苏州科技学院javaee期末考试试卷大题

第二题 Input.java public class Input extends HttpServlet private static final long serialVersionUID = 1L; public Connection conn; public PreparedStatement ps; public void doGet(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException request.setCharacterEncoding(“UTF-8“); response.setCharacterEncoding(“gbk“); String title = request.getParameter(“title“); String authorname = request.getParameter(“authorname“); String context = request.getParameter(“context“); String keyword =request.getParameterValues(“keyword“); String local = request.getParameter(“local“); int row = 0; tryClass.forName(“com.mysql.jdbc.Driver“); String uri = “jdbc:mysql:/localhost:3306/test“; String username = “root“; String password = “123“; conn = DriverManager.getConnection(uri,username,password); String sql = “insert into news(title,authorname,context,keyword,local)values(?,?,?,?,?); ps = conn.prepareStatement(sql); ps.setString(1, title); ps.setString(2, authorname); ps.setString(3, context); String str = “; for (int i=0;i=1) response.sendRedirect(“Success.jsp“);else response.sendRedirect(“input.jsp“); catch (Exception e) public void doPost(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException this.doGet(request, response); 实体类实体类 news 配置文件配置文件 public class News private String title; private String authorname ; private String context ; private String keyword; private String local; public String getTitle() return title; public void setTitle(String title) this.title = title; 。 InputAction.java private static final long serialVersionUID = 1L; public Connection conn; public PreparedStatement ps; private News news; public Connection getConnection() try Class.forName(“com.mysql.jdbc.Driver“); String uri = “jdbc:mysql:/localhost:3306/test“; String username = “root“; String password = “123“; conn = DriverManager.getConnection(uri,username,password); catch (Exception e) e.printStackTrace(); return conn; protected int addNews(News news) String sql = “insert into news(title,authorname,context,keyword,local)values(?,?,?,?,?)“; try ps = new InputAction().getConnection().prepareStatement(sql); ps.setString(1, news.getTitle(); ps.setString(2, news.getAuthorname(); ps.setString(3, news.getContext(); String str = “; for (int i=0;i=1) return SUCCESS; else return ERROR; public News ge