什么是Java的硬参考？ [英] what is hard reference in java?

问题描述

当我研究permgen时，我遇到了硬性参考这个词。我不知道硬参考是什么意思。有人可以解释或给我一些关于这方面的教程吗？

When I was studying about permgen, I came across the term hard reference. I don't know what is meant by hard reference. Can anyone explain or give me some tutorials about that please?

推荐答案

这里有一些硬（又名强）的教程和java中的弱引用

Here are a couple of tutorials of hard (aka strong) and weak references in java

• http://weblogs.java.net/blog/2006/05/04/understanding-weak-references


• < a href =http://www.coderanch.com/t/433742/java/java/WeakReference-hard-reference-scope-JIT =nofollow> http://www.coderanch.com/t/ 433742 / java / java / WeakReference-hard-reference-scope-JIT

• http://weblogs.java.net/blog/2006/05/04/understanding-weak-references
• http://www.coderanch.com/t/433742/java/java/WeakReference-hard-reference-scope-JIT

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