Java/Database SQL JDBC/JDNI Datasource

Setup JDNI Datasource

import java.rmi.*;
import java.rmi.registry.LocateRegistry;
import java.rmi.server.UnicastRemoteObject;
import com.mysql.jdbc.jdbc2.optional.*;
import javax.sql.*;
import javax.naming.*;
import java.util.*;
public class SetupJNDIDataSource {
  public static void main(String args[]) {
    if (args.length < 2) {
      System.out.println("usage: SetupJNDIDataSource username password");
      return;
    }
    try {
      startRegistry();
      ConnectionPoolDataSource dataSource = createDataSource(args[0], args[1]);
      InitialContext context = createContext();
      context.rebind("HrDS", dataSource);
    } catch (Exception e) {
      System.out.println("SetupJNDIDataSource err: " + e.getMessage());
      e.printStackTrace();
    }
  }
  private static void startRegistry() throws RemoteException {
    LocateRegistry.createRegistry(1099);
    System.out.println("RMI registry ready.");
  }
  private static ConnectionPoolDataSource createDataSource(String username, String password) {
    MysqlConnectionPoolDataSource dataSource = new MysqlConnectionPoolDataSource();
    dataSource.setUser(username);
    dataSource.setPassword(password);
    dataSource.setServerName("localhost");
    dataSource.setPort(3306);
    dataSource.setDatabaseName("chapter04_jdbc21");
    return dataSource;
  }
  private static InitialContext createContext() throws NamingException {
    Properties env = new Properties();
    env.put(Context.INITIAL_CONTEXT_FACTORY, "com.sun.jndi.rmi.registry.RegistryContextFactory");
    env.put(Context.PROVIDER_URL, "rmi://localhost:1099");
    InitialContext context = new InitialContext(env);
    return context;
  }
}