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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) 2013 OPeNDAP, Inc.
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// Author: James Gallagher <jgallagher@opendap.org>
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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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#ifndef _d4_opaque_h
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#define _d4_opaque_h 1
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#include <vector>
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#include "BaseType.h"
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#include "InternalErr.h"
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class Crc32;
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namespace libdap
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{
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class D4Opaque: public BaseType
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{
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public:
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typedef std::vector<uint8_t> dods_opaque;
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protected:
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dods_opaque d_buf;
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public:
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D4Opaque(const std::string &n) : BaseType(n, dods_opaque_c, true /*is_dap4*/), d_buf(0) { }
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D4Opaque(const std::string &n, const std::string &d) : BaseType(n, d, dods_opaque_c, true /*is_dap4*/), d_buf(0) { }
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virtual ~D4Opaque() { }
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D4Opaque(const D4Opaque ©_from) : BaseType(copy_from) {
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d_buf = copy_from.d_buf;
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}
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D4Opaque &operator=(const D4Opaque &rhs;;
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virtual BaseType *ptr_duplicate() { return new D4Opaque(*this); }
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virtual void clear_local_data();
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virtual unsigned int width(bool = false) const { return sizeof(vector<uint8_t>); }
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// Return the length of the stored data or zero if no string has been
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// stored in the instance's internal buffer.
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virtual int length() const { return d_buf.size(); }
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// DAP2
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virtual bool serialize(ConstraintEvaluator &, DDS &, Marshaller &, bool = true) {
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throw InternalErr(__FILE__, __LINE__, "Unimplemented method");
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}
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virtual bool deserialize(UnMarshaller &, DDS *, bool = false) {
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throw InternalErr(__FILE__, __LINE__, "Unimplemented method");
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}
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// DAP4
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virtual void compute_checksum(Crc32 &checksum);
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virtual void serialize(D4StreamMarshaller &m, DMR &dmr, /*ConstraintEvaluator &eval,*/ bool filter = false);
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#if 0
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virtual void serialize_no_release(D4StreamMarshaller &m, DMR &dmr, bool filter = false);
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#endif
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virtual void deserialize(D4StreamUnMarshaller &um, DMR &dmr);
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virtual unsigned int val2buf(void *val, bool reuse = false);
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virtual unsigned int buf2val(void **val);
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virtual bool set_value(const dods_opaque &value);
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virtual dods_opaque value() const;
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virtual void print_val(FILE *, std::string = "", bool = true) {
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throw InternalErr(__FILE__, __LINE__, "Unimplemented method");
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}
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virtual void print_val(std::ostream &out, std::string space = "", bool print_decl_p = true);
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//virtual void print_dap4(XMLWriter &xml, bool constrained = false);
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virtual bool ops(BaseType *, int) {
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throw InternalErr(__FILE__, __LINE__, "Unimplemented method");
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}
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virtual std::vector<BaseType *> *transform_to_dap2(AttrTable *parent_attr_table);
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virtual void dump(std::ostream &strm) const ;
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};
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} // namespace libdap
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#endif // _d4_opaque_h
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