总结-Selenium操作工具类(持续更新)

OBKoro1 发布于2019-08-16 10:34 / 3245人阅读

摘要：是否加载图片，默认不加载尝试性解决问题关闭失败注意和的区别没打开一个页面就截图最大化禁止下载加载图片尝试性解决问题关闭失败滚动窗口。重新调整窗口大小，以适应页面，需要耗费一定时间。建议等待合理的时间。

import org.openqa.selenium.WebDriver;

public interface WebDriverPool {
    WebDriver get() throws InterruptedException;
    void returnToPool(WebDriver webDriver);
    void close(WebDriver webDriver);
    void shutdown();
}

import java.util.ArrayList;
import java.util.concurrent.BlockingDeque;
import java.util.concurrent.LinkedBlockingDeque;
import java.util.concurrent.TimeUnit;
import java.util.concurrent.atomic.AtomicInteger;

import net.xby1993.common.util.FileUtil;

import org.openqa.selenium.WebDriver;
import org.openqa.selenium.phantomjs.PhantomJSDriver;
import org.openqa.selenium.phantomjs.PhantomJSDriverService;
import org.openqa.selenium.remote.DesiredCapabilities;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
/**
 * @author taojw
 */
public class PhantomjsWebDriverPool implements WebDriverPool{
    private Logger logger = LoggerFactory.getLogger(getClass());

    private int CAPACITY = 5;
    private AtomicInteger refCount = new AtomicInteger(0);
    private static final String DRIVER_PHANTOMJS = "phantomjs";

    /**
     * store webDrivers available
     */
    private BlockingDeque innerQueue = new LinkedBlockingDeque(
            CAPACITY);

    private  String PHANTOMJS_PATH;
    private  DesiredCapabilities caps = DesiredCapabilities.phantomjs();

    public PhantomjsWebDriverPool() {
        this(5,false);
    }

    /**
     * 
     * @param poolsize 
     * @param loadImg 是否加载图片，默认不加载
     */
    public PhantomjsWebDriverPool(int poolsize,boolean loadImg) {
        this.CAPACITY = poolsize;
        innerQueue = new LinkedBlockingDeque(poolsize);
        PHANTOMJS_PATH = FileUtil.getCommonProp("phantomjs.path");
        caps.setJavascriptEnabled(true);
        caps.setCapability(
                PhantomJSDriverService.PHANTOMJS_EXECUTABLE_PATH_PROPERTY,
                PHANTOMJS_PATH);
//        caps.setCapability("takesScreenshot", false);
        caps.setCapability(
                PhantomJSDriverService.PHANTOMJS_PAGE_CUSTOMHEADERS_PREFIX
                        + "User-Agent",
                "Mozilla/5.0 (Windows NT 6.1; WOW64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/50.0.2661.102 Safari/537.36");
        ArrayList cliArgsCap = new ArrayList();
        //http://phantomjs.org/api/command-line.html
        cliArgsCap.add("--web-security=false");
        cliArgsCap.add("--ssl-protocol=any");
        cliArgsCap.add("--ignore-ssl-errors=true");
        if(loadImg){
            cliArgsCap.add("--load-images=true");
        }else{
            cliArgsCap.add("--load-images=false");
        }
        caps.setCapability(PhantomJSDriverService.PHANTOMJS_CLI_ARGS,
                cliArgsCap);
        caps.setCapability(
                PhantomJSDriverService.PHANTOMJS_GHOSTDRIVER_CLI_ARGS,
                new String[] {"--logLevel=INFO"});
        
    }

    public WebDriver get() throws InterruptedException {
        WebDriver poll = innerQueue.poll();
        if (poll != null) {
            return poll;
        }
        if (refCount.get() < CAPACITY) {
            synchronized (innerQueue) {
                if (refCount.get() < CAPACITY) {

                    WebDriver mDriver = new PhantomJSDriver(caps);
                    // 尝试性解决：https://github.com/ariya/phantomjs/issues/11526问题
                    mDriver.manage().timeouts()
                            .pageLoadTimeout(60, TimeUnit.SECONDS);
                    // mDriver.manage().window().setSize(new Dimension(1366,
                    // 768));
                    innerQueue.add(mDriver);
                    refCount.incrementAndGet();
                }
            }
        }
        return innerQueue.take();
    }

    public void returnToPool(WebDriver webDriver) {
        // webDriver.quit();
        // webDriver=null;
        innerQueue.add(webDriver);
    }

    public void close(WebDriver webDriver) {
        refCount.decrementAndGet();
        webDriver.quit();
        webDriver = null;
    }

    public void shutdown() {
        try {
            for (WebDriver driver : innerQueue) {
                close(driver);
            }
            innerQueue.clear();
        } catch (Exception e) {
//            e.printStackTrace();
            logger.warn("webdriverpool关闭失败",e);
        }
    }
}

import java.util.HashMap;
import java.util.Map;
import java.util.concurrent.BlockingDeque;
import java.util.concurrent.LinkedBlockingDeque;
import java.util.concurrent.TimeUnit;
import java.util.concurrent.atomic.AtomicInteger;

import net.xby1993.common.util.FileUtil;

import org.openqa.selenium.WebDriver;
import org.openqa.selenium.chrome.ChromeDriver;
import org.openqa.selenium.chrome.ChromeOptions;
import org.openqa.selenium.remote.DesiredCapabilities;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;

public class ChromeWebDriverPool implements WebDriverPool{
    private Logger logger = LoggerFactory.getLogger(getClass());

    private int CAPACITY = 5;
    private AtomicInteger refCount = new AtomicInteger(0);
    private static final String DRIVER_NAME = "chrome";

    /**
     * store webDrivers available
     */
    private BlockingDeque innerQueue = new LinkedBlockingDeque(
            CAPACITY);

    private static String DRIVER_PATH;
    private static DesiredCapabilities caps = DesiredCapabilities.chrome();
    static {
        DRIVER_PATH = FileUtil.getCommonProp("chrome.path");
        
        System.setProperty("webdriver.chrome.driver", FileUtil.getCommonProp("chrome.driver.path"));

        ChromeOptions options = new ChromeOptions();
//        options.addExtensions(new File("/path/to/extension.crx"))
//        options.setBinary(DRIVER_PATH); //注意chrome和chromeDirver的区别
        options.addArguments("test-type"); //ignore certificate errors
        options.addArguments("headless");// headless mode
        options.addArguments("disable-gpu"); 
//        options.addArguments("log-path=chromedriver.log");
//        options.addArguments("screenshot"); 没打开一个页面就截图
        //options.addArguments("start-maximized"); 最大化
        //Use custom profile
        Map prefs = new HashMap();
//        prefs.put("profile.default_content_settings.popups", 0);
        //http://stackoverflow.com/questions/28070315/python-disable-images-in-selenium-google-chromedriver
        prefs.put("profile.managed_default_content_settings.images",2); //禁止下载加载图片
        options.setExperimentalOption("prefs", prefs);
        
        
        caps.setJavascriptEnabled(true);
        caps.setCapability(ChromeOptions.CAPABILITY, options);        
//        caps.setCapability("takesScreenshot", false);
        
        /* Add the WebDriver proxy capability.
        Proxy proxy = new Proxy();
        proxy.setHttpProxy("myhttpproxy:3337");
        capabilities.setCapability("proxy", proxy);
        */

    }

    public ChromeWebDriverPool() {
    }

    public ChromeWebDriverPool(int poolsize) {
        this.CAPACITY = poolsize;
        innerQueue = new LinkedBlockingDeque(poolsize);
    }

    public WebDriver get() throws InterruptedException {
        WebDriver poll = innerQueue.poll();
        if (poll != null) {
            return poll;
        }
        if (refCount.get() < CAPACITY) {
            synchronized (innerQueue) {
                if (refCount.get() < CAPACITY) {

                    WebDriver mDriver = new ChromeDriver(caps);
                    // 尝试性解决：https://github.com/ariya/phantomjs/issues/11526问题
                    mDriver.manage().timeouts()
                            .pageLoadTimeout(60, TimeUnit.SECONDS);
                    // mDriver.manage().window().setSize(new Dimension(1366,
                    // 768));
                    innerQueue.add(mDriver);
                    refCount.incrementAndGet();
                }
            }
        }
        return innerQueue.take();
    }

    public void returnToPool(WebDriver webDriver) {
        // webDriver.quit();
        // webDriver=null;
        innerQueue.add(webDriver);
    }

    public void close(WebDriver webDriver) {
        refCount.decrementAndGet();
        webDriver.quit();
        webDriver = null;
    }

    public void shutdown() {
        try {
            for (WebDriver driver : innerQueue) {
                close(driver);
            }
            innerQueue.clear();
        } catch (Exception e) {
            // e.printStackTrace();
            logger.warn("webdriverpool关闭失败", e);
        }
    }
}

import java.io.Closeable;
import java.io.IOException;

import org.openqa.selenium.WebDriver;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;

public class WebDriverManager implements Closeable{
    private static final Logger log=LoggerFactory.getLogger(WebDriverManager.class);
    
    private WebDriverPool webDriverPool=null;
    
    public WebDriverManager(){
        this.webDriverPool=new PhantomjsWebDriverPool(1,false);
    }
    public WebDriverManager(WebDriverPool webDriverPool){
        this.webDriverPool=webDriverPool;
    }
    public void load(String url,int sleepTimeMillis,SeleniumAction... actions){
        WebDriver driver=null;
        try {
            driver=webDriverPool.get();
            driver.get(url);
            sleep(sleepTimeMillis);
            WebDriver.Options manage = driver.manage();
            manage.window().maximize();
            for(SeleniumAction action:actions){
                action.execute(driver);
            }
        } catch (InterruptedException e) {
            e.printStackTrace();
            log.error("",e);
        }finally{
            if(driver!=null){
                webDriverPool.returnToPool(driver);
            }
        }
    }
    public void load(SeleniumAction... actions){
        WebDriver driver=null;
        try {
            driver=webDriverPool.get();
            WebDriver.Options manage = driver.manage();
            manage.window().maximize();
            for(SeleniumAction action:actions){
                action.execute(driver);
            }
        } catch (InterruptedException e) {
            e.printStackTrace();
            log.error("",e);
        }finally{
            if(driver!=null){
                webDriverPool.returnToPool(driver);
            }
        }
    }
    public void shutDown(){
        if(webDriverPool!=null){
            webDriverPool.shutdown();
        }
    }
    @Override
    public void close() throws IOException {
        shutDown();
    }
    public void sleep(long millis){
        try {
            Thread.sleep(millis);
        } catch (InterruptedException e) {
            e.printStackTrace();
        }
    }
    
}

import org.openqa.selenium.WebDriver;

/**
 * @author taojw
 *
 */
public interface SeleniumAction {
    void execute(WebDriver driver);
}

import java.io.File;
import java.io.IOException;
import java.util.Set;
import java.util.concurrent.TimeUnit;

import org.apache.commons.io.FileUtils;
import org.openqa.selenium.By;
import org.openqa.selenium.Cookie;
import org.openqa.selenium.Dimension;
import org.openqa.selenium.JavascriptExecutor;
import org.openqa.selenium.NoSuchElementException;
import org.openqa.selenium.OutputType;
import org.openqa.selenium.TakesScreenshot;
import org.openqa.selenium.WebDriver;
import org.openqa.selenium.WebElement;
import org.openqa.selenium.interactions.Actions;

/**
 * @author taojw
 *
 */
public class WindowUtil {
    
    /**
     * 滚动窗口。
     * @param driver
     * @param height
     */
    public static void scroll(WebDriver driver,int height){
        ((JavascriptExecutor)driver).executeScript("window.scrollTo(0,"+height+" );");    
    }
    /**
     * 重新调整窗口大小，以适应页面，需要耗费一定时间。建议等待合理的时间。
     * @param driver
     */
    public static void loadAll(WebDriver driver){
        Dimension od=driver.manage().window().getSize();
        int width=driver.manage().window().getSize().width;
        //尝试性解决：https://github.com/ariya/phantomjs/issues/11526问题
        driver.manage().timeouts().pageLoadTimeout(60, TimeUnit.SECONDS); 
        long height=(Long)((JavascriptExecutor)driver).executeScript("return document.body.scrollHeight;");
        driver.manage().window().setSize(new Dimension(width, (int)height));
        driver.navigate().refresh();
    }
    public static void refresh(WebDriver driver){
        driver.navigate().refresh();
    }
    public static void taskScreenShot(WebDriver driver,File saveFile){
        if(saveFile.exists()){
            saveFile.delete();
        }
        File src=((TakesScreenshot)driver).getScreenshotAs(OutputType.FILE);
        try {
            FileUtils.copyFile(src, saveFile);
        } catch (IOException e) {
            // TODO Auto-generated catch block
            e.printStackTrace();
        }
    }
    public static void changeWindow(WebDriver driver){
        // 获取当前页面句柄
        String handle = driver.getWindowHandle();
        // 获取所有页面的句柄，并循环判断不是当前的句柄，就做选取switchTo()
        for (String handles : driver.getWindowHandles()) {
            if (handles.equals(handle))
                continue;
            driver.switchTo().window(handles);
        }
    }
    public static void changeWindowTo(WebDriver driver,String handle){
        for (String tmp : driver.getWindowHandles()) {
            if (tmp.equals(handle)){
                driver.switchTo().window(handle);
                break;
            }
        }
    }
    
    /**
     * 打开一个新tab页，返回该tab页的windowhandle
     * @param driver
     * @param url
     * @return
     */
    public static String openNewTab(WebDriver driver,String url){
        Set strSet1=driver.getWindowHandles();
        ((JavascriptExecutor)driver).executeScript("window.open(""+url+"","_blank");");
        sleep(1000);
        Set strSet2=driver.getWindowHandles();
        for(String tmp:strSet2){
            if(!strSet1.contains(tmp)){
                return tmp;
            }
        }
        return null;
    }
    public static void sleep(long millis){
        try {
            Thread.sleep(millis);
        } catch (InterruptedException e) {
            e.printStackTrace();
        }
    }
    /**
     * 操作关闭模态窗口
     * @param driver
     * @param type 如Id,ClassName
     * @param sel 选择器
     */
    public static void clickModal(WebDriver driver,String type,String sel){
        String js="document.getElementsBy"+type+"(""+sel+"")[0].click();";
        ((JavascriptExecutor)driver).executeScript(js);
    }
    
    /**
     * 判断一个元素是否存在
     * @param driver
     * @param by
     * @return
     */
    public static boolean checkElementExists(WebDriver driver,By by){
        try{
            driver.findElement(by);
            return true;
        }catch(NoSuchElementException e){
            return false;
        }
    }
    /**
     * 点击一个元素
     * @param driver
     * @param by
     */
    public static void clickElement(WebDriver driver,By by){
        WebElement tmp=driver.findElement(by);
        Actions actions=new Actions(driver);
        actions.moveToElement(tmp).click().perform();
    }
    public static void clickElement(WebDriver driver,WebElement tmp){
        Actions actions=new Actions(driver);
        actions.moveToElement(tmp).click().perform();
    }
    public static Object execJs(WebDriver driver,String js){
        return ((JavascriptExecutor)driver).executeScript(js);
    }
    public static void clickByJsCssSelector(WebDriver driver,String cssSelector){
        String js="document.querySelector(""+cssSelector+"").click();";
        ((JavascriptExecutor)driver).executeScript(js);
    }
    
    public static Set getCookies(WebDriver driver){
        return driver.manage().getCookies();
    }
    public static void setCookies(WebDriver driver,Set cookies){
        if(cookies==null){
            return;
        }
        //Phantomjs存在Cookie设置bug,只能通过js来设置了。
        StringBuilder sb=new StringBuilder();
        for(Cookie cookie:cookies){
            String js="document.cookie=""+cookie.getName()+"="+cookie.getValue()+";path="+cookie.getPath()+";domain="+cookie.getDomain()+"";";
            sb.append(js);
        }
        ((JavascriptExecutor)driver).executeScript(sb.toString());
    }
    
    public static String getHttpCookieString(Set cookies){
        String httpCookie="";
        int index=0;
        for(Cookie c:cookies){
            index++;
            if(index==cookies.size()){
                httpCookie+=c.getName()+"="+c.getValue();
            }else{
                httpCookie+=c.getName()+"="+c.getValue()+"; ";
            }
        }
        return httpCookie;
    }
}

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