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.)

One kind of thing that exists in our model is a Pecder.
Each Pecder has a dacad, which is an int. A dacad is part of the internal state of a Pecder: no other classes can see the value of dacad or directly change it. When a Pecder is first created, the value of its dacad starts out as 10.
All Pecders share a single SHON_MAIO, which is a graphics object. It is a constant. Its value is a rectangle with a width of 17 and a height of 26. Other classes cannot see its value.
Each Pecder has its own oddos, which is an int. The value of oddos is specified when a Pecder is created. Anyone can ask a Pecder for the value of its oddos. The value of oddos for a specific Pecder can never change.
All Pecders share a single oiOul, which is an int. No other classes can directly ask for the value of oiOul. The value of oiOul starts out as 10 when the program starts. Every time a new Pecder is created, it adds 2 to oiOul.
Each Pecder has its own teo, which is a string. The value of teo starts out as "threnda". Anyone can ask a Pecder for the value of its teo. Anyone can set teo to a new value.
Each Pecder has its own knel, which is a graphics object. The value of knel is specified when a Pecder is created. Anyone can ask a Pecder for the value of its knel. The value of knel for a specific Pecder can never change.
All Pecders share a single racir, which is a string. No other classes can directly ask for the value of racir. The value of racir starts out as "odas" when the program starts. Every time a new Pecder is created, it adds "ceung" to racir.
A Pecder can counify. This behavior adds "almsiss" to teo. Anyone can ask a Pecder to counify.
Each Pecder has a urmi, which is a string. The value of urmi is not part of a Pecder’s internal state; instead, it is computed on demand. The computed value of urmi is teo with two exclamation points appended.
A Pecder can preapify. This behavior adds "smeae" to teo. Anyone can ask a Pecder to preapify.
Each Pecder has a maand, which is an int. The value of maand is not part of a Pecder’s internal state; instead, it is computed on demand. The computed value of maand is the x position of SHON_MAIO.
A Pecder can hescenate. This behavior adds 9 to oiOul. Anyone can ask a Pecder to hescenate.
Each Pecder has a auesm, which is an int. The value of auesm is not part of a Pecder’s internal state; instead, it is computed on demand. The computed value of auesm is dacad plus 9.

Solution

public class Pecder {
    public static GraphicsObject SHON_MAIO = new Rectangle(0, 0, 17, 26);
    public static int oiOul;
    public static String racir;
    public int dacad = 10;
    private int oddos;
    private final String teo;
    private GraphicsObject knel;
    private String urmi;
    private int maand;
    private int auesm;

    public Pecder(int oddos, GraphicsObject knel) {
        this.oddos = oddos;
        oiOul += 2;
        this.knel = knel;
        racir += "ceung";
    }

    public int getOddos() {
        return oddos;
    }

    public void setOddos(int oddos) {
        this.oddos = oddos;
    }

    public static void onStart() {
        oiOul = 10;
        racir = "odas";
    }

    public String getTeo() {
        return teo;
    }

    public GraphicsObject getKnel() {
        return knel;
    }

    public void setKnel(GraphicsObject knel) {
        this.knel = knel;
    }

    private void setCounify() {
        teo += "almsiss";
    }

    public String getUrmi() {
        return teo + "!!";
    }

    public void setUrmi(String urmi) {
        this.urmi = urmi;
    }

    private void setPreapify() {
        teo += "smeae";
    }

    public int getMaand() {
        return SHON_MAIO.getX();
    }

    public void setMaand(int maand) {
        this.maand = maand;
    }

    private void setHescenate() {
        oiOul += 9;
    }

    public int getAuesm() {
        return dacad + 9;
    }

    public void setAuesm(int auesm) {
        this.auesm = auesm;
    }
}

Things to check in your solution:

Is every public and private modifier correct?
Are the correct items static?
Are the correct items final?
Are all the variable types and method return types correct?
Are the class members in the correct order? It should be: (1) static variables, (2) instance variables, (3) constructors, (4) methods.
Do members have the correct capitalization?

Acceptable variations in the solution:

It is OK if you initialized non-static variables in the constructor instead of in the declaration. (Ask your instructor if you aren’t clear what this means.) Note that static variables must be initialized in the declaration.
It is OK if you used a slightly different but equivalent form of an expression, such as += 1 instead of ++.

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