Question

在java中怎么引入类型 eclipse import

Answer 1

package cn.mark.servlet;
import java.io.IOException;
import java.io.PrintWriter;
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 cn.marking.bean.Teacher;
import cn.marking.mysql.ConnectMySql;
@WebServlet(name="Mark",urlPatterns={"/Mark"})
public class Mark extends HttpServlet
{
	private String name = null;
	private int array[] = new int[4];
	public void doPost(HttpServletRequest request, HttpServletResponse response)
			throws ServletException, IOException
	{
		request.setCharacterEncoding("utf-8");
		response.setCharacterEncoding("utf-8");
		
		response.setContentType("text/html");
		
		name = request.getParameter("name");
		array[0] = new Integer(request.getParameter("score1"));
		array[1] = new Integer(request.getParameter("score2"));
		array[2] = new Integer(request.getParameter("score3"));
		array[3] = new Integer(request.getParameter("score4"));
		
		Teacher teacher = new Teacher(0, name, array[0], array[1], array[2], array[3]);
		
		int code = new ConnectMySql().mark(teacher);
		if(code == 0)
		{
			PrintWriter writer = response.getWriter();
			writer.write("抱歉！投票失败！请核对表单后再次投票！");
			writer.flush();
			writer.close();
		}
		else
		{
			response.sendRedirect("result.jsp");
		}
	}
}

Answer 2

import 类的完整地址 或者使用快捷键control+shift+O