Attache screenshot to the failed tests in extent report 3

 package extentReportForMultipleTestsInAClass;  
 import java.io.File;  
 import java.io.IOException;  
 import java.text.SimpleDateFormat;  
 import java.util.Date;  
 import java.util.concurrent.TimeUnit;  
 import org.apache.commons.io.FileUtils;  
 import org.openqa.selenium.OutputType;  
 import org.openqa.selenium.TakesScreenshot;  
 import org.openqa.selenium.WebDriver;  
 import org.openqa.selenium.chrome.ChromeDriver;  
 import org.testng.ITestContext;  
 import org.testng.ITestListener;  
 import org.testng.ITestResult;  
 import org.testng.annotations.AfterMethod;  
 import org.testng.annotations.AfterTest;  
 import org.testng.annotations.BeforeMethod;  
 import org.testng.annotations.BeforeTest;  
 import com.aventstack.extentreports.ExtentReports;  
 import com.aventstack.extentreports.ExtentTest;  
 import com.aventstack.extentreports.Status;  
 import com.aventstack.extentreports.markuputils.ExtentColor;  
 import com.aventstack.extentreports.markuputils.MarkupHelper;  
 import com.aventstack.extentreports.reporter.ExtentHtmlReporter;  
 public class BaseTest implements ITestListener {  
      public WebDriver driver;  
      public static ExtentHtmlReporter htmlReporter;  
      public static ExtentReports extent;  
      public static ExtentTest test;  
      @BeforeTest  
      public void setUp() {  
           getReport();  
           
      }  
      @BeforeMethod  
      public void launchBrowser() {  
           getDriver();  
      }  
      @AfterMethod  
      public void closeDriver(ITestResult result) throws IOException {  
           if (result.getStatus() == ITestResult.FAILURE) {  
                test.fail("sanpshot below: " + test.addScreenCaptureFromPath(takeScreenShot(driver)));  
           }  
           driver.quit();  
      }  
      @AfterTest  
      public void tearDown() {  
           extent.flush();  
      }  
      public void onTestStart(ITestResult result) {  
      }  
      public void onTestSuccess(ITestResult result) {  
           test.log(Status.PASS, MarkupHelper.createLabel(result.getName() + " Test Case PASSED", ExtentColor.GREEN));  
      }  
      public void onTestFailure(ITestResult result) {  
           test.log(Status.FAIL,  
                     MarkupHelper.createLabel(result.getName() + " Test case FAILED due to below issues:", ExtentColor.RED));  
           test.fail(result.getThrowable());  
      }  
      public String takeScreenShot(WebDriver driver) {  
           SimpleDateFormat dateFormat = new SimpleDateFormat("yyyy-MM-dd-hh-mm-ss");  
           String date = dateFormat.format(new Date());  
           File scrFile = ((TakesScreenshot) driver).getScreenshotAs(OutputType.FILE);  
           // The below method will save the screen shot in d drive with test  
           // method name  
           String destination = "C:/Users/Mutturaj/workspace/ExtentReports/" + date + ".png";  
           try {  
                FileUtils.copyFile(scrFile, new File(destination));  
           } catch (IOException e) {  
                e.printStackTrace();  
           }  
           return destination;  
      }  
      public void onTestSkipped(ITestResult result) {  
           test.log(Status.SKIP, MarkupHelper.createLabel(result.getName() + " Test Case SKIPPED", ExtentColor.ORANGE));  
           test.skip(result.getThrowable());  
      }  
      public void onTestFailedButWithinSuccessPercentage(ITestResult result) {  
      }  
      public void onStart(ITestContext context) {  
      }  
      public void onFinish(ITestContext context) {  
      }  
      public static void getReport() {  
           htmlReporter = new ExtentHtmlReporter(System.getProperty("user.dir") + "/test-output/MyReport.html");  
           extent = new ExtentReports();  
           extent.attachReporter(htmlReporter);  
           extent.setSystemInfo("OS", "Windows 10");  
           extent.setSystemInfo("Host Name", "Test");  
           extent.setSystemInfo("Environment", "QA");  
           extent.setSystemInfo("QA Name", "Mutturaj Hulagabal");  
           htmlReporter.config().setChartVisibilityOnOpen(true);  
           htmlReporter.config().setDocumentTitle("Extent report");  
           htmlReporter.config().setReportName("Final Report");  
      }  
      public WebDriver getDriver() {  
           System.setProperty("webdriver.chrome.driver", "C:\\chromedriver.exe");  
           driver = new ChromeDriver();  
           driver.manage().deleteAllCookies();  
           driver.manage().timeouts().implicitlyWait(20, TimeUnit.SECONDS);  
           driver.manage().timeouts().pageLoadTimeout(30, TimeUnit.SECONDS);  
           driver.manage().window().maximize();  
           return driver;  
      }  
 }  

 package extentReportForMultipleTestsInAClass;  
 import org.testng.Assert;  
 import org.testng.annotations.Test;  
 public class ClassA extends BaseTest {  
      @Test  
      public void method1() {  
           test = extent.createTest("class A1");  
           driver.get("https://www.facebook.com/");  
           String title = driver.getTitle();  
           System.out.println(title);  
           Assert.assertEquals(title, "Facebook – log");  
      }  
      @Test  
      public void method2() {  
           test = extent.createTest("class A1");  
           driver.get("https://www.facebook.com/");  
           String title = driver.getTitle();  
           System.out.println(title);  
           Assert.assertEquals(title, "Facebook – log");  
      }  
 }  

 <?xml version="1.0" encoding="UTF-8"?>  
 <!DOCTYPE suite SYSTEM "http://testng.org/testng-1.0.dtd">  
 <suite name="Suite">  
 <listeners>  
 <listener class-name="extentReportForMultipleTestsInAClass.BaseTest"/>  
 </listeners>  
      <test thread-count="5" name="Test1">  
           <classes>  
                <class name="extentReportForMultipleTestsInAClass.ClassA" />  
           </classes>  
      </test> <!-- Test -->  
 </suite> <!-- Suite -->