CsvParser.java

public class CsvParser extends Parser {
 
  public CsvParser(Parser successor){
    this.setSuccessor(successor);
  }
   
  @Override
  public void parse(String fileName) {
    if ( canHandleFile(fileName, ".csv")){
      System.out.println("A CSV parser is handling the file: "+fileName);
    }
    else{
      super.parse(fileName);
    }
  }
 
}