The method init(String) is undefined for the type GoodsField 在线等！！

[zyczy1314]

GoodsField.java
package com.netshop;
import java.sql.*;
import java.text.*;
public class GoodsField extends executeWay
{
private long ID;
private String name;
private int tag;
public GoodsField()
{
ID=0;
name="";
tag=0;
}
public String getName()
{
return this.name;
}
public void setName(String name)
{
this.name=name;
}

public int getTag()
{
return this.tag;
}
public void setTag(int tag)
{
this.tag=tag;
}
public boolean init(String webID)
{
String strSql="select * from goodsField where name='"+webID+"'";
try
{
ResultSet rs=super.exeSqlQuery(strSql);
if(rs.next())
{
ID=rs.getLong("ID");
name=rs.getString("name");
tag=rs.getInt("tag");
return true;
}
else
{
return false;
}
}
catch(Exception ex)
{
System.out.println(ex.toString());
return false;
}
}
}
query.jsp
<%@ page contentType="text/html; charset=utf-8" language="java" import="java.sql.*" errorPage="" %>
<%@ page import="com.netshop.*"%>
<jsp:useBean scope="session" id="at" class="com.netshop.GoodsField"/>
<%
String webID="1";
at.init(webID);
at.getName();
%>

运行时提示The method init(String) is undefined for the type GoodsField
着GoodsField里可是有init（）啊?求解

[小V小V志]

緩存問題，重新布署，先把工程刪了，再導入 ！

[zyczy1314]

什么意思，我新手，用的记事本编的，这怎么办，重启服务器还行？

[zyczy1314]

解决了，不过，这缓存问题怎么引起的？老出这问题，其实一些程序没错，却因为缓存问题运行总提示各种乱七八糟的错误，实际没错，但就是把正确的变成错的，让人纠结啊