//进入下一步
 function next(){
  var url = "cart.do?method=checkOrder";
  window.location = url;
 }  
</script>
<logic:messagesPresent property="addCartStatus">
 <script language="javascript">
  alert('<html:errors property="addCartStatus"/>');
 </script>
</logic:messagesPresent>
<logic:messagesPresent property="delCartStatus">
 <script language="javascript">
  alert('<html:errors property="delCartStatus"/>');
 </script>
</logic:messagesPresent>
www.751com.cn ">
  alert('<html:errors property="clearCartStatus"/>');
 </script>
</logic:messagesPresent>
</body>
</html>
Cart.java文件:
package com.ORM;
import java.util.*;
public class Cart implements java.io.Serializable {
private Integer id;
private Member member;
private Double money;
 private Integer cartStatus;
 
 private Set merchandises = new HashSet();   //商品集合
 public Cart() {
 }
 public Cart(Member member) {
  this.member = member;
 }
 public Cart(Member member, Double money, Integer cartStatus) {
  this.member = member;
  this.money = money;
  this.cartStatus = cartStatus;
 }
 public void setMember(Member member) {
  this.member = member;
 }
 public void setMerchandises(Set merchandises) {
  this.merchandises = merchandises;