String jdbcDriver = "org.firebirdsql.jdbc.FBDriver";
String dataBasePrefix = "jdbc:firebirdsql";
String hostName = "localhost";
String dataBaseName = "banco";
String user = "SYSDBA", pass = "masterkey";
String url = dataBasePrefix +":"+ hostName +
":"+ dataBaseName;
Connection conn = null ;
try{
Class.forName(jdbcDriver);
conn = DriverManager.getConnection(url, user, pass);
}catch (ClassNotFoundException e) {
e.printStackTrace();
}