⭐ 欢迎来到虫虫下载站! | 📦 资源下载 📁 资源专辑 ℹ️ 关于我们
⭐ 虫虫下载站

📄 create_jsp.java

📁 新闻发布系统
💻 JAVA
字号:
package org.apache.jsp;

import javax.servlet.*;
import javax.servlet.http.*;
import javax.servlet.jsp.*;
import java.sql.*;

public final class create_jsp extends org.apache.jasper.runtime.HttpJspBase
    implements org.apache.jasper.runtime.JspSourceDependent {

  private static final JspFactory _jspxFactory = JspFactory.getDefaultFactory();

  private static java.util.Vector _jspx_dependants;

  private org.apache.jasper.runtime.ResourceInjector _jspx_resourceInjector;

  public Object getDependants() {
    return _jspx_dependants;
  }

  public void _jspService(HttpServletRequest request, HttpServletResponse response)
        throws java.io.IOException, ServletException {

    PageContext pageContext = null;
    HttpSession session = null;
    ServletContext application = null;
    ServletConfig config = null;
    JspWriter out = null;
    Object page = this;
    JspWriter _jspx_out = null;
    PageContext _jspx_page_context = null;


    try {
      response.setContentType("text/html; charset=UTF-8");
      pageContext = _jspxFactory.getPageContext(this, request, response,
      			null, true, 8192, true);
      _jspx_page_context = pageContext;
      application = pageContext.getServletContext();
      config = pageContext.getServletConfig();
      session = pageContext.getSession();
      out = pageContext.getOut();
      _jspx_out = out;
      _jspx_resourceInjector = (org.apache.jasper.runtime.ResourceInjector) application.getAttribute("com.sun.appserv.jsp.resource.injector");

      out.write("\r\n");
      out.write("\r\n");

 response.setHeader("Cache-Control","no-store");
 response.setHeader("Pragma","no-cache");
 response.setDateHeader("Expires",0);

      out.write("\r\n");
      out.write("<!DOCTYPE HTML PUBLIC \"-//W3C//DTD HTML 4.01 Transitional//EN\"\r\n");
      out.write("\"http://www.w3.org/TR/html4/loose.dtd\">\r\n");
      out.write("<html>\r\n");
      out.write("<head>\r\n");
      out.write("<title>������</title>\r\n");
      out.write("</head>\r\n");
      out.write("<body bgcolor=\"#ffffff\">\r\n");
      out.write("<h1></h1>\r\n");
      out.write("<table border=\"1\">\r\n");
      out.write("<caption>������</caption>\r\n");
      out.write(" <tr><td>���</td>\r\n");
      out.write(" <td>�û���</td>\r\n");
      out.write(" </tr>\r\n");


  long begin = (long)System.currentTimeMillis();

  StringBuffer createTable = new StringBuffer()
    .append("create table delete(")
    .append("  USERID bigserial, ")
    .append("  USERNAME varchar(32),")
    .append("  PASSWORD varchar(32)")
    .append(");");
  StringBuffer insertData = new StringBuffer()
    .append("insert into  delete(USERNAME,PASSWORD) values(?,?)");
  Connection con = null;
  PreparedStatement ps = null;
  Statement st = null;
  ResultSet rs = null;
  try {
    Class.forName("sun.jdbc.odbc.JdbcOdbcDriver").newInstance();
    String url = "jdbc:odbc:news" ;
    con = DriverManager.getConnection(url, "admin" , "admin" );
    st = con.createStatement();
    st.executeUpdate(createTable.toString());
    ps = con.prepareStatement(insertData.toString());
    ps.setString(1,"����");
    ps.setString(2,"1234");
    ps.executeUpdate();

    String sql = "select * from delete" ;
    rs = st.executeQuery(sql);
    while (rs.next())
    {
      out.println("<tr><td>");
      out.println(String.valueOf(rs.getLong("USERID"))+"</td><td>");
      out.println(rs.getString("USERNAME")+"</td></tr>");
    }
  } catch (Exception e) {
    try{
     if (con != null){
      con.rollback();
      out.println("<br><font color=\"red\">数据库操作1类异常!</font><br>");
     }
    }catch(SQLException ex){
      out.println("<br><font color=\"red\">�数据库操作2类异常!!</font><br>");
    }
  } finally {
    try{
      if(ps!=null) ps.close();
      if(rs != null) rs.close();
      if(st != null) st.close();
      if(con != null) con.close();

    }catch(SQLException e){
     out.println("<br><font color=\"red\">�数据库操作3类异常!</font><br>");
    }
  }

      out.write("\r\n");
      out.write("</table>\r\n");

  long end = (long)System.currentTimeMillis();
  StringBuffer s = new StringBuffer()
                       .append("��ʱ:")
                       .append(end-begin)
                       .append("����");
  out.println(s.toString());
  out.println("<br/><a href=\"index.jsp\">����</a>");

      out.write("\r\n");
      out.write("</body>\r\n");
      out.write("</html>\r\n");
      out.write("\r\n");
    } catch (Throwable t) {
      if (!(t instanceof SkipPageException)){
        out = _jspx_out;
        if (out != null && out.getBufferSize() != 0)
          out.clearBuffer();
        if (_jspx_page_context != null) _jspx_page_context.handlePageException(t);
      }
    } finally {
      _jspxFactory.releasePageContext(_jspx_page_context);
    }
  }
}

⌨️ 快捷键说明

复制代码 Ctrl + C
搜索代码 Ctrl + F
全屏模式 F11
切换主题 Ctrl + Shift + D
显示快捷键 ?
增大字号 Ctrl + =
减小字号 Ctrl + -