●●● ●●●●● ●●●● 顺序图的示例 ●●● ●●●● ●●0● public class At A my B: B private B my B= new BO public void dooner doone my B do Two: do two my B. doThreeo do three顺序图的示例 : A myB : B doTwo doOne doThree public class A{ private B myB = new B(); public void doOne(){ myB.doTwo(); myB.doThree(); } }