--- old/src/java.base/share/classes/java/util/concurrent/Exchanger.java	2021-01-09 11:35:25.957173504 -0800
+++ new/src/java.base/share/classes/java/util/concurrent/Exchanger.java	2021-01-09 11:35:25.573176525 -0800
@@ -57,8 +57,8 @@
  * <pre> {@code
  * class FillAndEmpty {
  *   Exchanger<DataBuffer> exchanger = new Exchanger<>();
- *   DataBuffer initialEmptyBuffer = ... a made-up type
- *   DataBuffer initialFullBuffer = ...
+ *   DataBuffer initialEmptyBuffer = ...; // a made-up type
+ *   DataBuffer initialFullBuffer = ...;
  *
  *   class FillingLoop implements Runnable {
  *     public void run() {
@@ -69,7 +69,7 @@
  *           if (currentBuffer.isFull())
  *             currentBuffer = exchanger.exchange(currentBuffer);
  *         }
- *       } catch (InterruptedException ex) { ... handle ... }
+ *       } catch (InterruptedException ex) { ... handle ...}
  *     }
  *   }
  *