增加 Redisson 分布式锁示例

lab-11/lab-07-spring-data-redis-with-redisson/src/test/java/cn/iocoder/springboot/labs/lab10/springdatarediswithjedis/RateLimiterTest.java

@@ -0,0 +1,39 @@
+package cn.iocoder.springboot.labs.lab10.springdatarediswithjedis;
+
+import org.junit.Test;
+import org.junit.runner.RunWith;
+import org.redisson.api.RRateLimiter;
+import org.redisson.api.RateIntervalUnit;
+import org.redisson.api.RateType;
+import org.redisson.api.RedissonClient;
+import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.boot.test.context.SpringBootTest;
+import org.springframework.test.context.junit4.SpringRunner;
+
+import java.text.SimpleDateFormat;
+import java.util.Date;
+
+@RunWith(SpringRunner.class)
+@SpringBootTest
+public class RateLimiterTest {
+
+    @Autowired
+    private RedissonClient redissonClient;
+
+    @Test
+    public void test() throws InterruptedException {
+        // 创建 RRateLimiter 对象
+        RRateLimiter rateLimiter = redissonClient.getRateLimiter("myRateLimiter");
+        // 初始化：最大流速 = 每 1 秒产生 2 个令牌
+        rateLimiter.trySetRate(RateType.OVERALL, 2, 1, RateIntervalUnit.SECONDS);
+//        rateLimiter.trySetRate(RateType.PER_CLIENT, 50, 1, RateIntervalUnit.MINUTES);
+
+        SimpleDateFormat simpleDateFormat = new SimpleDateFormat("yyyy-MM-dd HH:mm:ss");
+        for (int i = 0; i < 5; i++) {
+            System.out.println(String.format("%s：获得锁结果(%s)", simpleDateFormat.format(new Date()),
+                    rateLimiter.tryAcquire()));
+            Thread.sleep(250L);
+        }
+    }
+
+}