUIRED_STRING);
}
private static void putCode(int code, String reason) {
Entry e = new Entry(reason, code);
int h = code & SIZE;
if(TABLE[h] != null) {
throw new IllegalArgumentException("hash collision");
}
TABLE[h] = e;
}
private StatusCodes() {
}
public static final String getReason(final int code) {
final int hash = code & SIZE;
if (hash == SIZE) {
return "Unknown";
}
final Entry result = TABLE[hash];
if (result == null || result.code != code) {
return "Unknown";
} else {
return result.reason;
}
}
private static final class Entry {
final String reason;
final int code;
private Entry(final String reason, final int code) {
this.reason = reason;
this.code = code;
}
}
}
