Hi,



Could you help me in my program JAVA with jdbc Postgre

I have my simple code



import java.sql.DriverManager;

import java.sql.Connection;

import java.sql.SQLException;



public class Example2 {

public static void main(String[] argv) {

System.out.println("Checking if Driver is registered with
DriverManager.");



try {

Class.forName("org.postgresql.Driver");

} catch (ClassNotFoundException cnfe) {

System.out.println("Couldn't find the driver!");

System.out.println("Let's print a stack trace, and exit.");

cnfe.printStackTrace();

System.exit(1);

}

}

}



Then I execute :

javac Example2.java



Then I execute

java Example2



but I get

Exception in thread "main" java.lang.NoClassDefFoundError: Example



Wich is my error ?

I copied pg73jdbc3.jar in my path

C:\j2sdk1.4.1_07\lib\

Its have org.postgresql.Driver



Thanks advanted

ana
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It didn't work for me either. When I put the jar file in my classes directory, it did work.
""Becerra Lagos Ana Lilian"" <exabecerra@nt.entel.cl> schreef in bericht news:3A568BC085A5794983C7118F1A27CDEC2C7C40@epmare xc03.Entelpcs.Entelcorp..com...
Hi,



Could you help me in my program JAVA with jdbc Postgre

I have my simple code



import java.sql.DriverManager;

import java.sql.Connection;

import java.sql.SQLException;



public class Example2 {

public static void main(String[] argv) {

System.out.println("Checking if Driver is registered with DriverManager.");



try {

Class.forName("org.postgresql.Driver");

} catch (ClassNotFoundException cnfe) {

System.out.println("Couldn't find the driver!");

System.out.println("Let's print a stack trace, and exit.");

cnfe.printStackTrace();

System.exit(1);

}

}

}



Then I execute :

javac Example2.java



Then I execute

java Example2



but I get

Exception in thread "main" java.lang.NoClassDefFoundError: Example



Wich is my error ?

I copied pg73jdbc3.jar in my path

C:\j2sdk1.4.1_07\lib\

Its have org.postgresql.Driver



Thanks advanted

ana

Este correo es dirigido solo a las personas que aparecen como destinatarios
y puede contener información confidencial o privilegiada.
Si usted recibió este correo por error, por favor notificar inmediatamente
al emisor y elimine el correo original. Cualquier otro uso de este correo
esta prohibido.

************************************************** ************************************************** **

This message is for the designated recipient only and may contain privileged or
confidential information. If you have received it in error, please notify the sender
immediately and delete the original. Any other use of the email is prohibited.

Hi,

Did you try,

java -classpath c:\path\to\pg73jdbc3.jar;. Example2

Have a nice day,
William

Becerra Lagos Ana Lilian wrote:

> Hi,
>
>
>
> Could you help me in my program JAVA with jdbc Postgre
>
> I have my simple code
>
>
>
> import java.sql.DriverManager;
>
> import java.sql.Connection;
>
> import java.sql.SQLException;
>
>
>
> public class Example2 {
>
> public static void main(String[] argv) {
>
> System.out.println("Checking if Driver is registered with
> DriverManager.");
>
>
>
> try {
>
> Class.forName("org.postgresql.Driver");
>
> } catch (ClassNotFoundException cnfe) {
>
> System.out.println("Couldn't find the driver!");
>
> System.out.println("Let's print a stack trace, and exit.");
>
> cnfe.printStackTrace();
>
> System.exit(1);
>
> }
>
> }
>
> }
>
>
>
> Then I execute :
>
> javac Example2.java
>
>
>
> Then I execute
>
> java Example2
>
>
>
> but I get
>
> Exception in thread "main" java.lang.NoClassDefFoundError: Example
>
>
>
> Wich is my error ?
>
> I copied pg73jdbc3.jar in my path
>
> C:\j2sdk1.4.1_07\lib\
>
> Its have org.postgresql.Driver
>
>
>
> Thanks advanted
>
> ana
>
> Este correo es dirigido solo a las personas que aparecen como
> destinatarios
> y puede contener información confidencial o privilegiada.
> Si usted recibió este correo por error, por favor notificar
> inmediatamente
> al emisor y elimine el correo original. Cualquier otro uso de este correo
> esta prohibido.
>
> ************************************************** ************************************************** **
>
>
> This message is for the designated recipient only and may contain
> privileged or
> confidential information. If you have received it in error, please
> notify the sender
> immediately and delete the original. Any other use of the email is
> prohibited.


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