Java tutorial
/* * To change this license header, choose License Headers in Project Properties. * To change this template file, choose Tools | Templates * and open the template in the editor. */ package kinomaniak.beans; import java.io.Serializable; import org.jdom2.Element; /** * * @author Qbass */ public class Product implements Serializable { private static final long serialVersionUID = 1L; private int id; private String name; private int type; private int count; public Product() { } public void setName(String name) { this.name = name; } public void setType(int type) { this.type = type; } public void setCount(int count) { this.count = count; } public void setPrice(float price) { this.price = price; } private float price; public Element toXML() { Element res = new Element("Product"); res.setAttribute("id", String.valueOf(this.id)); res.addContent(new Element("name").setText(String.valueOf(this.name))); res.addContent(new Element("type").setText(String.valueOf(this.type))); res.addContent(new Element("count").setText(String.valueOf(this.count))); res.addContent(new Element("price").setText(String.valueOf(this.price))); return res; } public Product(Element node) { if (!node.getName().equals("Product")) { // throw new RuntimeException("Wrong element type"); System.out.println("Wrong element type: Product, got: " + node.getName()); } this.name = node.getChildText("name"); this.type = Integer.valueOf(node.getChildText("type")); this.count = Integer.valueOf(node.getChildText("count")); this.price = Float.valueOf(node.getChildText("price")); } public int getId() { return id; } public String getName() { return name; } public int getType() { return type; } public float getPrice() { return price; } public int getCount() { return this.count; } public Product(String name, int type, float price) { this.name = name; this.type = type; this.price = price; this.count = 1; this.id = this.getLastId() + 1; } public Product(String name, int type, float price, int count) { this.name = name; this.type = type; this.price = price; this.count = count; this.id = this.getLastId() + 1; } public Product(int id, String name, int type, float price, int count) { this.name = name; this.type = type; this.price = price; this.count = count; this.id = id; } public boolean buy() { if (this.count > 0) { this.count--; return true; } else return false; } public void setId(int id) { this.id = id; } private int getLastId() { int tmp = -1; return tmp; } }