!1315 fix: 已过期key，onRemove偶尔触发

Merge pull request !1315 from winlans/v5-dev

hutool-cache/src/main/java/cn/hutool/cache/impl/ReentrantCache.java

@@ -112,6 +112,7 @@ public abstract class ReentrantCache<K, V> extends AbstractCache<K, V> {
 			if(null != co && co.isExpired()){
 				//过期移除
 				removeWithoutLock(key);
+				onRemove(co.key, co.obj);
 				co = null;
 			}
 		} finally {

hutool-cache/src/test/java/cn/hutool/cache/CacheTest.java

@@ -4,13 +4,17 @@ import cn.hutool.cache.impl.TimedCache;
 import cn.hutool.core.date.DateUnit;
 import cn.hutool.core.thread.ThreadUtil;
 import cn.hutool.core.util.RandomUtil;
+
 import static org.junit.jupiter.api.Assertions.*;
+
 import org.junit.jupiter.api.Test;
 
+import java.util.concurrent.atomic.AtomicInteger;
+
 /**
  * 缓存测试用例
- * @author Looly
  *
+ * @author Looly
  */
 public class CacheTest {
 
@@ -121,4 +125,27 @@ public class CacheTest {
 		//取消定时清理
 		timedCache.cancelPruneSchedule();
 	}
+
+
+	/**
+	 * TimedCache的数据过期后不是每次都触发监听器onRemove，而是偶尔触发onRemove
+	 * https://gitee.com/chinabugotech/hutool/issues/IBP752
+	 */
+	@Test
+	public void whenContainsKeyTimeout_shouldCallOnRemove() {
+		int timeout = 50;
+		final TimedCache<Integer, String> ALARM_CACHE = new TimedCache<>(timeout);
+
+		AtomicInteger counter = new AtomicInteger(0);
+		ALARM_CACHE.setListener((key, value) -> {
+			counter.incrementAndGet();
+		});
+
+		ALARM_CACHE.put(1, "value1");
+
+		ThreadUtil.sleep(100);
+
+		assertFalse(ALARM_CACHE.containsKey(1));
+		assertEquals(1, counter.get());
+	}
 }