利用Java实现天气预报播报功能

目录

实验代码

WeatherState.java

Weather.java

WeatherForecast.java

CloudyLittleState.java

CloudyDayState.java

HeavyRainState.java

LightRainState.java

运行结果

实验代码 WeatherState.java package lab2; public interface WeatherState { public void showState(); } Weather.java package lab2; public class Weather { WeatherState state; public void show() { state.showState(); } public void setState(WeatherState s) { state = s; } } WeatherForecast.java package lab2; public class WeatherForecast { public static void main(String args[]) { Weather weatherBeijing = new Weather(); System.out.print("\n 今天白天:"); weatherBeijing.setState(new CloudyDayState()); weatherBeijing.show(); System.out.print("\n 今天夜间:"); weatherBeijing.setState(new LightRainState()); weatherBeijing.show(); System.out.print("转:"); weatherBeijing.setState(new HeavyRainState()); weatherBeijing.show(); System.out.print("\n 明天白天:"); weatherBeijing.setState(new LightRainState()); weatherBeijing.show(); System.out.print("\n 明天夜间:"); weatherBeijing.setState(new CloudyLittleState()); weatherBeijing.show(); } } CloudyLittleState.java package lab2; public class CloudyLittleState implements WeatherState { public void showState() { System.out.print("少云,有时晴!"); } } CloudyDayState.java package lab2; public class CloudyDayState implements WeatherState{ @Override public void showState() { System.out.println("多云,为阴天!"); } } HeavyRainState.java package lab2; public class HeavyRainState implements WeatherState { @Override public void showState() { System.out.println("有大雨来临!"); } } LightRainState.java package lab2; public class LightRainState implements WeatherState { @Override public void showState() { System.out.println("小雨,几乎没有雨!"); } } 运行结果

以上就是利用Java实现天气预报播报功能的详细内容,更多关于Java天气预报播报的资料请关注易知道(ezd.cc)其它相关文章!

推荐阅读