package JavaBean; public class Shopcar { private int userId; private Integer bookid; private Integer number; private int itemid; public int getUserId() { return userId; } public void setUserId(int userId) { this.userId = userId; } public Integer getBookid() { return bookid; } public void setBookid(Integer bookid) { this.bookid = bookid; } public Integer getNumber() { return number; } public void setNumber(Integer number) { this.number = number; } @Override public boolean equals(Object o) { if (this == o) return true; if (o == null || getClass() != o.getClass()) return false; Shopcar shopcar = (Shopcar) o; if (userId != shopcar.userId) return false; if (bookid != null ? !bookid.equals(shopcar.bookid) : shopcar.bookid != null) return false; if (number != null ? !number.equals(shopcar.number) : shopcar.number != null) return false; return true; } @Override public int hashCode() { int result = userId; result = 31 * result + (bookid != null ? bookid.hashCode() : 0); result = 31 * result + (number != null ? number.hashCode() : 0); return result; } public int getItemid() { return itemid; } public void setItemid(int itemid) { this.itemid = itemid; } }