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Thread: Jsp code Error

  1. #1
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    Default Jsp code Error

    Here i want to display 3rows of mysql table in output. it shows 7errors how to solve this error? pls tell

    <%@page import = "java.sql.DriverManager,java.sql.Connection,java.s ql.Statement,java.sql.ResultSet,java.sql.SQLExcept ion, java.util.Vector" %>
    <%
    Statement stmt = null;
    Connection con = null;
    ResultSet rsT = null;

    boolean errFlag = false;
    String str = null;

    String sdbName, sregion,sregion1,sregion2,
    sdbName = request.getParameter("scaleup");
    sregion = request.getParameter("region");
    sregion1 = request.getParameter("region1");
    sregion2 = request.getParameter("region2");

    int result=0;

    try
    {
    Class.forName("com.mysql.jdbc.Driver");
    con = DriverManager.getConnection("jdbc:mysql://127.0.0.1/" + sdbName,"root","");
    stmt = con.createStatement();

    //System.out.println("select * from scaleupdata where sregion= '" + region + "' and sregion1='" + region1 + "' and sregion2='" + region2 + "'");
    rsT = stmt.executeQuery("select * from scaleupdata where sregion= '" + region + "' and sregion1='" + region1 + "' and sregion2='" + region2 + "'");

    if(rsT.next())
    {
    result=0;
    result= rsT.getInt(1);
    result= rsT.getInt(2);
    result= rsT.getInt(3);

    <table border='1'>
    <tr>
    <th>region</th>
    <th>region1</th>
    <th>region2</th>
    </tr>
    <tr>
    <td><%result=rst.getInt(1);%></td>
    <td><%result=rst.getInt(2);%></td>
    <td><%result=rst.getInt(3);%></td>
    </tr>
    </table>

    }
    rsT.close();

    System.out.println("result "+result);

    if(result==1)
    {
    str = "<center><h2>You Have Entered Invalid details</h2></center>";

    }
    else
    {

    %><jsp:forward page="Login.jsp"/>;<%

    }

    stmt = null;
    con = null;
    rsT = null;
    }
    catch(SQLException sqle)
    {
    str = "<h2>Error : " + sqle + "</h2>";
    errFlag = true;
    }
    %>


    <p><%=str%></p>

    Error:

    Generated servlet error:
    [javac] Since fork is true, ignoring compiler setting.
    [javac] Compiling 1 source file
    [javac] Since fork is true, ignoring compiler setting.
    [javac] C:\Program Files (x86)\Apache Group\Tomcat 4.1\work\Standalone\localhost\_\SCALEUP\report_jsp .java:91: illegal start of expression
    [javac]
    [javac] ^
    [javac] C:\Program Files (x86)\Apache Group\Tomcat 4.1\work\Standalone\localhost\_\SCALEUP\report_jsp .java:68: sdbName is already defined in _jspService(javax.servlet.http.HttpServletRequest, javax.servlet.http.HttpServletResponse)
    [javac] sdbName = request.getParameter("scaleup");
    [javac] ^
    [javac] C:\Program Files (x86)\Apache Group\Tomcat 4.1\work\Standalone\localhost\_\SCALEUP\report_jsp .java:82: cannot resolve symbol
    [javac] symbol : variable region
    [javac] location: class org.apache.jsp.report_jsp
    [javac] rsT = stmt.executeQuery("select * from scaleupdata where sregion= '" + region + "' and sregion1='" + region1 + "' and sregion2='" + region2 + "'");
    [javac] ^
    [javac] C:\Program Files (x86)\Apache Group\Tomcat 4.1\work\Standalone\localhost\_\SCALEUP\report_jsp .java:82: cannot resolve symbol
    [javac] symbol : variable region1
    [javac] location: class org.apache.jsp.report_jsp
    [javac] rsT = stmt.executeQuery("select * from scaleupdata where sregion= '" + region + "' and sregion1='" + region1 + "' and sregion2='" + region2 + "'");
    [javac] ^
    [javac] C:\Program Files (x86)\Apache Group\Tomcat 4.1\work\Standalone\localhost\_\SCALEUP\report_jsp .java:82: cannot resolve symbol
    [javac] symbol : variable region2
    [javac] location: class org.apache.jsp.report_jsp
    [javac] rsT = stmt.executeQuery("select * from scaleupdata where sregion= '" + region + "' and sregion1='" + region1 + "' and sregion2='" + region2 + "'");
    [javac] ^
    [javac] C:\Program Files (x86)\Apache Group\Tomcat 4.1\work\Standalone\localhost\_\SCALEUP\report_jsp .java:101: cannot resolve symbol
    [javac] symbol : variable rst
    [javac] location: class org.apache.jsp.report_jsp
    [javac] result=rst.getInt(2);
    [javac] ^
    [javac] C:\Program Files (x86)\Apache Group\Tomcat 4.1\work\Standalone\localhost\_\SCALEUP\report_jsp .java:104: cannot resolve symbol
    [javac] symbol : variable rst
    [javac] location: class org.apache.jsp.report_jsp
    [javac] result=rst.getInt(3);
    [javac] ^
    [javac] 7 errors

  2. #2
    Super Moderator Norm's Avatar
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    Default Re: Jsp code Error

    Also posted here: https://coderanch.com/t/753593/java/JSP-code-Error

    Please read: http://www.javaprogrammingforums.com...s-posting.html
    If you don't understand my answer, don't ignore it, ask a question.

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