//    uniCenta oPOS  - Touch Friendly Point Of Sale
//    Copyright (c) 2009-2018 uniCenta & previous Openbravo POS works
//    https://unicenta.com
//
//    This file is part of uniCenta oPOS
//
//    uniCenta oPOS is free software: you can redistribute it and/or modify
//    it under the terms of the GNU General Public License as published by
//    the Free Software Foundation, either version 3 of the License, or
//    (at your option) any later version.
//
//   uniCenta oPOS 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 General Public License for more details.
//
//    You should have received a copy of the GNU General Public License
//    along with uniCenta oPOS.  If not, see <http://www.gnu.org/licenses/>.

package com.unicenta.data.loader;

import java.util.*;
import com.unicenta.basic.BasicException;

/**
 *
 * @author JG uniCenta
 */
public abstract class VectorerBuilder implements Vectorer {
    
    /** Creates a new instance of VectorerBuilder */
    public VectorerBuilder() {
    }
    
    /**
     *
     * @return
     * @throws BasicException
     */
    public abstract String[] getHeaders() throws BasicException;
    
    /**
     *
     * @param obj
     * @return
     * @throws BasicException
     */
    public String[] getValues(Object obj) throws BasicException {
        
        SerializableToArray s2a = new SerializableToArray(); 
        ((SerializableWrite) obj).writeValues(s2a);
        return s2a.getValues();
    }
    
    private static class SerializableToArray implements DataWrite {

        private ArrayList m_aParams;

        /** Creates a new instance of MetaParameter */
        public SerializableToArray() {
            m_aParams = new ArrayList();
        }
        
        public void setDouble(int paramIndex, Double dValue) throws BasicException {
            ensurePlace(paramIndex - 1);
            m_aParams.set(paramIndex - 1, dValue.toString());
        }
        public void setBoolean(int paramIndex, Boolean bValue) throws BasicException {
            ensurePlace(paramIndex - 1);
            m_aParams.set(paramIndex - 1, bValue.toString());
        }
        public void setInt(int paramIndex, Integer iValue) throws BasicException {
            ensurePlace(paramIndex - 1);
            m_aParams.set(paramIndex - 1, iValue.toString());
        }   
        public void setString(int paramIndex, String sValue) throws BasicException {
            ensurePlace(paramIndex - 1);
            m_aParams.set(paramIndex - 1, sValue);
        }
        public void setTimestamp(int paramIndex, java.util.Date dValue) throws BasicException {
            ensurePlace(paramIndex - 1);
            m_aParams.set(paramIndex - 1, dValue.toString());
        }
//        public void setBinaryStream(int paramIndex, java.io.InputStream in, int length) throws DataException {
//            ensurePlace(paramIndex -1);
//            // m_aParams.set(paramIndex - 1, value.toString()); // quiza un uuencode o algo asi
//        }
        public void setBytes(int paramIndex, byte[] value) throws BasicException {
            ensurePlace(paramIndex -1);
            m_aParams.set(paramIndex - 1, value.toString()); // quiza un uuencode o algo asi
        }
        public void setObject(int paramIndex, Object value) throws BasicException {
            ensurePlace(paramIndex - 1);
            m_aParams.set(paramIndex - 1, value.toString());
        }  
        
        private void ensurePlace(int i) {
            m_aParams.ensureCapacity(i);
            while (i >= m_aParams.size()){
                m_aParams.add(null);
            }
        }
        
        public String[] getValues() {
            return (String[]) m_aParams.toArray(new String[m_aParams.size()]);
        } 
    }
}
