⭐ 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
📤 上传资源

📄 my_0002ejsp_jsp.java

📁 在2005年我使用java开发的一套BS系统。对初学者很有帮助。
💻 JAVA
字号:
🔍 
import java.sql.*;
import javax.servlet.*;
import javax.servlet.http.*;
import javax.servlet.jsp.*;
import org.apache.jasper.runtime.*;


public class my_0002ejsp_jsp extends HttpJspBase {

    // begin [file="/my.jsp";from=(9,0);to=(9,64)]
    // end

    static {
    }
    public my_0002ejsp_jsp( ) {
    }

    private static boolean _jspx_inited = false;

    public final void _jspx_init() throws org.apache.jasper.runtime.JspException {
    }

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

        JspFactory _jspxFactory = null;
        PageContext pageContext = null;
        HttpSession session = null;
        ServletContext application = null;
        ServletConfig config = null;
        JspWriter out = null;
        Object page = this;
        String  _value = null;
        try {

            if (_jspx_inited == false) {
                synchronized (this) {
                    if (_jspx_inited == false) {
                        _jspx_init();
                        _jspx_inited = true;
                    }
                }
            }
            _jspxFactory = JspFactory.getDefaultFactory();
            response.setContentType("text/html; charset=gb2312");
            pageContext = _jspxFactory.getPageContext(this, request, response,
            			"", true, 8192, true);

            application = pageContext.getServletContext();
            config = pageContext.getServletConfig();
            session = pageContext.getSession();
            out = pageContext.getOut();

            // HTML // begin [file="/my.jsp";from=(0,47);to=(1,0)]
                out.write("\r\n");

            // end
            // HTML // begin [file="/my.jsp";from=(1,51);to=(9,0)]
                out.write("\r\n\r\n<html>\r\n<head>\r\n　　<title>JSP连接mysql!</title>\r\n　</head>\r\n　<body>\r\n　\r\n");

            // end
            // begin [file="/my.jsp";from=(9,0);to=(9,64)]
                com.forcg.Dbco DBconn1 = null;
                boolean _jspx_specialDBconn1  = false;
                 synchronized (pageContext) {
                    DBconn1= (com.forcg.Dbco)
                    pageContext.getAttribute("DBconn1",PageContext.PAGE_SCOPE);
                    if ( DBconn1 == null ) {
                        _jspx_specialDBconn1 = true;
                        try {
                            DBconn1 = (com.forcg.Dbco) java.beans.Beans.instantiate(this.getClass().getClassLoader(), "com.forcg.Dbco");
                        } catch (ClassNotFoundException exc) {
                             throw new InstantiationException(exc.getMessage());
                        } catch (Exception exc) {
                             throw new ServletException (" Cannot create bean of class "+"com.forcg.Dbco", exc);
                        }
                        pageContext.setAttribute("DBconn1", DBconn1, PageContext.PAGE_SCOPE);
                    }
                 } 
                if(_jspx_specialDBconn1 == true) {
            // end
            // begin [file="/my.jsp";from=(9,0);to=(9,64)]
                }
            // end
            // HTML // begin [file="/my.jsp";from=(9,64);to=(10,0)]
                out.write("\r\n");

            // end
            // begin [file="/my.jsp";from=(10,2);to=(18,1)]
                
                String thename;
                thename=request.getParameter("thename");
                String username;
                ResultSet RS = DBconn1.executeQuery
                ("SELECT * FROM admin");
                while (RS.next()) {
                	username=RS.getString("username");
                	
            // end
            // HTML // begin [file="/my.jsp";from=(18,3);to=(19,1)]
                out.write("\r\n\t");

            // end
            // begin [file="/my.jsp";from=(19,3);to=(20,33)]
                
                  if (thename.equals(username)){ 
            // end
            // HTML // begin [file="/my.jsp";from=(20,35);to=(22,5)]
                out.write("\r\n   <table><tr><td>succeed</td></tr></table>\r\n     ");

            // end
            // begin [file="/my.jsp";from=(22,7);to=(26,0)]
                }
                   }
                 RS.close();
                //out.println(thename);
            // end
            // HTML // begin [file="/my.jsp";from=(26,2);to=(30,0)]
                out.write("\r\n\r\n　</body>\r\n</html>\r\n");

            // end

        } catch (Throwable t) {
            if (out != null && out.getBufferSize() != 0)
                out.clearBuffer();
            if (pageContext != null) pageContext.handlePageException(t);
        } finally {
            if (_jspxFactory != null) _jspxFactory.releasePageContext(pageContext);
        }
    }
}

⌨️ 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 + -