java.util.concurrent.atomic.AtomicReference<Map<String, Map<String, Map<String, String>>>> An object reference that may be updated atomically. See the java.util.concurrent.atomic package specification for description of the properties of atomic variables. Parameters: <V> The type of object referred to by this reference Author: Doug Lea Since: 1.5 好像是原子锁变量的类.... 人家就是这么写的.... 看api ing
An object reference that may be updated atomically. See the java.util.concurrent.atomic package specification for description of the properties of atomic variables. Parameters:
<V> The type of object referred to by this reference
Author:
Doug Lea
Since:
1.5
好像是原子锁变量的类....
人家就是这么写的....
看api ing