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Let's start with some bullet points we can flesh out. When we have enough information we can organise it to create a cohesive and valuable document.

What Is It?

Why Does It Matter?

Stateful vs Stateless

Gotchas:

  • Use of non-static inner classes: non-static inner classes can access the state of the enclosing object. To do this, the byte code of the inner-class contains a refrence to the outer-class instance. So, when the inner-class instace is serialised, you the outer-class instance will be serialised too!