package bookservlets;import bookutil.DataDo;import javax.servlet.*;import javax.servlet.http.*;import java.io.*;import java.util.*;import java.text.SimpleDateFormat;public class InsertServlet extends HttpServlet {  private static final String CONTENT_TYPE = "text/html; charset=Big5";  public void init() throws ServletException {  }  public void doGet(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException {    response.setContentType(CONTENT_TYPE);    PrintWriter out = response.getWriter();    if(request.getParameter("Submit")==""||request.getParameter("Submit")==null){      out.println("<script>windiw.close();</script>");      return;    }    //--------get paraments    String g_name = request.getParameter("g_name").trim();    String g_sex = request.getParameter("g_sex");    String g_qq = request.getParameter("g_qq").trim();    String g_mail = request.getParameter("g_mail").trim();    String g_title = request.getParameter("g_title").trim();    String g_content = request.getParameter("g_content").trim();    String g_age=request.getParameter("g_age").trim();    Date temp_time = new Date();    String g_ip = request.getRemoteHost();//----------process Chinese    g_name = new String(g_name.getBytes("ISO8859_1"));    g_title = new String(g_title.getBytes("ISO8859_1"));    g_content = new String(g_content.getBytes("ISO8859_1"));//---------process date format    SimpleDateFormat df=new SimpleDateFormat("yyyy/MM/dd  hh:mm",Locale.CHINA);    String g_time=df.format(temp_time);    g_time=new String(g_time.getBytes("ISO8859_1"));//--------insert data    DataDo db=new DataDo();    String sql="insert into book(g_name,g_qq,g_mail,g_title,g_content,g_sex,g_age,g_time,g_ip)"+                    " values('"+g_name+"','"+g_qq+"','"+g_mail+"','"+g_title+"','"+g_content+"','"+g_sex+"','"+g_age+"','"+g_time+"','"+g_ip+"')";    if(db.dataUpdate(sql)>0){      out.println("<script>window.alert(\"Victory !\");</script>");      //out.println("<meta http-equiv=refresh content=\"2;url=disp.beyondplus\">");      out.println("<script>window.location=\"disp.beyondplus\"</script>");      db.dataClose();    }  }  public void doPost(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException {    doGet(request, response);  }  public void destroy() {  }}