www.pudn.com > iBATIS_JPetStore-4.0.5.zip > CartItem.java

package com.ibatis.jpetstore.domain; 
 
import java.io.Serializable; 
import java.math.BigDecimal; 
 
 
public class CartItem implements Serializable { 
 
  /* Private Fields */ 
 
  private Item item; 
  private int quantity; 
  private boolean inStock; 
  private BigDecimal total; 
 
  /* JavaBeans Properties */ 
 
  public boolean isInStock() { 
    return inStock; 
  } 
 
  public void setInStock(boolean inStock) { 
    this.inStock = inStock; 
  } 
 
  public BigDecimal getTotal() { 
    return total; 
  } 
 
  public Item getItem() { 
    return item; 
  } 
 
  public void setItem(Item item) { 
    this.item = item; 
    calculateTotal(); 
  } 
 
  public int getQuantity() { 
    return quantity; 
  } 
 
  public void setQuantity(int quantity) { 
    this.quantity = quantity; 
    calculateTotal(); 
  } 
 
  /* Public methods */ 
 
  public void incrementQuantity() { 
    quantity++; 
    calculateTotal(); 
  } 
 
  /* Private methods */ 
 
  private void calculateTotal() { 
    if (item != null && item.getListPrice() != null) { 
      total = item.getListPrice().multiply(new BigDecimal(quantity)); 
    } else { 
      total = null; 
    } 
  } 
 
}