MapResult.java

/*
 * GovWay - A customizable API Gateway 
 * https://govway.org
 * 
 * Copyright (c) 2005-2025 Link.it srl (https://link.it). 
 * 
 * This program is free software: you can redistribute it and/or modify
 * it under the terms of the GNU General Public License version 3, as published by
 * the Free Software Foundation.
 *
 * This program 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 this program.  If not, see <http://www.gnu.org/licenses/>.
 *
 */

package org.openspcoop2.utils.csv;
import java.util.ArrayList;
import java.util.List;

import org.openspcoop2.utils.UtilsException;

/**
 * MapResult
 *
 * @author Andrea Poli (apoli@link.it)
 * @author $Author$
 * @version $Rev$, $Date$
 */
public class MapResult {

    // E' stata fatta questa classe per evitare i nullPointer nel caso di valori null se si usa una hashtable
    
    private List<Result> list = new ArrayList<Result>();
    private List<String> keys = new ArrayList<>();
    
    public void add(String name,String value) throws UtilsException{
        
        if(this.keys.contains(name)){
            Result r = this.getResult(name);
            r.value = value;
        }
        else{
            Result r = new Result();
            r.name = name;
            r.value = value;
            this.list.add(r);
            this.keys.add(name);
        }
    }
    public String get(String name) throws UtilsException{
        return this.getResult(name).value;
    }
    public List<String> keys(){
        return this.keys;
    }
    public int size(){
        return this.keys.size();
    }
    
    private Result getResult(String name) throws UtilsException{
        for (Result r : this.list) {
            if(r.name.equals(name)){
                return r;
            }
        }
        throw new UtilsException("Entry with key ["+name+"] not exists");
    }
}

class Result{
    String name;
    String value;
}