package com.imooc.weather;

import java.util.Random;

public class Weather {

private int temperature;

private int humdity;

boolean flag = false;

Random rand = new Random();

public synchronized void generate() {

if(flag) {

try {

wait();

} catch (InterruptedException e) {

e.printStackTrace();

}

}

this.setTemperature(rand.nextInt(41));

this.setHumdity(rand.nextInt(101));

System.out.println("生成"+this);

notifyAll();

flag=true;

}

public synchronized void read() {

if(!flag) {

try {

wait();

} catch (InterruptedException e) {

// TODO Auto-generated catch block

e.printStackTrace();

}

}

System.out.println("读取"+this);

notifyAll();

flag=false;

}

@Override

public String toString() {

return "天气数据 [温度："+this.getTemperature()+",湿度"+this.humdity+"]";

}

public int getTemperature() {

return temperature;

}

public void setTemperature(int temperature) {

this.temperature = temperature;

}

public int getHumdity() {

return humdity;

}

public void setHumdity(int humdity) {

this.humdity = humdity;

}

}

package com.imooc.weather;

public class ReadWeather implements Runnable {

Weather weather;

public ReadWeather(Weather weather) {

this.weather=weather;

}

@Override

public void run() {

for(int i=1; i<=100; i++) {

weather.read();

try {

Thread.sleep(100);

} catch (InterruptedException e) {

// TODO Auto-generated catch block

e.printStackTrace();

}

}

}

}

package com.imooc.weather;

public class GenerateWeather implements Runnable {

Weather weather;

public GenerateWeather(Weather weather) {

this.weather=weather;

}

@Override

public void run() {

for(  int i=1; i<=100; i++) {

weather.generate();

try {

Thread.sleep(10);

} catch (InterruptedException e) {

// TODO Auto-generated catch block

e.printStackTrace();

}

}

}

}

package com.imooc.weather;

public class WeatherTest {

public static void main(String[] args) {

Weather weather=new Weather();

  new Thread(new GenerateWeather(weather)).start();

   new Thread(new ReadWeather(weather)).start();

}

}