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/*
 * Copyright 2008 Google Inc.
 * 
 * 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 com.google.gwt.http.client;

/**
 * Wrapper which provides access to the components of an HTTP response.
 * 
 * 

Required Module

* Modules that use this class should inherit * com.google.gwt.http.HTTP. * * {@gwt.include com/google/gwt/examples/http/InheritsExample.gwt.xml} */ public abstract class Response { public static final int SC_ACCEPTED = 202; public static final int SC_BAD_GATEWAY = 502; public static final int SC_BAD_REQUEST = 400; public static final int SC_CONFLICT = 409; public static final int SC_CONTINUE = 100; public static final int SC_CREATED = 201; public static final int SC_EXPECTATION_FAILED = 417; public static final int SC_FORBIDDEN = 403; public static final int SC_GATEWAY_TIMEOUT = 504; public static final int SC_GONE = 410; public static final int SC_HTTP_VERSION_NOT_SUPPORTED = 505; public static final int SC_INTERNAL_SERVER_ERROR = 500; public static final int SC_LENGTH_REQUIRED = 411; public static final int SC_METHOD_NOT_ALLOWED = 405; public static final int SC_MOVED_PERMANENTLY = 301; public static final int SC_MOVED_TEMPORARILY = 302; public static final int SC_MULTIPLE_CHOICES = 300; public static final int SC_NO_CONTENT = 204; public static final int SC_NON_AUTHORITATIVE_INFORMATION = 203; public static final int SC_NOT_ACCEPTABLE = 406; public static final int SC_NOT_FOUND = 404; public static final int SC_NOT_IMPLEMENTED = 501; public static final int SC_NOT_MODIFIED = 304; public static final int SC_OK = 200; public static final int SC_PARTIAL_CONTENT = 206; public static final int SC_PAYMENT_REQUIRED = 402; public static final int SC_PRECONDITION_FAILED = 412; public static final int SC_PROXY_AUTHENTICATION_REQUIRED = 407; public static final int SC_REQUEST_ENTITY_TOO_LARGE = 413; public static final int SC_REQUESTED_RANGE_NOT_SATISFIABLE = 416; public static final int SC_RESET_CONTENT = 205; public static final int SC_SEE_OTHER = 303; public static final int SC_SERVICE_UNAVAILABLE = 503; public static final int SC_SWITCHING_PROTOCOLS = 101; public static final int SC_TEMPORARY_REDIRECT = 307; public static final int SC_UNAUTHORIZED = 401; public static final int SC_UNSUPPORTED_MEDIA_TYPE = 415; public static final int SC_USE_PROXY = 305; /** * Returns the value of the requested header or null if the header was not * specified. * * @param header the header to query for * @return the value of response header * * @throws IllegalArgumentException if the header name is empty * @throws NullPointerException if the header name is null */ public abstract String getHeader(String header); /** * Returns an array of HTTP headers associated with this response. * * @return array of HTTP headers; returns zero length array if there are no * headers */ public abstract Header[] getHeaders(); /** * Returns all headers as a single string. The individual headers are * delimited by a CR (U+000D) LF (U+000A) pair. An individual header is * formatted according to RFC 2616. * * @return all headers as a single string delimited by CRLF pairs */ public abstract String getHeadersAsString(); /** * Returns the HTTP status code that is part of this response. *

* The value will be 0 if the request failed (e.g. network error, or the * server disallowed the request) or * has been aborted (this will generally be the case when leaving the page). * * @return the HTTP status code or 0 */ public abstract int getStatusCode(); /** * Returns the HTTP status message text. * * @return the HTTP status message text */ public abstract String getStatusText(); /** * Returns the text associated with the response. * * @return the response text */ public abstract String getText(); }





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