JavaWeb / After_End /User_information_case /src /main /java /updateUserServlet.java
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import domain.User;
import org.apache.commons.beanutils.BeanUtils;
import service.impl.userServiceImpl;
import javax.servlet.ServletException;
import javax.servlet.annotation.WebServlet;
import javax.servlet.http.HttpServlet;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import java.io.IOException;
import java.lang.reflect.InvocationTargetException;
import java.util.Map;
@WebServlet("/updateUserServlet")
public class updateUserServlet extends HttpServlet {
@Override
public void doGet(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException {
this.doPost(request, response);
}
@Override
public void doPost(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException {
//1、设置编码
request.setCharacterEncoding("UTF-8");
//2、获取map
Map<String, String[]> map = request.getParameterMap();
//3、封装对象
User user = new User();
try {
BeanUtils.populate(user, map);
} catch (IllegalAccessException e) {
e.printStackTrace();
} catch (InvocationTargetException e) {
e.printStackTrace();
}
//4、调用Service修改
userServiceImpl service = new userServiceImpl();
service.updateUser(user);
//5、跳转到查询所有的Servlet
response.sendRedirect(request.getContextPath()+"/findUserByPageServlet");
}
}