s-day06-线程等待唤醒的案例(生产者与消费者)

2026-08-06 15:02:52 +08:00
parent 5691ddfc8a
commit 085eeb3372
4 changed files with 84 additions and 0 deletions
@@ -0,0 +1,33 @@
+package com.inmind.wait_notify08;
+
+public class BaoZiPu implements Runnable{
+    BaoZi baoZi;
+
+    //构造方法来对baozi属性赋值
+    public BaoZiPu(BaoZi baoZi) {
+        this.baoZi = baoZi;
+    }
+
+    @Override
+    public void run() {
+        //如果有包子就等着，如果没有包子就做一个包子
+        while (true) {
+            //使用同步代码块解决线程安全问题
+            synchronized (baoZi){
+                if (baoZi.flag) {
+                    //如果有包子就等着
+                    try {
+                        baoZi.wait();//让当前线程等待，释放锁对象
+                    } catch (InterruptedException e) {
+                        e.printStackTrace();
+                    }
+                }else {
+                    //如果没有包子就做一个包子
+                    System.out.println("包子铺做了一个包子");
+                    baoZi.flag = true;
+                    baoZi.notify();//唤醒顾客线程，通知包子做好了
+                }
+            }
+        }
+    }
+}