/jdk/test/java/lang/ref/
drwxr-xr-x [up]
drwxr-xr-x SoftReference
-rw-r--r-- 2017-07-05 18:51 +0200 4471 Basic.java
-rw-r--r-- 2017-07-05 18:51 +0200 1613 EnqueueNullRef.java
-rw-r--r-- 2017-07-05 18:51 +0200 3051 NullQueue.java
-rw-r--r-- 2017-07-05 18:51 +0200 2720 ReferenceEnqueue.java
-rw-r--r-- 2017-07-05 18:51 +0200 7978 ReferenceEnqueuePending.java