注释一下

fine-druid/src/com/fr/third/alibaba/druid/pool/DruidDataSource.java

@@ -608,6 +608,11 @@ public class DruidDataSource extends DruidAbstractDataSource implements DruidDat
         createConnectionThread = new CreateConnectionThread(threadName);
         createConnectionThread.setStarted(false);
         String destroyName = "Druid-ConnectionPool-Destroy-" + System.identityHashCode(this) + this.getUrl();
+        if (destroyConnectionThread != null) {
+            if (!destroyConnectionThread.isInterrupted()) {
+                destroyConnectionThread.interrupt();
+            }
+        }
         destroyConnectionThread = new DestroyConnectionThread(destroyName);
         destroyConnectionThread.setStarted(false);
         initedLatch = new CountDownLatch(2);
@@ -2220,7 +2225,7 @@ public class DruidDataSource extends DruidAbstractDataSource implements DruidDat
         public void run() {
             while(true) {
                 synchronized (DruidDataSource.this) {
-                    //生产线程发生了切换，并且有线程在等待连接，需要主动唤醒生产线程，否则由
+                    //生产线程发生了切换，并且有线程在等待连接，需要主动唤醒生产线程，否则由getConnection方法来唤醒生产线程
                     if (!createConnectionThread.started && !destroyConnectionThread.started && notEmptyWaitThreadCount > 0) {
                         createConnectionThread.setStarted(true);
                         createConnectionThread.start();