How to change the window position and resize it

How to change the window position and resize it

solution:------------

import java.awt.AWTException;

import java.awt.Dimension;

import java.awt.Point;

import org.openqa.selenium.WebDriver;

import org.openqa.selenium.firefox.FirefoxDriver;

import org.testng.annotations.Test;

import org.testng.annotations.BeforeTest;

import org.testng.annotations.AfterTest;

public class windowhandles {

WebDriver driver;

  @Test

  public void f()  throws AWTException,InterruptedException{

  

 driver.manage().window().setSize(new org.openqa.selenium.Dimension(200,333));

 Thread.sleep(2000);

 driver.manage().window().setPosition(new org.openqa.selenium.Point(20,40));

 

 Thread.sleep(2000);

 driver.manage().window().setPosition(new org.openqa.selenium.Point(234,145));

  }

 

 

  

  

  @BeforeTest

  public void beforeTest() {

 driver=new FirefoxDriver();

 driver.get("http://gmail.com");

 driver.manage().window().maximize();

  }

  @AfterTest

  public void afterTest() {

driver.quit();

  }

}