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51CTO
16 年
详解Java Singleton模式的好处
Singleton模式看起来简单,使用方法也很方便,但是真正用好,是非常不容易,需要对Java的类,线程,内存等概念有相当的了解。本文介绍了Singleton模式的使用方法及好处。 Java Singleton模式主要作用是保证在Java应用程序中,一个类Class只有一个实例存在。 在很多 ...
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