libdap++ Updated for version 3.8.2

HTTPResponse.h

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00001 
00002 // -*- mode: c++; c-basic-offset:4 -*-
00003 
00004 // This file is part of libdap, A C++ implementation of the OPeNDAP Data
00005 // Access Protocol.
00006 
00007 // Copyright (c) 2002,2003 OPeNDAP, Inc.
00008 // Author: James Gallagher <jgallagher@opendap.org>
00009 //
00010 // This library is free software; you can redistribute it and/or
00011 // modify it under the terms of the GNU Lesser General Public
00012 // License as published by the Free Software Foundation; either
00013 // version 2.1 of the License, or (at your option) any later version.
00014 //
00015 // This library is distributed in the hope that it will be useful,
00016 // but WITHOUT ANY WARRANTY; without even the implied warranty of
00017 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
00018 // Lesser General Public License for more details.
00019 //
00020 // You should have received a copy of the GNU Lesser General Public
00021 // License along with this library; if not, write to the Free Software
00022 // Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
00023 //
00024 // You can contact OPeNDAP, Inc. at PO Box 112, Saunderstown, RI. 02874-0112.
00025 
00026 #ifndef http_response_h
00027 #define http_response_h
00028 
00029 #include <cstdio>
00030 #include <string>
00031 #include <iostream>
00032 #include <algorithm>
00033 #include <iterator>
00034 #include <vector>
00035 
00036 using std::vector ;
00037 
00038 #ifndef response_h
00039 #include "Response.h"
00040 #endif
00041 
00042 #ifndef _debug_h
00043 #include "debug.h"
00044 #endif
00045 
00046 namespace libdap
00047 {
00048 
00049 extern int dods_keep_temps; // defined in HTTPConnect.cc
00050 
00051 extern void close_temp(FILE *s, const string &name);
00052 
00059 class HTTPResponse : public Response
00060 {
00061 private:
00062     vector<string> *d_headers; // Response headers
00063     string d_file;  // Temp file that holds response body
00064 
00065 protected:
00068     HTTPResponse()
00069     {}
00070     HTTPResponse(const HTTPResponse &rs) : Response(rs)
00071     {}
00072     HTTPResponse &operator=(const HTTPResponse &)
00073     {
00074         throw InternalErr(__FILE__, __LINE__, "Unimplemented assignment");
00075     }
00077 
00078 public:
00095     HTTPResponse(FILE *s, int status, vector<string> *h, const string &temp_file)
00096             : Response(s, status), d_headers(h), d_file(temp_file)
00097     {
00098         DBG(cerr << "Headers: " << endl);
00099         DBGN(copy(d_headers->begin(), d_headers->end(),
00100                   ostream_iterator<string>(cerr, "\n")));
00101         DBGN(cerr << "end of headers." << endl);
00102     }
00103 
00107     virtual ~HTTPResponse()
00108     {
00109         DBG(cerr << "Freeing HTTPConnect resources (" + d_file + ")... ");
00110 
00111         if (!dods_keep_temps && !d_file.empty()) {
00112             close_temp(get_stream(), d_file);
00113             set_stream(0);
00114         }
00115 
00116         delete d_headers; d_headers = 0;
00117 
00118         DBGN(cerr << endl);
00119     }
00122     virtual vector<string> *get_headers() const
00123     {
00124         return d_headers;
00125     }
00126     virtual string get_file() const
00127     {
00128         return d_file;
00129     }
00131 
00134     virtual void set_headers(vector<string> *h)
00135     {
00136         d_headers = h;
00137     }
00139 };
00140 
00141 } // namespace libdap
00142 
00143 #endif // http_response_h