/** SETTER
     * TODO: Write general description for this method
     */
@JsonSetter("quantity")
    public void setQuantity (int value) { 
        this.quantity = value;
    }
@JsonSetter("quantity")
public void setQuantity (int value) {
this.quantity = value;
}
@JsonSetter("quantity")
public void setQuantity (int value) {
this.quantity = value;
}
@JsonSetter("quantity")
public void setQuantity (int value) {
this.quantity = value;
}