Java Client Program to test WLS MultiDatasource Failover/Load Balancing

Client to test Multidatasource Failover/Loadbalancing Feature of WLS

import javax.naming.*;

import java.util.*;

import javax.rmi.*;

import javax.sql.*;

import java.sql.*;

public class MyDsClient

{

public final static String JNDI_FACTORY = "weblogic.jndi.WLInitialContextFactory";

private static String serverUrl ="t3://localhost:7001";

public static void main(String ar[])throws Exception

{

PreparedStatement pr = null;

InitialContext ic=null;

try{

Hashtable env = new Hashtable();

env.put(Context.INITIAL_CONTEXT_FACTORY, JNDI_FACTORY);

env.put(Context.PROVIDER_URL, serverUrl);

ic = new InitialContext(env);

}

catch(Exception e){}

try{

Connection con[]=new Connection[1000];

for(int i=0;i<1000;i++)

{

Object obj=ic.lookup("mds");

DataSource ds=(DataSource)obj;

con[i]=ds.getConnection();

System.out.println("\n\nGot the Connection : "+con[i]);

pr = con[i].prepareStatement("insert into test values(?)");

pr.setInt(1,i);

System.out.println(i);

int rs = pr.executeUpdate();

System.out.println("ROWS UPDATED:"+ rs);

try {

Thread.sleep(1000);

} catch(Exception ee)

{

ee.printStackTrace();

}

con[i].close();

}

}

catch(Exception e)

{

System.out.println("\n\n\t jack Exception => "+e);

e.printStackTrace();

}

}

}