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Status codes from return from server




Http Response codes as specified in Servlet API (www.sun.java)
CODE
DISCRIPTION
100
Indicating the client can continue.
101
Indicating the server is switching protocols according to Upgrade header.
200
Indicating the request succeeded normally.
201
Indicating the request succeeded and created a new resource on the server.
202
Indicating that a request was accepted for processing, but was not completed.
203
Indicating that the meta information presented by the client did not originate from the server.
204
Indicating that the request succeeded but that there was no new information to return.
205
Indicating that the agent SHOULD reset the document view which caused the request to be sent.
206
Indicating that the server has fulfilled the partial GET request for the resource.
300
Indicating that the requested resource corresponds to any one of a set of representations, each with its own specific location.
301
Indicating that the resource has permanently moved to a new location, and that future references should use a new URI with their requests.
302
Indicating that the resource reside temporarily under a different URI.
303
Indicating that the response to the request can be found under a different URI.
304
Indicating that a conditional GET operation found that the resource was available and not modified.
305
Indicating that the requested resource MUST be accessed through the proxy given by the Location field.
307
Indicating that the requested resource resides temporarily under a different URI.
400
Indicating the request sent by the client was syntactically incorrect.
401
Indicating that the request requires HTTP authentication.
402
 Reserved for future use.
403
Indicating the server understood the request but refused to fulfill it.
404
Indicating that the requested resource is not available.
405
Indicating that the method specified in the Request-Line is not allowed for the resource identified by the Request-URI.(e.g. if Method is GET but there is no doGet() method)
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 headers sent in the request.
407
Indicating that the client MUST first authenticate itself with the proxy.
408
Indicating that the client did not produce a request within the time that the server was prepared to wait.
409
Indicating that the request could not be completed due to a conflict with the current state of the resource.
410
Indicating that the resource is no longer available at the server and no forwarding address is known.
411
Indicating that the request cannot be handled without a defined Content-Length.
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.
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.
414
Indicating that the server is refusing to service the request because the Request-URI is longer than the server is willing to interpret.
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.
416
Indicating that the server cannot serve the requested byte range.
417
Indicating that the server could not meet the expectation given in the Expect request header.
500
Indicating an error inside the HTTP server which prevented it from fulfilling the request.
501
Indicating the HTTP server does not support the functionality needed to fulfill the request.
502
Indicating that the HTTP server received an invalid response from a server it consulted when acting as a proxy or gateway.
503
Indicating that the HTTP server is temporarily overloaded, and unable to handle the request.
504
Indicating that the server did not receive a timely response from the upstream server while acting as a gateway or proxy.
505
Indicating that the server does not support or refuses to support the HTTP protocol version that was used in the request message.

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