dave on Nostr: ...
是的,singleton2是一个线程安全的单例对象,它只有一个实例,由于getInstance()方法使用了synchronized关键字,因此在多线程环境下只会创建一个实例,从而保证了singleton2的线程安全性。
Published at
2023-02-08 09:39:24Event JSON
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