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// Marshaller.h
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// -*- mode: c++; c-basic-offset:4 -*-
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// This file is part of libdap, A C++ implementation of the OPeNDAP Data
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// Access Protocol.
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// Copyright (c) 2002,2003 OPeNDAP, Inc.
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// Author: Patrick West <pwest@ucar.edu>
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//
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// This library is free software; you can redistribute it and/or
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// modify it under the terms of the GNU Lesser General Public
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// License as published by the Free Software Foundation; either
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// version 2.1 of the License, or (at your option) any later version.
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//
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// This library is distributed in the hope that it will be useful,
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// but WITHOUT ANY WARRANTY; without even the implied warranty of
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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// Lesser General Public License for more details.
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//
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// You should have received a copy of the GNU Lesser General Public
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// License along with this library; if not, write to the Free Software
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// Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
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//
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// You can contact OPeNDAP, Inc. at PO Box 112, Saunderstown, RI. 02874-0112.
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// (c) COPYRIGHT URI/MIT 1994-1999
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// Please read the full copyright statement in the file COPYRIGHT_URI.
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//
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// Authors:
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// pwest Patrick West <pwest@ucar.edu>
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#ifndef A_Marshaller_h
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#define A_Marshaller_h 1
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#include <string>
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#include <vector>
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#include "DapObj.h"
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#include "Type.h"
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#include "dods-datatypes.h"
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#include "InternalErr.h"
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namespace libdap {
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class Vector;
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/** @brief abstract base class used to marshal/serialize dap data objects
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*/
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class Marshaller: public DapObj {
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public:
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virtual void put_byte(dods_byte val) = 0;
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virtual void put_int16(dods_int16 val) = 0;
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virtual void put_int32(dods_int32 val) = 0;
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virtual void put_float32(dods_float32 val) = 0;
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virtual void put_float64(dods_float64 val) = 0;
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virtual void put_uint16(dods_uint16 val) = 0;
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virtual void put_uint32(dods_uint32 val) = 0;
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virtual void put_str(const std::string &val) = 0;
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virtual void put_url(const std::string &val) = 0;
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virtual void put_opaque(char *val, unsigned int len) = 0;
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virtual void put_int(int val) = 0;
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virtual void put_vector(char *val, int num, Vector &vec) = 0;
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virtual void put_vector(char *val, int num, int width, Vector &vec) = 0;
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/**
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* Write the prefix bytes for a vector and reset the state/counter for
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* a vector/array that will be written using put_vector_part() and
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* put_vector_end().
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*
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* @param num The number of elements to write
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*/
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virtual void put_vector_start(int /*num*/) {
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throw InternalErr(__FILE__, __LINE__, "Not Implemented yet");
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}// = 0;
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/**
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* Write one part of a vector's contents.
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*
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* @param val Pointer to the part's values
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* @param num The number of values in this part
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* @param width The number of bytes per value
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* @param type The DAP2 data type for each value
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*/
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virtual void put_vector_part(char */*val*/, unsigned int /*num*/, int /*width*/, Type /*type*/) {
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throw InternalErr(__FILE__, __LINE__, "Not Implemented yet");
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}// = 0;
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/**
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* Close a vector written using put_vector_part()
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*/
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virtual void put_vector_end() {
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throw InternalErr(__FILE__, __LINE__, "Not Implemented yet");
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}// = 0;
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virtual void dump(std::ostream &strm) const = 0;
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};
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} // namespace libdap
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#endif // A_Marshaller_h
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