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Closeable.java Question

Harry Preston
Greenhorn

Joined: Jun 01, 2013
Posts: 9
From JDK, Closeable.java

But AutoCloseable is located java.lang

Question
How does Closeable know where to find AutoCloseable?
Jeanne Boyarsky
author & internet detective
Marshal

Joined: May 26, 2003
Posts: 30944
    
158

Harry,
Good question! java.lang is a special package. It is automatically imported whether the class specifies it or not. Other common classes like Integer and String are located in that package as well. That's why you can just write Integer.parseInt("111") without having to import anything.


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Harry Preston
Greenhorn

Joined: Jun 01, 2013
Posts: 9
Got it, thanks much
 
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subject: Closeable.java Question