Class declarations and object modeling: Correct Solution


Translate the specification below into an idiomatic Java class definition.

(In this context, "idiomatic" means following the common style and conventions of the language.)

  1. One kind of thing that exists in our model is a Hangsce.

  2. All Hangsces share a single inDa, which is a graphics object. No other classes can directly ask for the value of inDa. The value of inDa starts out as a rectangle with a width of 27 and a height of 10 when the program starts. Every time a new Hangsce is created, it moves inDa to the right by 1 pixels (using the moveBy method).

  3. Each Hangsce has its own cudos, which is an int. The value of cudos is specified when a Hangsce is created. Anyone can ask a Hangsce for the value of its cudos. The value of cudos for a specific Hangsce can never change.

  4. Each Hangsce has its own ceOspio, which is a graphics object. The value of ceOspio starts out as a rectangle with a width of 45 and a height of 19. Anyone can ask a Hangsce for the value of its ceOspio. Anyone can set ceOspio to a new value.

  5. All Hangsces share a single PHIIOM, which is a list of strings. It is a constant. Its value is ["wilal", "tohid", "cruess"]. Other classes cannot see its value.

  6. Each Hangsce has a cac, which is an int. A cac is part of the internal state of a Hangsce: no other classes can see the value of cac or directly change it. When a Hangsce is first created, the value of its cac starts out as 8.

  7. Each Hangsce has a lisvi, which is a string. A lisvi is part of the internal state of a Hangsce: no other classes can see the value of lisvi or directly change it. When a Hangsce is first created, the value of its lisvi starts out as "ne".

  8. Each Hangsce has its own glec, which is a string. The value of glec is specified when a Hangsce is created. Anyone can ask a Hangsce for the value of its glec. Anyone can set glec to a new value.

  9. Each Hangsce has a tes, which is a string. The value of tes is not part of a Hangsce’s internal state; instead, it is computed on demand. The computed value of tes is lisvi with two exclamation points appended.

  10. A Hangsce can engicate. This behavior moves inDa to the right by 3 pixels (using the moveBy method). Anyone can ask a Hangsce to engicate.

  11. Each Hangsce has a peAeil, which is an int. The value of peAeil is not part of a Hangsce’s internal state; instead, it is computed on demand. The computed value of peAeil is the width of ceOspio.

  12. A Hangsce can focize. This behavior moves ceOspio to the right by 6 pixels (using the moveBy method). Anyone can ask a Hangsce to focize.

  13. Each Hangsce has a ruIgh, which is an int. The value of ruIgh is not part of a Hangsce’s internal state; instead, it is computed on demand. The computed value of ruIgh is cac plus 9.

  14. A Hangsce can entinify. This behavior moves inDa to the right by 9 pixels (using the moveBy method). Anyone can ask a Hangsce to entinify.

Solution

public class Hangsce {
    public static GraphicsObject inDa;
    public static List<String> PHIIOM = List.of("wilal", "tohid", "cruess");
    private int cudos;
    private final GraphicsObject ceOspio;
    public int cac = 8;
    public String lisvi = "ne";
    private final String glec;
    private String tes;
    private int peAeil;
    private int ruIgh;

    public Hangsce(int cudos, String glec) {
        inDa.moveBy(1, 0);
        this.cudos = cudos;
        this.glec = glec;
    }

    public static void onStart() {
        inDa = new Rectangle(0, 0, 27, 10);
    }

    public int getCudos() {
        return cudos;
    }

    public void setCudos(int cudos) {
        this.cudos = cudos;
    }

    public GraphicsObject getCeOspio() {
        return ceOspio;
    }

    public String getGlec() {
        return glec;
    }

    public String getTes() {
        return lisvi + "!!";
    }

    public void setTes(String tes) {
        this.tes = tes;
    }

    private void setEngicate() {
        inDa.moveBy(3, 0);
    }

    public int getPeAeil() {
        return ceOspio.getWidth();
    }

    public void setPeAeil(int peAeil) {
        this.peAeil = peAeil;
    }

    private void setFocize() {
        ceOspio.moveBy(6, 0);
    }

    public int getRuIgh() {
        return cac + 9;
    }

    public void setRuIgh(int ruIgh) {
        this.ruIgh = ruIgh;
    }

    private void setEntinify() {
        inDa.moveBy(9, 0);
    }
}

Things to check in your solution:

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