How to Cause Leaks in a Garbage Collection System : Garbage Collection « Java Source And Data Type « SCJP

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SCJP » Java Source And Data Type » Garbage Collection 
1.27.2.How to Cause Leaks in a Garbage Collection System
public class MainClass {
  static int[] storage = new int[] { 1, 2, 3 };
  static int index = 2;
  public static void main() {
    pop();
  }

  public static Object pop() {
    return storage[index--];
  }
}
1.27.Garbage Collection
1.27.1.JVM Garbage Collection
1.27.2.How to Cause Leaks in a Garbage Collection System
1.27.3.Avoiding the memory leak
1.27.4.To remove a reference to an object is to set the reference variable to null.
1.27.5.Reassigning a Reference Variable to remove a reference to an object
1.27.6.If an object is returned from the method, its reference might be assigned to a reference variable;
1.27.7.Free memory result should indicate whether Garbage collector has run
1.27.8.An Example of Garbage Collection in Action
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