Garbage collection

[Shanky Sohar]

Hi,,,,,,,,,i got really stuckj when i see the question related to garbage collection.........

can anybody tell me how can i draw a diagram to check......which one is avilable for GC.......

this question is from exam lab......

class A{
          A a;
          public A(A a){
               this.a=a;
          }
          public static void main(String args[]){
               A a1=null;
               A a2=new A(new A(null));
               A a3=new A(a2);
               a1=a3;
               a1.a=new A(null);
               a2.a=null;  //Line12
               System.gc();
          }
     }

please tell.........how many object are eligible for GC after line 12......and how

[Mahmoud Hossam]

it really helps to draw the relationships between the objects,try that

[Ankit Garg]

This topic discusses the question you are confused with. There are other topics which you can search for which discuss this exact question and other topics like this which discuss garbage collection in general. You can search for them...

[sumit kothalikar]

check this diagram of gc for the above code

only one object is eliegible for gc.