(技巧提示)HTTP错误请求代码一览[http,response,error code]

static int SC_ACCEPTED
Status code (202) indicating that a request was accepted for processing, but was not completed.

static int SC_BAD_GATEWAY
Status code (502) indicating that the HTTP server received an invalid response from a server it consulted when acting as a proxy or gateway.

static int SC_BAD_REQUEST
Status code (400) indicating the request sent by the client was syntactically incorrect.

static int SC_CONFLICT
Status code (409) indicating that the request could not be completed due to a conflict with the current state of the resource.

static int SC_CONTINUE
Status code (100) indicating the client can continue.

static int SC_CREATED
Status code (201) indicating the request succeeded and created a new resource on the server.

static int SC_FORBIDDEN
Status code (403) indicating the server understood the request but refused to fulfill it.

static int SC_GATEWAY_TIMEOUT
Status code (504) indicating that the server did not receive a timely response from the upstream server while acting as a gateway or proxy.

static int SC_GONE
Status code (410) indicating that the resource is no longer available at the server and no forwarding address is known.

static int SC_HTTP_VERSION_NOT_SUPPORTED
Status code (505) indicating that the server does not support or refuses to support the HTTP protocol version that was used in the request message.

static int SC_INTERNAL_SERVER_ERROR
Status code (500) indicating an error inside the HTTP server which prevented it from fulfilling the request.

static int SC_LENGTH_REQUIRED
Status code (411) indicating that the request cannot be handled without a defined Content-Length.

static int SC_METHOD_NOT_ALLOWED
Status code (405) indicating that the method specified in the Request-Line is not allowed for the resource identified by the Request-URI.

static int SC_MOVED_PERMANENTLY
Status code (301) indicating that the resource has permanently moved to a new location, and that future references should use a new URI with their requests.

static int SC_MOVED_TEMPORARILY
Status code (302) indicating that the resource has temporarily moved to another location, but that future references should still use the original URI to access the resource.

static int SC_MULTIPLE_CHOICES
Status code (300) indicating that the requested resource corresponds to any one of a set of representations, each with its own specific location.

static int SC_NO_CONTENT
Status code (204) indicating that the request succeeded but that there was no new information to return.

static int SC_NON_AUTHORITATIVE_INFORMATION
Status code (203) indicating that the meta information presented by the client did not originate from the server.

static int SC_NOT_ACCEPTABLE
Status code (406) indicating that the resource identified by the request is only capable of generating response entities which have content characteristics not acceptable according to the accept headerssent in the request.

static int SC_NOT_FOUND
Status code (404) indicating that the requested resource is not available.

static int SC_NOT_IMPLEMENTED
Status code (501) indicating the HTTP server does not support the functionality needed to fulfill the request.

static int SC_NOT_MODIFIED
Status code (304) indicating that a conditional GET operation found that the resource was available and not modified.

static int SC_OK
Status code (200) indicating the request succeeded normally.

static int SC_PARTIAL_CONTENT
Status code (206) indicating that the server has fulfilled the partial GET request for the resource.

static int SC_PAYMENT_REQUIRED
Status code (402) reserved for future use.

static int SC_PRECONDITION_FAILED
Status code (412) indicating that the precondition given in one or more of the request-header fields evaluated to false when it was tested on the server.

static int SC_PROXY_AUTHENTICATION_REQUIRED
Status code (407) indicating that the client MUST first authenticate itself with the proxy.

static int SC_REQUEST_ENTITY_TOO_LARGE
Status code (413) indicating that the server is refusing to process the request because the request entity is larger than the server is willing or able to process.

static int SC_REQUEST_TIMEOUT
Status code (408) indicating that the client did not produce a requestwithin the time that the server was prepared to wait.

static int SC_REQUEST_URI_TOO_LONG
Status code (414) indicating that the server is refusing to service the request because the Request-URI is longer than the server is willing to interpret.

static int SC_RESET_CONTENT
Status code (205) indicating that the agent SHOULD reset the document view which caused the request to be sent.

static int SC_SEE_OTHER
Status code (303) indicating that the response to the request can be found under a different URI.

static int SC_SERVICE_UNAVAILABLE
Status code (503) indicating that the HTTP server is temporarily overloaded, and unable to handle the request.

static int SC_SWITCHING_PROTOCOLS
Status code (101) indicating the server is switching protocols according to Upgrade header.

static int SC_UNAUTHORIZED
Status code (401) indicating that the request requires HTTP authentication.

static int SC_UNSUPPORTED_MEDIA_TYPE
Status code (415) indicating that the server is refusing to service the request because the entity of the request is in a format not supported by the requested resource for the requested method.

static int SC_USE_PROXY
Status code (305) indicating that the requested resource MUST be accessed through the proxy given by the Location field.