gc-roots – Tarik Billa

Is the stack garbage collected in Java?

March 29, 2023 by Tarik

The memory on the stack contains method-parameters and local variables (to be precise: the references for objects and variables itself for primitive types). That will be automatically removed if you leave the method. If the variables are references (to objects) the objects itself are on the heap and handled by the garbage collector. So the … Read more

What are the roots?

February 25, 2023 by Tarik

If you think of the objects in memory as a tree, the “roots” would be the root nodes – every object immediately accessible by your program. Person p = new Person(); p.car = new Car(RED); p.car.engine = new Engine(); p.car.horn = new AnnoyingHorn(); There are four objects; a person, a red car, its engine and … Read more

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