Get the value of the radio button from the database in java, all the information in the database is displayed on the interface, the conversion of the data type

1. Get the value of the radio button from the java database and display it in the radio button of the modified information

<input type="radio" name="sex" value="男"  <c:if test="${i.sex=='男'}">checked="checked"</c:if>>男
<input type="radio" name="sex" value="女"  <c:if test="${i.sex=='女'}">checked="checked"</c:if>>女

2. All the information in the database is displayed on the interface. First, through the while loop, get the value in the database, put it into a collection, assign the value in the collection list to employeelist, and pass it to the front desk, use forEach to display the database All the values ​​in the primary key

<c:forEach items="${employeelist}" var="i" varStatus="status">
	<TR>
	     <TD>${status.index+1}</TD>
	     <TD>${i.no}</TD>
	     <TD>${i.name}</TD>
	     <TD>${i.sex}</TD>
	     <TD>${i.birthday}</TD>
	     <TD>${i.duty}</TD>
	     <TD>${i.address}</TD>
	     <TD>${i.number}</TD>								
        </TR>
</c:forEach>

3. Data type conversion, convert data type in Servlet file

employee.setNo(Integer.valueOf(request.getParameter("no")));
employee.setBirthday(Date.valueOf(request.getParameter("birth")));

Get value in Dao file

u.setId(rs.getInt(1));
u.setBirthday(rs.getDate(5));