Igrf12.java

import java.util.ArrayList;

class Igrf12 extends ExternalModel {
  ArrayList<String> arrayList;

  Igrf12(){
    arrayList = new ArrayList<String>();
    command = getClass().getSimpleName()+getSuffix();
    arrayList.add(command);
  }
  
  run(){
    arrayList.add("example.txt");   
    this.exec(arrayList);
  }
}