学步园

<br /> public class StataTest1<br /> {<br /> public static void main(String[] args)<br /> {<br /> Work emergencyProjects = new Work();<br /> emergencyProjects.sethour(9);<br /> emergencyProjects.WriteProgram();</p> <p> emergencyProjects.sethour(10);<br /> emergencyProjects.WriteProgram();</p> <p> emergencyProjects.sethour(12);<br /> emergencyProjects.WriteProgram();</p> <p> emergencyProjects.sethour(13);<br /> emergencyProjects.WriteProgram();</p> <p> emergencyProjects.sethour(14);<br /> emergencyProjects.WriteProgram();</p> <p> emergencyProjects.sethour(17);<br /> emergencyProjects.WriteProgram();</p> <p> emergencyProjects.setTaskFinish(false);</p> <p> emergencyProjects.WriteProgram();</p> <p> emergencyProjects.sethour(19);<br /> emergencyProjects.WriteProgram();</p> <p> emergencyProjects.sethour(22);<br /> emergencyProjects.WriteProgram();</p> <p> System.out.println();<br /> }<br /> }<br /> abstract class State<br /> {<br /> public abstract void WriteProgram(Work w);<br /> }<br /> class ForenoonState extends State<br /> {<br /> public void WriteProgram(Work w)<br /> {<br /> if(w.gethour() < 12)<br /> {<br /> System.out.println("当前时间："+w.gethour()+"点，上午工作，精神百倍");<br /> }else{<br /> w.SetState(new NoonState());<br /> w.WriteProgram();<br /> }<br /> }<br /> }<br /> class NoonState extends State<br /> {<br /> public void WriteProgram(Work w)<br /> {<br /> if(w.gethour() < 13)<br /> {<br /> System.out.println("当前时间："+w.gethour()+"点，饿了，午饭；犯困，午休");<br /> }else{<br /> w.SetState(new AfternoonState());<br /> w.WriteProgram();<br /> }<br /> }<br /> }<br /> class AfternoonState extends State<br /> {<br /> public void WriteProgram(Work w)<br /> {<br /> if(w.gethour() < 17)<br /> {<br /> System.out.println("当前时间："+w.gethour()+"点，下午状态还不错，继续努力");<br /> }else{<br /> w.SetState(new EveningState());<br /> w.WriteProgram();<br /> }<br /> }<br /> }<br /> class EveningState extends State<br /> {<br /> public void WriteProgram(Work w)<br /> {<br /> if(w.getTaskFinish())<br /> {<br /> w.SetState(new RestState());<br /> w.WriteProgram();<br /> }else{<br /> if(w.gethour() < 12)<br /> {<br /> System.out.println("当前时间："+w.gethour()+"点，加班哦，疲累之极");<br /> }else{<br /> w.SetState(new SleepingState());<br /> w.WriteProgram();<br /> }<br /> }<br /> }<br /> }<br /> class SleepingState extends State<br /> {<br /> public void WriteProgram(Work w)<br /> {<br /> System.out.println("当前时间："+w.gethour()+"点 不行了，睡着了");<br /> }<br /> }<br /> class RestState extends State<br /> {<br /> public void WriteProgram(Work w)<br /> {<br /> System.out.println("当前时间："+w.gethour()+"点 下班回家了");<br /> }<br /> }<br /> class Work<br /> {<br /> private State current;<br /> public Work()<br /> {<br /> current = new ForenoonState();<br /> }<br /> private double hour;<br /> public double gethour()<br /> {<br /> return hour;<br /> }<br /> public void sethour(double hour)<br /> {<br /> this.hour = hour;<br /> }<br /> private boolean finish = false;<br /> public boolean getTaskFinish()<br /> {<br /> return finish;<br /> }<br /> public void setTaskFinish(boolean finish)<br /> {<br /> this.finish = finish;<br /> }<br /> public void SetState(State s)<br /> {<br /> current = s;<br /> }<br /> public void WriteProgram()<br /> {<br /> current.WriteProgram(this);<br /> }<br /> }