inner-classes Archives

Java, Programming

IT Nursery

Why can outer Java classes access inner class private members?

I observed that Outer classes can access inner classes private instance variables. How is this possible? Here is a sample code demonstrating the ...

June 2, 2022
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C++, Programming

IT Nursery

Why would one use nested classes in C++?

Can someone please point me towards some nice resources for understanding and using nested classes? I have some material like Programming Principles and ...

May 27, 2022
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Why Would I Ever Need to Use C# Nested Classes [duplicate]

This question already has answers here: Why/when should you use nested classes in .net? Or shouldn’t you? (14 answers) Closed 9 years ago. ...

May 23, 2022
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Getting hold of the outer class object from the inner class object

I have the following code. I want to get hold of the outer class object using which I created the inner class object ...

May 19, 2022
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When exactly is it leak safe to use (anonymous) inner classes?

I have been reading some articles on memory leaks in Android and watched this interesting video from Google I/O on the subject. Still, ...

May 13, 2022
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What causes error “No enclosing instance of type Foo is accessible” and how do I fix it?

I have the following code: class Hello { class Thing { public int size; Thing() { size = 0; } } public static ...

May 12, 2022
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Java: Static vs inner class [duplicate]

This question already has answers here: Java inner class and static nested class (28 answers) Closed 8 years ago. What is the difference ...

May 10, 2022
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Difference between final and effectively final

I’m playing with lambdas in Java 8 and I came across warning local variables referenced from a lambda expression must be final or ...

May 10, 2022
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Is not an enclosing class Java

I’m trying to make a Tetris game and I’m getting the compiler error Shape is not an enclosing class when I try to ...

May 8, 2022
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Java inner class and static nested class

What is the main difference between an inner class and a static nested class in Java? Does design / implementation play a role ...

April 10, 2022
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