Webdriver Script : Oracle Database Connectivity

/*********************************

Title  : Oracle Database Connectivity
Author : Gaurav Khanna

 *********************************/

package com.gaurav.webdriver;

import java.sql.Connection;
import java.sql.DriverManager;
import java.sql.ResultSet;
import java.sql.SQLException;
import java.sql.Statement;

import org.testng.annotations.Test;

public class OracleDatabaseConnectivity {

@Test
public void testoracleDatabaseConnectivity() throws SQLException {

//
System.out.println("-------- Oracle JDBC Connection Testing ------");

try {

// Causes the class "oracle.jdbc.driver.OracleDriver" to be
// dynamically loaded (at runtime).
Class.forName("oracle.jdbc.driver.OracleDriver");
} catch (ClassNotFoundException e) {

//
System.out.println("Oracle JDBC Driver not found !!");

//
e.printStackTrace();

//
return;
}

//
System.out.println("Oracle JDBC Driver Registered!");

// Declaring Connection type variable
Connection connection = null;

try {
// Create Connection Object
connection = DriverManager.getConnection(
"jdbc:oracle:thin:@localhost:1521:orcl", "gaurav",
"password");

} catch (SQLException e) {

//
System.out.println("Connection Failed! Check output console");

//
e.printStackTrace();

//
return;
}

if (connection != null) {

//
System.out.println("Database Connection Successful !! ");

} else {

//
System.out.println("Connection Failed !!");
}

// Set Auto Commit to False
connection.setAutoCommit(false);

// Declaring Statement type variable
Statement stmt = connection.createStatement();

// Storing result in Result Set type variable
ResultSet rset = (ResultSet) stmt
.executeQuery("select * from user_tables");

// Extracting data from result set
while (rset.next()) {
System.out.println(rset.getString(1));
System.out.println(rset.getString(2));
}

// Closing Statement and Connection
stmt.close();
connection.close();
}
}