Web Scraping With Selenium Java



In this article I will show you how it is easy to scrape a web site using Selenium WebDriver.I will guide you through a sample project which is written in C# and uses WebDriver in conjunction with the Chrome browser to login on the testing page and scrape the text from the private area of the website. Downloading the WebDriver. First of all we need to get the latest version of Selenium Client. Open Eclipse and tap on File - New - Java Project. Give a name for the project (Eg: Scrapping/ Selenium Project) and tap on Next - Finish. Now you have to create a new package, so right-click on src folder from the left sidebar and choose New - Package. An essential criterion is to know the language in-depth when dealing with Selenium. Run Selenium Test with Java For Free. Getting Started with Selenium using Java. To kickstart Selenium Webdriver with Java, one needs to bring the different components together, to start coding. Selenium is a Web Browser Automation Tool. Primarily, it is for automating web applications for testing purposes, but is certainly not limited to just that. It allows you to open a browser of your. In this video we cover web scraping dynamic websites with Selenium and Java. This tutorial will enable to you scrape website that use Javascript to dynamical.

In this article I will show you how it iseasy to scrape a web siteusingSelenium WebDriver. I will guide you through a sample project which is written inC#and usesWebDriverin conjunction with theChromebrowser to login on thetesting pageand scrape the text from the private area of the website.

Downloading the WebDriver

Web scraping with selenium python

First of all we need to get the latest version ofSelenium Client & WebDriver Language Bindings and theChrome Driver. Of course, you can download WebDriver bindings for any language (Java, C#, Python, Ruby), but within the scope of this sample project I will use the C# binding only. In the same manner, you can use any browser driver, but here I will use Chrome.

After downloading the libraries and the browser driver we need to include them in our Visual Studio solution:

Creating the scraping program

In order to use the WebDriver in our program we need to add its namespaces:

Then, in the main function, we need to initialize the Chrome Driver:

This piece of code searches for thechromedriver.exefile. If this file is located in a directory different from the directory where our program is executed, then we need to specify explicitly its path in theChromeDriverconstructor.

ScrapingWeb scraping tutorial

When an instance of ChromeDriver is created, a new Chrome browser will be started. Now we can control this browser via thedrivervariable. Let’s navigate to the target URL first:

Then we can find the web page elements needed for us to login in the private area of the website:

Nero burn for mac os. Here we search for user name and password fields and the login button and put them into the corresponding variables. After we have found them, we can type in the user name and the password and press the login button:

Emulators for mac os. At this point the new page will be loaded into the browser, and after it’s done we can scrape the text we need and save it into the file:

That’s it! At the end, I’d like to give you a bonus – saving a screenshot of the current page into a file:

Tutorial

The complete program listing

Web Scraping Tutorial

Get the whole project.

Conclusion

Web Scraping With Selenium Python

I hope you are impressed with how easy it is to scrape web pages using the WebDriver. You can naturally press keys and click buttons as you would in working with the browser. You don’t even need to understand what kind of HTTP requests are sent and what cookies are stored; the browser does all this for you. This makes theWebDrivera wonderful tool in the hands of a web scraping specialist.