featureView.hpp

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/*
 * Copyright (c) 2018 Patrick P. Frey
 *
 * This Source Code Form is subject to the terms of the Mozilla Public
 * License, v. 2.0. If a copy of the MPL was not distributed with this
 * file, You can obtain one at http://mozilla.org/MPL/2.0/.
 */
#ifndef _STRUS_ANALYZER_DOCUMENT_FEATURE_VIEW_HPP_INCLUDED
#define _STRUS_ANALYZER_DOCUMENT_FEATURE_VIEW_HPP_INCLUDED
#include "strus/analyzer/functionView.hpp"
#include "strus/analyzer/featureOptions.hpp"

namespace strus {
namespace analyzer {

class FeatureView
{
public:
        FeatureView(){}
        FeatureView( const FeatureView& o)
                :m_type(o.m_type),m_selectexpr(o.m_selectexpr),m_tokenizer(o.m_tokenizer),m_normalizer(o.m_normalizer),m_options(o.m_options),m_priority(o.m_priority){}

        FeatureView( const std::string& type_, const std::string& selectexpr_, const FunctionView& tokenizer_, const std::vector<FunctionView>& normalizer_, const FeatureOptions& options_, int priority_)
                :m_type(type_),m_selectexpr(selectexpr_),m_tokenizer(tokenizer_),m_normalizer(normalizer_),m_options(options_),m_priority(priority_){}

        const std::string& type() const                         {return m_type;}
        const std::string& selectexpr() const                   {return m_selectexpr;}
        const FunctionView& tokenizer() const                   {return m_tokenizer;}
        const std::vector<FunctionView>& normalizer() const     {return m_normalizer;}
        const FeatureOptions& options() const                   {return m_options;}
        int priority() const                                    {return m_priority;}

        const char* posbindOption() const
        {
                static const char* ar[] = {"content","succ","pred","unique"};
                return ar[ (int)m_options.positionBind()];
        }

private:
        std::string m_type;
        std::string m_selectexpr;
        FunctionView m_tokenizer;
        std::vector<FunctionView> m_normalizer;
        FeatureOptions m_options;
        int m_priority;
};

}}//namespace
#endif