/*
 * (C) Copyright 1996-2016 ECMWF.
 *
 * This software is licensed under the terms of the Apache Licence Version 2.0
 * which can be obtained at http://www.apache.org/licenses/LICENSE-2.0.
 * In applying this licence, ECMWF does not waive the privileges and immunities
 * granted to it by virtue of its status as an intergovernmental organisation nor
 * does it submit to any jurisdiction.
 */

/*! \file TableDefinition.h
    \brief Definition of the Template class TableDefinition.

    Magics Team - ECMWF 2005

    Started: Mon 4-Jul-2005

    Changes:

*/

#ifndef TableDefinition_H
#define TableDefinition_H

#include "Factory.h"
#include "MagTranslator.h"
#include "magics.h"


namespace magics {

class XmlNode;

template <class T>

class TableDefinition : public vector<T> {
public:
    typedef vector<double>::const_iterator TableIterator;
    TableDefinition() {}
    virtual ~TableDefinition() {}
    virtual TableDefinition* clone() const = 0;
    virtual void set(const XmlNode&)       = 0;
    virtual void prepare() {}
    virtual void adjust(double, double) {}


protected:
    //! Method to print string about this class on to a stream of type ostream (virtual).
    virtual void print(ostream&) const {}

private:
    //! Copy constructor - No copy allowed
    TableDefinition(const TableDefinition&);
    //! Overloaded << operator to copy - No copy allowed
    TableDefinition& operator=(const TableDefinition&);

    // -- Friends
    //! Overloaded << operator to call print().
    friend ostream& operator<<(ostream& s, const TableDefinition& p) {
        p.print(s);
        return s;
    }
};


template <class T>
class TableDefinitionInterface {
public:
    TableDefinitionInterface() : helper_(0) {}
    virtual void set(const XmlNode& node) {
        ASSERT(helper_);
        helper_->set(node);
    }
    int size() {
        ASSERT(helper_);
        return helper_->size();
    }
    typename TableDefinition<T>::TableIterator begin() {
        ASSERT(helper_);
        return helper_->begin();
    }
    typename TableDefinition<T>::TableIterator end() {
        ASSERT(helper_);
        return helper_->end();
    }
    void adjust(T min, T max) {
        ASSERT(helper_);
        helper_->adjust(min, max);
    }
    bool empty() {
        ASSERT(helper_);
        return helper_->empty();
    }
    void push_back(T val) {
        ASSERT(helper_);
        helper_->push_back(val);
    }


protected:
    TableDefinition<T>* helper_;

    virtual void print(ostream& out) const { out << *helper_; }


private:
    //! Copy constructor - No copy allowed
    TableDefinitionInterface(const TableDefinitionInterface&);
    //! Overloaded << operator to copy - No copy allowed
    TableDefinitionInterface& operator=(const TableDefinitionInterface&);

    // -- Friends
    //! Overloaded << operator to call print().
    friend ostream& operator<<(ostream& s, const TableDefinitionInterface& p) {
        p.print(s);
        return s;
    }
};


}  // namespace magics

#endif
