本人开发的JSP新闻发布系统网站

package database.operation; import java.sql.*; public class Regist { String username=""; String password=""; String email=""; String datetime=""; String sex=""; String area=""; String phone=""; String realname=""; int registResult=1; public Regist() { try{ Class.forName("sun.jdbc.odbc.JdbcOdbcDriver"); } catch(Exception e){} } public void setUsername(String s) { try{ byte bb[]=s.getBytes("iso-8859-1"); s=new String(bb); } catch(Exception ee){} username=s.trim(); } public String getUsername() { return username; } public void setPassword(String s) { try{ byte bb[]=s.getBytes("iso-8859-1"); s=new String(bb); } catch(Exception ee){} password=s.trim(); } public String getPassword() { return password; } public void setEmail(String s) { try{ byte bb[]=s.getBytes("iso-8859-1"); s=new String(bb); } catch(Exception ee){} email=s.trim(); } public String getEmail() { return email; } public void setSex(String s) { try{ byte bb[]=s.getBytes("iso-8859-1"); s=new String(bb); } catch(Exception ee){} sex=s.trim(); } public String getSex() { return sex; } public void setArea(String s) { try{ byte bb[]=s.getBytes("iso-8859-1"); s=new String(bb); } catch(Exception ee){} area=s.trim(); } public String getArea() { return area; } public void setPhone(String s) { try{ byte bb[]=s.getBytes("iso-8859-1"); s=new String(bb); } catch(Exception ee){} phone=s.trim(); } public String getPhone() { return phone; } public void setRealname(String s) { try{ byte bb[]=s.getBytes("iso-8859-1"); s=new String(bb); } catch(Exception ee){} realname=s.trim(); } public String getRealname() { return realname; } public void setDatetime(String s) { try{ byte bb[]=s.getBytes("iso-8859-1"); s=new String(bb); } catch(Exception ee){} datetime=s.trim(); } public String getDatetime() { return datetime; } public int getRegistResult() { Connection con; Statement sql; try{ con=DriverManager.getConnection("jdbc:odbc:mymoon","",""); int number=(int)(Math.random()*10000); String str="INSERT member VALUES('"+username+"','"+password+"','"+email+"','"+sex+"','"+area+"','"+phone+"','"+realname+"','"+datetime+"','"+number+"')"; sql=con.createStatement(); int i=sql.executeUpdate(str); if(i!=0){ registResult=1;//成功 } else { registResult=8;//失败 } con.close(); } catch(SQLException exp) { registResult=0; //"用户名已存在！"; } return registResult; } }