Adding tests.

@@ -113,7 +113,7 @@ public final class RingBufferWheel {
                 tasks.add(task);
             } else {
                 int cycleNum = cycleNum(key, bufferSize);
-                task.setCycleNum(index);
+                task.setIndex(index);
                 task.setCycleNum(cycleNum);
                 Set<Task> sets = new HashSet<>();
                 sets.add(task);

+package com.crossoverjie.cim.common.data.construct;
+
+import com.google.common.util.concurrent.ThreadFactoryBuilder;
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
+
+import java.util.concurrent.ScheduledThreadPoolExecutor;
+import java.util.concurrent.ThreadFactory;
+import java.util.concurrent.TimeUnit;
+
+/**
+ * Function:
+ *
+ * @author crossoverJie
+ * Date: 2019-10-11 10:41
+ * @since JDK 1.8
+ */
+public class ScheduledTest {
+
+    private static Logger logger = LoggerFactory.getLogger(ScheduledTest.class) ;
+
+    public static void main(String[] args) {
+        logger.info("start.....");
+        ThreadFactory scheduled = new ThreadFactoryBuilder()
+                .setNameFormat("scheduled-%d")
+                .setDaemon(true)
+                .build();
+        ScheduledThreadPoolExecutor scheduledExecutorService = new ScheduledThreadPoolExecutor(1,scheduled) ;
+        scheduledExecutorService.schedule(() -> logger.info("scheduled........."),3, TimeUnit.SECONDS) ;
+    }
+}

+package com.crossoverjie.cim.common.data.construct;
+
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
+
+import java.util.Timer;
+import java.util.TimerTask;
+
+/**
+ * Function:
+ *
+ * @author crossoverJie
+ * Date: 2019-10-09 22:48
+ * @since JDK 1.8
+ */
+public class TimerTest {
+
+    private static Logger logger = LoggerFactory.getLogger(TimerTest.class) ;
+
+    public static void main(String[] args) {
+        logger.info("start");
+        Timer timer = new Timer() ;
+        timer.schedule(new TimerTask() {
+            @Override
+            public void run() {
+                logger.info("test");
+            }
+        },50000);
+        timer.schedule(new TimerTask() {
+            @Override
+            public void run() {
+                logger.info("test");
+            }
+        },30000);
+
+    }
+}