java+selenium+new——判断某个元素是否显示 driver.findElementById("kw").isDisplayed()——判断某个元素是否可用 System.out.println(driver.findElementById("kw").isEnabled())

package rjcs;



import java.util.*;

import org.openqa.selenium.WebElement;
import org.openqa.selenium.firefox.FirefoxDriver;
import org.openqa.selenium.interactions.Actions;
import org.openqa.selenium.support.ui.Select;

public class xinkaishi 
{

    
    public static void main(String[] args)
    
    {
         System.setProperty("webdriver.firefox.bin","C:\\Program Files (x86)\\Mozilla Firefox\\firefox.exe");    //设置火狐的安装路径，防止系统找不到
            
         FirefoxDriver driver = new FirefoxDriver();        //初始化FireFox浏览器实例，并打开浏览器
         
        try
        {
             driver.manage().window().maximize();         //最大化窗口
             
             Thread.sleep(5000);    
             
             driver.navigate().to("http://www.baidu.com"); 
             
             Thread.sleep(5000);
             
             
             System.out.println(driver.findElementById("kw").isDisplayed());  //判断是否显示
             System.out.println(driver.findElementById("kw").isEnabled());  //判断是否可用
                        
             
             Thread.sleep(10000);
             
             
        }catch (Exception e) 
        {
            e.printStackTrace();
        }finally 
        {
            driver.quit();
        
         }
    }
    
    
    
}