Method apply

reuse/Detergent.java:11–11

()

  public void append(String a) { s += a; }
  public void dilute() { append(" dilute()"); }
  public void apply() { append(" apply()"); }
  public void scrub() { append(" scrub()"); }
  @Override public String toString() { return s; }
  public static void main(String[] args) {