BaseTypeFactory.h

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// -*- mode: c++; c-basic-offset:4 -*-
 
// This file is part of libdap, A C++ implementation of the OPeNDAP Data
// Access Protocol.
 
// Copyright (c) 2005 OPeNDAP, Inc.
// Author: James Gallagher <jgallagher@opendap.org>
//
// This library is free software; you can redistribute it and/or
// modify it under the terms of the GNU Lesser General Public
// License as published by the Free Software Foundation; either
// version 2.1 of the License, or (at your option) any later version.
//
// This library is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
// Lesser General Public License for more details.
//
// You should have received a copy of the GNU Lesser General Public
// License along with this library; if not, write to the Free Software
// Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301  USA
//
// You can contact OPeNDAP, Inc. at PO Box 112, Saunderstown, RI. 02874-0112.
 
#ifndef base_type_factory_h
#define base_type_factory_h
 
#include <string>
 
#include "InternalErr.h"
#include "Type.h"
 
// Class declarations; Make sure to include the corresponding headers in the
// implementation file.
 
namespace libdap {
 
class Byte;
class Int16;
class UInt16;
class Int32;
class UInt32;
class Float32;
class Float64;
class Str;
class Url;
class Array;
class Structure;
class Sequence;
class Grid;
class BaseType;

class BaseTypeFactory {
public:
    BaseTypeFactory() {}
    virtual ~BaseTypeFactory() {}

    virtual BaseType *NewVariable(Type t, const string &name = "") const;

    virtual BaseTypeFactory *ptr_duplicate() const { throw InternalErr(__FILE__, __LINE__, "Not Implemented."); }
 
    virtual Byte *NewByte(const string &n = "") const;
    virtual Int16 *NewInt16(const string &n = "") const;
    virtual UInt16 *NewUInt16(const string &n = "") const;
    virtual Int32 *NewInt32(const string &n = "") const;
    virtual UInt32 *NewUInt32(const string &n = "") const;
    virtual Float32 *NewFloat32(const string &n = "") const;
    virtual Float64 *NewFloat64(const string &n = "") const;
 
    virtual Str *NewStr(const string &n = "") const;
    virtual Url *NewUrl(const string &n = "") const;
 
    virtual Array *NewArray(const string &n = "", BaseType *v = 0) const;
    virtual Structure *NewStructure(const string &n = "") const;
    virtual Sequence *NewSequence(const string &n = "") const;
    virtual Grid *NewGrid(const string &n = "") const;
};
 
} // namespace libdap
 
#endif // base_type_factory_h