solid-single-responsibility.java

package galihlprakoso.com.solid;

import java.text.NumberFormat;
import java.util.ArrayList;
import java.util.Locale;

/**
 *
 * @author galihlarasprakoso
 */
class GODClass {
    
    private ArrayList<Integer> getListDataHarga(){
        
        ArrayList<Integer> listDataHarga = new ArrayList<>();
        
        listDataHarga.add(5000);
        listDataHarga.add(6000);
        listDataHarga.add(7000);
        listDataHarga.add(8000);
        listDataHarga.add(9000);
        listDataHarga.add(10000);
        
        return listDataHarga;
        
    }
    
    public ArrayList<String> ambilListHarga(){
        
        ArrayList<Integer> listDataHarga = getListDataHarga();
        
        ArrayList<String> listDataHargaFormatted = new ArrayList<>();
        
        for (int i = 0; i < listDataHarga.size(); i++) {
            
            String hargaFormatted = formatMataUang(listDataHarga.get(i));
            
            listDataHargaFormatted.add(hargaFormatted);
            
        }
        
        return listDataHargaFormatted;        
    }
    
    public String formatMataUang(Integer angka){
        
        Locale localeID = new Locale("in", "ID");
        
        NumberFormat format = NumberFormat.getCurrencyInstance(localeID);
        
        return format.format(angka);
    }
    
}