selenium page object & Page Factory

package demo;

import java.util.concurrent.TimeUnit;

import org.openqa.selenium.By;
import org.openqa.selenium.WebDriver;
import org.openqa.selenium.WebElement;

public class HomePage
{
    public String    base_url = "https://www.baidu.com/";
    public WebDriver driver;

    WebElement inputBox;
    WebElement searchButton;

    /**
     * @author Young
     * @param message
     */
    public void typeInputBox(String message)
    {
        inputBox = driver.findElement(By.id("kw"));
        inputBox.clear();
        inputBox.sendKeys(message);
    }

    /**
     * @author Young
     */
    public void clickSearchButton()

    {
        searchButton = driver.findElement((By.cssSelector("input#su")));
        searchButton.click();
        driver.manage().timeouts().pageLoadTimeout(90, TimeUnit.SECONDS);
    }

    /**
     * @author Young
     * @param d
     */
    HomePage(WebDriver d)
    {
        this.driver = d;
        driver.get(base_url);
        driver.manage().window().maximize();
        driver.manage().timeouts().implicitlyWait(90, TimeUnit.SECONDS);
        driver.manage().timeouts().pageLoadTimeout(90, TimeUnit.SECONDS);
    }

    /**
     * @author Young
     * @return
     */
    public String getTitle()
    {
        return driver.getTitle();
    }

}

Page factory:

package demo;

import java.util.concurrent.TimeUnit;
import org.openqa.selenium.WebDriver;
import org.openqa.selenium.WebElement;
import org.openqa.selenium.support.FindBy;
import org.openqa.selenium.support.How;
import org.openqa.selenium.support.PageFactory;
import org.openqa.selenium.support.pagefactory.AjaxElementLocatorFactory;

public class HomePage
{
    public String    base_url = "https://www.baidu.com/";
    public WebDriver driver;

    @FindBy(how = How.ID, using = "kw")
    WebElement inputBox;
    @FindBy(how = How.CSS, using = "input#su")
    WebElement searchButton;

    /**
     * @author Young
     * @param message
     */
    public void typeInputBox(String message)
    {
        inputBox.clear();
        inputBox.sendKeys(message);
    }

    /**
     * @author Young
     */
    public void clickSearchButton()
    {
        searchButton.click();
        driver.manage().timeouts().pageLoadTimeout(90, TimeUnit.SECONDS);
    }

    /**
     * @author Young
     * @param d
     */
    HomePage(WebDriver d)
    {
        this.driver = d;
        driver.get(base_url);
        driver.manage().window().maximize();
        driver.manage().timeouts().implicitlyWait(90, TimeUnit.SECONDS);
        driver.manage().timeouts().pageLoadTimeout(90, TimeUnit.SECONDS);
        PageFactory.initElements(new AjaxElementLocatorFactory(driver, 15), this);
    }

    /**
     * @author Young
     * @return
     */
    public String getTitle()
    {
        return driver.getTitle();
    }

}