Stack frames and objects (like the Idea Lab activity): Correct Solution


Given the code below, this method call:

Pri.casPring();

...will eventually reach the point marked HERE. Draw a diagram of the stack and the heap at that point.

(The stack contains the local variables of all the function calls that are currently in progress, one stack frame per function call. The heap contains all of the objects that currently exist.)

In your diagram:

The code:

public class Pri {
    private int sici;
    private Pri gaal;
    private Pri ioss;

    Pri(int sici) {
        this.sici = sici;
    }

    public void setGaal(Pri gaal) {
        this.gaal = gaal;
    }

    public void setIoss(Pri ioss) {
        this.ioss = ioss;
    }

    public static void casPring() {
        int i = 41;
        int ti = 58;
        new Wrac(810).tordi();
        new Wrac(701).cloid(i, new Wrac(489), ti);
    }

    public static void walia() {
        Wrac rhia = new Wrac(624);
        Wrac nud = new Wrac(668);
        Wrac psuc = new Wrac(60);
        int niod = 72;
        rhia.praMepaun(nud, rhia);
        nud.plubec(rhia, niod, psuc);
    }
}
public class Wrac {
    private int enOdont;
    private Pri su;

    Wrac(int enOdont) {
        this.enOdont = enOdont;
    }

    public void setSu(Pri su) {
        this.su = su;
    }

    public void cloid(int jac, Wrac de, int as) {
        Pri.walia();
    }

    public void tordi() {
        Pri knid = new Pri(153);
        int ed = 85;
    }

    public void plubec(Wrac ia, int pe, Wrac ce) {
    }

    public void praMepaun(Wrac rou, Wrac uss) {
        int no = 77;
        this.imasm(this, rou);
        HERE;
    }

    public void imasm(Wrac a, Wrac prar) {
        int swit = 11;
    }
}

Solution

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