Garbage Collector Example

class StudentDemo
{
    int id;
    String name;

    public int getId() {
        return id;
    }

    public void setId(int id) {
        this.id = id;
    }

    public String getName() {
        return name;
    }

    public void setName(String name) {
        this.name = name;
    }

    public StudentDemo(int id, String name) {
        this.id = id;
        this.name = name;
    }
   
    protected void finalize()
    {
        System.out.println("object is removed...");
    }
   
   
}
public class TestGarbegeColllector {

    public static void main(String[] args) {
   
        StudentDemo s1 = new StudentDemo(1,"istar");
       
        StudentDemo s2 = new StudentDemo(2,"abc");
       
       
        StudentDemo s3 = new StudentDemo(3,"abcrr");
        StudentDemo s4 = new StudentDemo(4,"abxc");
       
        StudentDemo s5 = s1;
        System.out.println("student infor...");
        s2 = null;
        s3=null;
     
        StudentDemo s6 = new StudentDemo(5,"abxc");
        System.gc();
        System.out.println("after gc...");
       
        System.out.println("after gc...");System.out.println("after gc...");System.out.println("after gc...");System.out.println("after gc...");
     
    }
}