寒假软件03
今天：实现增加，修改
import java.io.IOException;
import javax.servlet.ServletException;
import javax.servlet.http.HttpServlet;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import org.apache.commons.beanutils.BeanUtils;
import com.itheima.domain.Cust;
import com.itheima.factory.BasicFactory;
import com.itheima.service.CustService;
public class AddCustServlet extends HttpServlet {
public void doGet(HttpServletRequest request, HttpServletResponse response)
throws ServletException, IOException {
request.setCharacterEncoding("utf-8");
response.setContentType("text/html;charset=utf-8");
CustService service = BasicFactory.getFactory().getInstance(CustService.class);
try{
Cust cust = new Cust();
BeanUtils.populate(cust, request.getParameterMap());
String [] prefs = request.getParameterValues("preference");
StringBuffer buffer = new StringBuffer();
for(String pref : prefs){
buffer.append(pref+",");
}
String pref = buffer.substring(0, buffer.length()-1);
cust.setPreference(pref);
service.addCust(cust);
response.sendRedirect(request.getContextPath()+"/index.jsp");
}catch (Exception e) {
e.printStackTrace();
throw new RuntimeException(e);
}
}
public void doPost(HttpServletRequest request, HttpServletResponse response)
throws ServletException, IOException {
doGet(request, response);
}
}
import java.io.IOException;
import javax.servlet.ServletException;
import javax.servlet.http.HttpServlet;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import org.apache.commons.beanutils.BeanUtils;
import com.itheima.domain.Cust;
import com.itheima.factory.BasicFactory;
import com.itheima.service.CustService;
public class UpdateCustServlet extends HttpServlet {
public void doGet(HttpServletRequest request, HttpServletResponse response)
throws ServletException, IOException {
request.setCharacterEncoding("utf-8");
response.setContentType("text/html;charset=utf-8");
CustService service = BasicFactory.getFactory().getInstance(CustService.class);
try{
Cust cust = new Cust();
BeanUtils.populate(cust, request.getParameterMap());
String [] prefs = request.getParameterValues("preference");
StringBuffer buffer = new StringBuffer();
for(String pref : prefs){
buffer.append(pref+",");
}
String pref = buffer.substring(0, buffer.length()-1);
cust.setPreference(pref);
service.updateCust(cust);
request.getRequestDispatcher("/servlet/ListCustServlet").forward(request, response);
}catch (Exception e) {
e.printStackTrace();
throw new RuntimeException(e);
}
}
public void doPost(HttpServletRequest request, HttpServletResponse response)
throws ServletException, IOException {
doGet(request, response);
}
}
<%@ page language="java" import="java.util.*" pageEncoding="utf-8"%>
<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN">
<html>
<head>
</head>
<body style="text-align: center;">
<h1>客户管理系统_修改客户</h1><hr>
<form action="${pageContext.request.contextPath }/servlet/UpdateCustServlet" method="POST">
<input type="hidden" name="id" value="${cust.id }">
<table border="1">
<tr>
<td>客户姓名:</td>
<td><input type="text" name="name" value="${cust.name }" readonly="readonly" style="background: silver"/></td>
</tr>
<tr>
<td>客户性别:</td>
<td>
<input type="radio" name="gender" value="男"
<c:if test="${cust.gender=='男' }">checked='checked'</c:if>
/>男
<input type="radio" name="gender" value="女"
<c:if test="${cust.gender=='女' }">checked='checked'</c:if>
/>女
</td>
</tr>
<tr>
<td>出生日期:</td>
<td><input type="text" name="birthday" value="${cust.birthday }" /></td>
</tr>
<tr>
<td>手机号码:</td>
<td><input type="text" name="cellphone" value="${cust.cellphone }" /></td>
</tr>
<tr>
<td>电子邮箱:</td>
<td><input type="text" name="email" value="${cust.email }" /></td>
</tr>
<tr>
<td>客户爱好:</td>
<td>
<input type="checkbox" name="preference" value="篮球"
/>篮球
<input type="checkbox" name="preference" value="乒乓球"
/>乒乓球
<input type="checkbox" name="preference" value="玻璃球"
/>玻璃球
<input type="checkbox" name="preference" value="铅球"
/>铅球
</td>
</tr>
<tr>
<td>客户类型:</td>
<td>
<select name="type">
<option value="钻石客户"
<c:if test="${cust.type=='钻石客户' }">
selected="selected"
</c:if>
>钻石客户</option>
<option value="白金客户"
<c:if test="${cust.type=='白金客户' }">
selected="selected"
</c:if>
>白金客户</option>
<option value="黄金客户"
<c:if test="${cust.type=='黄金客户' }">
selected="selected"
</c:if>
>黄金客户</option>
<option value="白银客户"
<c:if test="${cust.type=='白银客户' }">
selected="selected"
</c:if>
>白银客户</option>
<option value="青铜客户"
<c:if test="${cust.type=='青铜客户' }">
selected="selected"
</c:if>
>青铜客户</option>
<option value="黑铁客户"
<c:if test="${cust.type=='黑铁客户' }">
selected="selected"
</c:if>
>黑铁客户</option>
<option value="没牌客户"
<c:if test="${cust.type=='没牌客户' }">
selected="selected"
</c:if>
>没牌客户</option>
</select>
</td>
</tr>
<tr>
<td>描述信息:</td>
<td><textarea name="description" rows="6" cols="40" >${cust.description }</textarea></td>
</tr>
<tr>
<td colspan="2">
<input type="submit" value="修改客户"/>
</td>
</tr>
</table>
</form>
</body>
</html>
明天：实现删除，批量删除
问题：无
浙公网安备 33010602011771号