public class Greeter {
  public static final String ENGLISH = "English";
  public static final String FRENCH = "French";
  public static final String GERMAN = "German";

  // instance variable
  private String language = ENGLISH;

  // constructors
  public Greeter() {
  }

  public Greeter(String language) {
    setLanguage(language);
  }

  public String welcome() {
    if (language.equalsIgnoreCase("German"))
      return "Guten Tag";
    if (language.equalsIgnoreCase("French"))
      return "Bonjour";
    return "Hello";
  }

  public String welcome(String name) {
    return welcome() + " " + name;
  }

  public String getLanguage() {
    return language;
  }

  public void setLanguage(String dialect) {
    language = dialect;
  }

  public String toString() {
    return "Greeter[language=" + getLanguage() + "]";
  }
}