Re: problem while running simple java program

it seems that you are using GNU Java installed in your system(libgcj).
You can test this by giving full path to Sun java compiler instead of
java.


On Mon, 14 Mar 2005 00:27:57 -0800, java unix <javaunix123@gmail.com> wrote:
> hi,
>
>  when i run a simple program as given below
>
> import java.sql.*;
>
> class PostgreSQLTest {
>
> public static void main (String[] args) {
>
> try{
>
> Class.forName("org.postgresql.Driver");
>
> Connection con =
> DriverManager.getConnection("jdbc:postgresql://localhost:5432/test","postgres","roopesh");
>
> Statement stmt = con.createStatement();
>
> ResultSet rs = stmt.executeQuery("select col1 from test");
>
> while(rs.next())
>
> {
>
> System.out.println(rs.getString(1)+"<br>");
>
> }
>
> }catch(Exception e){
>
> System.out.println(e);
>
> }
>
> }
>
> }
>
> when i run it i am getting the following errors
>
> [root@roopesh root]# java PostgreSQLTest
> Exception in thread "main" java.lang.InternalError:
> unexpected exception during
> linking: java.lang.ClassNotFoundException:
> javax.net.ssl.SSLSocket
>    at 0x40268e17:
> java.lang.Throwable.Throwable(java.lang.String)
> (/usr/lib/./li
> bgcj.so.3)
>    at 0x4025bc8e:
> java.lang.Error.Error(java.lang.String)
> (/usr/lib/./libgcj.so.
> 3)
>    at 0x402691fa:
> java.lang.VirtualMachineError.VirtualMachineError(java.lang.St
> ring) (/usr/lib/./libgcj.so.3)
>    at 0x4025d62e:
> java.lang.InternalError.InternalError(java.lang.String)
> (/usr/
> lib/./libgcj.so.3)
>    at 0x4025ad82:
> java.lang.ClassLoader.resolveClass0(java.lang.Class)
> (/usr/lib
> /./libgcj.so.3)
>    at 0x4024646c: java.lang.Class.initializeClass()
> (/usr/lib/./libgcj.so.3)
>    at 0x40244d04:
> java.lang.Class.forName(java.lang.String, boolean,
> java.lang.C
> lassLoader) (/usr/lib/./libgcj.so.3)
>    at 0x40244d9f:
> java.lang.Class.forName(java.lang.String)
> (/usr/lib/./libgcj.s
> o.3)
>    at 0x403831e7: ffi_call_SYSV
> (/usr/lib/./libgcj.so.3)
>    at 0x403831a7: ffi_raw_call
> (/usr/lib/./libgcj.so.3)
>    at 0x402306e8:
> _Jv_InterpMethod.continue1(_Jv_InterpMethodInvocation)
> (/usr/l
> ib/./libgcj.so.3)
>    at 0x40230ff4: _Jv_InterpMethod.run(ffi_cif, void,
> ffi_raw, _Jv_InterpMethodI
> nvocation) (/usr/lib/./libgcj.so.3)
>    at 0x4022e504: _Jv_InterpMethod.run_normal(ffi_cif,
> void, ffi_raw, void) (/us
> r/lib/./libgcj.so.3)
>    at 0x4038305c: ?? (??:0)
>    at 0x40242dd8:
> gnu.gcj.runtime.FirstThread.call_main()
> (/usr/lib/./libgcj.so.
> 3)
>    at 0x402ad02d: gnu.gcj.runtime.FirstThread.run()
> (/usr/lib/./libgcj.so.3)
>    at 0x4024fc4c: _Jv_ThreadRun(java.lang.Thread)
> (/usr/lib/./libgcj.so.3)
>    at 0x4021c8ac: _Jv_RunMain(java.lang.Class, byte
> const, int, byte const, bool
> ean) (/usr/lib/./libgcj.so.3)
>    at 0x08048910: ?? (??:0)
>    at 0x42015574: __libc_start_main
> (/lib/tls/libc.so.6)
>    at 0x080486c1: ?? (??:0)
>
> the classpath set is as follows
>
> [root@roopesh root]# echo $CLASSPATH
> /usr/java/j2sdk1.4.2_07/lib/tools.jar:/usr/java/j2sdk1.4.2_07/jre/lib/rt.jar:/us
> r/local/pgsql/pg74.215.jdbc3.jar:/usr/local/pgsql/pg74:/usr/local/pgsql/pg74/org
> /postgresql:/usr/local/pgsql
>
> i donot know what is the problem
>
> thank you
>
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--
rgds
Antony Paul
http://www.geocities.com/antonypaul24/