Selenium Proxy Javascript















To unsubscribe from this group and stop receiving emails from it, send an email to [hidden email]. type" 0 - Direct connection (or) no proxy. Automated testing with headless mode. What is Selenium? 3:15 with Craig this was limited due to the scope of JavaScript's reach and it made. The proxy server may exist in the same machine as a firewall server or it may be on a separate. BrowserMob Proxy can capture performance data for web apps (via the HAR format). You can vote up the examples you like or vote down the ones you don't like. When you try to access some secure applications you will get proxy issues so many times. October 18, 2018 Java Leave a comment. Handling popup is one of the most challenging piece of work to automate. Selenium RC would use a proxy server and inject JavaScript into a browser to be able to control it. But still I often see these questions on various forums, so I want to capture this for the people who all are following my step by steps Selenium Tutorials. This is a robot description base selenium. Thus the scripting solution time has drastically increased. Chrome plugin generator for setting private proxies to use with Selenium. Also lists a wide variety of free online web analysis/development/test tools. I am trying to setup a socks5 proxy in ChromeDriver. Net, Perl, etc. Download the most complete Selenium WebDriver C# cheat sheet. Create automated website tests for free with LoadFocus. In this article, we discuss how to simulate network latencies, get DOMContentLoaded time, and convert a HAR file to a locust file in with Browsermob proxy. The Standalone Selenium Server The standalone Selenium Server acts as a proxy between your script and the browser-specific drivers. I'm trying to mask my identity for my automation program although I am having trouble with setting a proxy for my driver. It is used to manage browser behaviours and traffic in HAR (HTTP Archive format) such as blacklist and white-listing of the content, simulating network traffic and latency, and. In this case, when the test calls selectFrame, this routine is called for each frame to figure out which one has been selected. It contains hundreds of solutions to real-world problems, with clear explanations and ready-to-run test scripts you can use in your own projects. org site says using proxy options, while starting. TestCafé imitates user activity through the injected driver script by the proxy. So, Ghostdriver is the bridge between the Selenium WebDriver with Phantom JS. js, launch PowerShell, Terminal or any other command line prompt and. Does this browser support javascript. While launching Browser by Selenium WebDriver these settings are initialized or reset. Selenium has the support of some of the largest browser vendors who have taken (or are taking) steps to make Selenium a native part of their browser. Proxy servers are an invaluable tool for localization testing. Setting the proxy without any proxy authentication works fine. js, launch PowerShell, Terminal or any other command line prompt and. 5, IE 8, or. Introducing WebDriver¶. You received this message because you are subscribed to the Google Groups "Selenium Users" group. A list of most frequently asked Selenium interview questions, and their answers are given below. While launching Browser by Selenium WebDriver these settings are initialized or reset. / Step by Step Videos for Test Automation- Selenium (Java,Python), REST API Step by Step Videos for Test Automation- Selenium (Java,Python), REST API Mukesh Otwani 2019-05-09T10:21:35+05:30 If you are looking for Step by Step video courses for Test Automation, then following courses will guide you to learn Automation in depth. Start by selecting your desired capabilities below. We use cookies for various purposes including analytics. I have both Selenium server standalone and browsermob-proxy running on localhost on their default ports (4444 and 8080 respectively). getTitle(); console. text object. Alert is a small message box which displays on-screen notification to. Selenium Webdriver directly executes commands on different browsers with out any proxy servers. Selenium RC is not, however, restricted by the Same Origin Policy. [selenium-users] Proxy pac is created automatically in IE browser LAN SETTING on excuting the selcinium script [selenium-users] How to assign both User Agent and Proxy to webdriver [selenium-users] Socks Proxy settings for google chrome selenium web driver using java; Re: [selenium-users] Httpfox automation. Is there a way to do. [selenium-users] Custom load. Specifying this BrowserVersion will change the user agent header that is sent up to the server and will change the behavior of some of the JavaScript. Learn How to Handle Popups in WebDriver. Js library for your device. In some website there is some restriction like double click or right click or selection. They are written using standard Web technologies - JavaScript, HTML, and CSS - plus some dedicated JavaScript APIs. Its use of the Selenium Server as a proxy avoids this problem. It can be any sort of object, including a native array, a function or even another proxy. js file (this way you can test GA are working and pages won't break that assume the file exists). proxy import Proxy, ProxyType prox = Proxy() prox. Listing out the different WebDriver Wait statements that can be useful for an effective scripting and can avoid using the Thread. How to set socks5 proxy for Selenium ChromeDriver C# or Java? I'm using the nuget packages for Selenium 2. If the page uses HTTP, you can use the JMeter Proxy to capture the login sequence. I am trying to setup a socks5 proxy in ChromeDriver. To use a proxy with Selenium we simply add an argument to Chrome Options when initialing our Selenium instance. Browsers (e. Opening library documentation failed. com is a free web proxy designed for YouTube. We are in the process of implementing and moving to the W3C standard. I saw a few examples with Firefox, and I successfully did it with this browser. Execute JavaScript with JavascriptExecutor | Selenium-11 Sometimes we cannot handle some conditions or problems with Webdriver, web controls don't react well against selenium commands. The main drawback is that there is no screen so it's more difficult to understand the cause of problems and also that the javascript engine is not powerful as browsers such Firefox or Chrome. To execute JavaScript in our webdriver script we do not have to write the separate code we have one predefined interface available. Selenium WebDriver performs faster than Selenium RC because it interacts directly with the browser without using any external proxy server. How do we handle such kind of pop ups? Sure if they were "javascript" browser pop ups, we could have handled them by switching to the pop up window and doing the regular selenium stuff. You received this message because you are subscribed to the Google Groups "Selenium Users" group. Page objects for common components. As the name suggests, this is based on HtmlUnit. ssl_proxy = "ip_addr:port" capabilities = webdriver. Step-by-step guide. Class Case:. Join Log In. 3) multiple selenium running simultaniously on same machine with session/cache isolation by Firefox profiles mechanism. Read "Selenium as paleo-oceanographic proxy: A first assessment, Geochimica et Cosmochimica Acta" on DeepDyve, the largest online rental service for scholarly research with thousands of academic publications available at your fingertips. BrowserMob Proxy with Selenium. How do we handle such kind of pop ups? Sure if they were "javascript" browser pop ups, we could have handled them by switching to the pop up window and doing the regular selenium stuff. mode=Design We have Selenium scripts in C# that use Visual Studio. We use cookies for various purposes including analytics. Follow the below steps to complete the installation. However its commonly used by many users all from a different country around the world to change the browsing ip address and for private browsing of blocked websites. JavaScriptExecutor provides two methods ""executescript"" & ""executeAsyncScript"" to run javascript on the selected window or current page. But now, I have to run it behind a proxy server. Answer 53: Selenium uses java script to drives tests on a browser; Selenium injects its own JS to the response which is returned from AUT. Setting the proxy without any proxy authentication works fine. Sauce Labs credentials. Send an email directly to "support@gridlastic. JavascriptExecutor is an Interface which is available in package org. If you are using chrome Driver for Selenium WebDriver or Protractor or …. Proxy for Selenium. Selenium has the support of some of the largest browser vendors who have taken (or are taking) steps to make Selenium a native part of their browser. A server which automatically launches and kills browsers, and acts as a HTTP proxy for web requests from them. A proxy or proxy server is basically another computer which serves as a hub through which internet requests are processed. Step 3 − Go to Configure system. If a job is scheduled to begin executing after (now + timeoutMillis) , this method will wait for timeoutMillis milliseconds and then return a value greater than 0. It initially started as bucket of JavaScript, later Selenium RC(Remote Control) was introduced. In this case, when the test calls selectFrame, this routine is called for each frame to figure out which one has been selected. So it is difficult to use selenium's sendKeys method to input credentials. Selenium is a naturally occurring element found in crops, animal products and water. Mayank Mohan has 11 jobs listed on their profile. ChromeDriver. BrowserMob Proxy is a great tool that integrates nicely with Selenium and has very easy to use Java API. For this guide, we'll assume that you already have basic familiarity with. And here is a great guide for easily using browsermob-proxy with Selenium in C#. Write tests with your favorite dev tools using all the above programming languages, and probably more (with the Selenium WebDriver API and language-specific client libraries). Since ChromeDriver takes the proxy settings from the env variable, you can set or unset the proxies as you wish (Remove them if you’re running tests on local machines):. If the path doesn't exist, Chrome will create a new profile in the specified location. By default all drivers are loaded, you only control and change the versions or archs. During our manual testing process, we always check the Chrome console if there are errors that we don't notice on UI. Step 2 − Find the Hudson Selenium Plugin and choose to install. 6m developers to have your questions answered on Run proxy with selenium test on different machine of FiddlerCore General discussion. The string must match exactly an identifier used to declare an enum constant in this type. If you are going to be accessing CoW via ratproxy then you need to also configure the profile with details of the proxy address. DesiredCapabilities. I wasted almost half a day to discover how to combine them. Also lists a wide variety of free online web analysis/development/test tools. Note: I know precious little about JavaScript but I do recall that it is generally asynchronous. It is a very powerful tool and is widely used. Scenario based Selenium Interview Questions with Answers On October 2, 2017 , Posted by slnium38447 , In Interview Questions , By important interview questions of selenium , Scenario based interview questions , Selenium interview questions , Selenium interview questions with answers , Selenium online training , Selenium training Hyderabad. Selenium RC, on the other hand uses an intermediate RC Server to communicate with the browser. selenium-side-runner can pass proxy capabilities to the browser using the following schemes. Using Selenium in the Proxy. I want to make my investment in Selenium go further. The server requires a Java Runtime Environment (JRE). However, to use Selenium Webdriver Remote or the legacy Selenium API (Selenium-RC), you need to also run the Selenium server. Below you will find the examples for both. Please tell me can I use a proxy list ? I need that script worked until the PhantomJS will pass through the all proxy in list? And how to implement that at the idle proxy, he wrote a message and move to the next? For example put detain 20 seconds and if there is no response from the proxy to go further. NuGet is the package manager for. Subject: [selenium-users] Grid: Intercept and add capability in custom proxy or ? Hello, I'm trying to add browsermob proxy as a proxy to the browser by implementing a custom grid remote proxy and attempting to add the necessary capability (depending on browser type) in the getNewSession() method. js for scraping. proxyPassword using the following command. ChromeDriver is available for Chrome on Android and Chrome on Desktop (Mac, Linux, Windows and ChromeOS). I wasted almost half a day to discover how to combine them. selenium-side-runner can pass proxy capabilities to the browser using the following schemes. In this following article we will see how can we run custom JavaScript in selenium web driver. ChromeOptions(). Once the Selenium Core program is injected, it starts receiving instructions from the RC server based on test scripts Selenium Core executes all these instructions as JavaScript commands The web browser executes all the commands given by Selenium Core and returns the test summary back to the server. To unsubscribe from this group and stop receiving emails from it, send an email to [hidden email]. Through this post, I intend to host a set of examples on browser automation using selenium in Python so people can take ideas from the code snippets below to perform browser automation as per their need. Becoming a master extension debugger requires an understanding of these behaviors, how extension components work with each other, and where to corner bugs. Write in Java, C++, Python or your language of choice. A list of most frequently asked Selenium interview questions, and their answers are given below. text object. With CrossBrowserTesting, you can use Selenium and C# to run automated browser tests on thousands of real mobile and desktop browsers in the cloud. And here is a great guide for easily using browsermob-proxy with Selenium in C#. How To Set Proxy In Chrome Using Selenium Webdriver. Selenium is not a stand-alone test automation tool, but it can be a valuable part of an overall UI Automation solution. Step 1: Open Eclipse IDE. basePath sets the base directory used to load the selenium standalone. webdriver. Introducing WebDriver¶. Proxy-Youtube. Let's step through an example using BrowserMob Proxy. See the complete profile on LinkedIn and discover. below code snippet is Example of setting proxy server to localhost and port 8080 for InternetExpolrerDriver. Use the following code to create the MyHttpClientFactory class:. How do I run Selenium tests through a proxy? When you are testing automation in a corporate environment you may be behind an HTTP proxy. I saw a few examples with Firefox, and I successfully did it with this browser. Setting the proxy without any proxy authentication works fine. Before going through how to install Maven in Eclipse IDE. org site says using proxy options, while starting. ChromeDriver is available for Chrome on Android and Chrome on Desktop (Mac, Linux, Windows and ChromeOS). To check whether you are ready to scrape after installing Selenium and Node. setTimeout, window. Some testing requires opening a new window, performing an action, then closing that window, perhaps even returning to the original window to continue the test. Background JavaScript tasks are JavaScript tasks scheduled for execution via window. This is separate page for selenium. Security researcher regenrecht reported, via TippingPoint's Zero Day Initiative, a garbage collection flaw in Javascript Proxy objects. Now, I'm trying to use BrowserMob Proxy in Embedded mode, to achieve it, but something is not working. It is used to capture performance data for web applications. Excessive use of this method may slow down your Selenium execution. Since PhantomJS eliminates the need for a graphical browser, tests run much faster. I am trying to setup a socks5 proxy in ChromeDriver. 2) Stable and well support HTTPS. Basic Level - Selenium Interview Questions 1) What is test automation or automation testing? Automation testing uses automation tools to write and execute test cases, no manual involvement is necessary for executing an automated test suite. NET WebBrowser Class with a Javascript API running on the V8 JavaScript engine. x // The Eclipse4GL Plug-In has been developed in Java by CHILIBYTES and allows convenient editing of 4GL source code files within the Eclipse IDE. Handling popup is one of the most challenging piece of work to automate. Since jQuery uses a mechanism which keeps the no. The following are code examples for showing how to use selenium. selenium-components 0. How To Do Load Testing with J Meter and Selenium. You can vote up the examples you like or vote down the ones you don't like. View Mayank Mohan Sharma’s profile on LinkedIn, the world's largest professional community. Step 3 − Go to Configure system. As much as selenium is used for web scraping, it is very effective for web interactions too. 3 (70 ratings) Course Ratings are calculated from individual students' ratings and a variety of other signals, like age of rating and reliability, to ensure that they reflect course quality fairly and accurately. extensible by design, plug new functionality easily without having to touch the core. Introducing WebDriver¶. eyes() This is the constructor for the lookupid class. How To Do Load Testing with J Meter and Selenium. jQuery is a fast and concise JavaScript Library that simplifies HTML document traversing, event handling, animating, and Ajax interactions for rapid web development. An Example. The Selenium developers recommend for serious, robust test automation Selenium 2 to be used with one of the many supported programming languages like C#, Java, JavaScript, Objective-C, Perl, PHP, Python, R and even Ruby. So it is difficult to use selenium's sendKeys method to input credentials. jar and drivers, same as selenium. Crawlera is the HTTP proxy which supports Proxy Authorization protocol and configured by the special X-Headers. Selenium has the support of some of the largest browser vendors who have taken (or are taking) steps to make Selenium a native part of their browser. If you need to run Selenium WebDriver UI tests in a browser that sends the traffic through a proxy, here is a code example of a Selenium test. This is not the place to edit your configuration settings. It is written by selenium guys. So we are making a proxy server service called Selenium Server which internally loads our selenium core scripts to the AUT page using a JavaScript Service browserBot. Try to create a FireFox profile in your code and add the preferences for same as per your proxy, parameters like network. Js library for your device. Proxy servers are an invaluable tool for localization testing. json - The configuration related to browsers is imported from "config. Selenium WebDriver Wait Commands. then these are a handy useful list of command line arguments that can be used. As there are many uses of JS ,this will be a long document. The example is given for BotProxy rotating proxy server, but you can substitute PROXY_HOST and other constants with your values. JavaScriptExecutor is an Interface that helps to execute JavaScript through Selenium Webdriver. It is used to capture performance data for web applications. Opening library documentation failed. From mobile apps to microservices, from small startups to big enterprises, Gradle helps teams build, automate and deliver better software, faster. Java, C#, JavaScript, Ruby, Python, PHP, and Perl). ; Make sure you are using a modern enough browser. Hence, there is no stopping the JavaScript code from accessing and testing any web site. One of the reason is PROXY at your office network. In this case, when the test calls selectFrame, this routine is called for each frame to figure out which one has been selected. Apache NetBeans Fits the Pieces Together. While Selenium does not allow this out of the box, there are some tools we can use for this purpose. js - This is the example test file which contains the test code. jQuery is a fast and concise JavaScript Library that simplifies HTML document traversing, event handling, animating, and Ajax interactions for rapid web development. Scenario based Selenium Interview Questions with Answers On October 2, 2017 , Posted by slnium38447 , In Interview Questions , By important interview questions of selenium , Scenario based interview questions , Selenium interview questions , Selenium interview questions with answers , Selenium online training , Selenium training Hyderabad. Sometimes we have to use Proxy in our Selenium tests, typical example - if we are behind Corporate Proxy. PhantomJS and CasperJS PhantomJS is a headless web browser scriptable with JavaScript. Selenium Box supports all languages with existing bindings for Selenium (e. What is Selenium? 3:15 with Craig this was limited due to the scope of JavaScript's reach and it made. Download and Install Maven In Eclipse IDE. The Selenium Grid ReadMe will help you get started. All you need to to know- the most basic operations to the most advanced configurations. NuGet is the package manager for. It wasn't designed specifically to work with Appium, but because Appium also speaks the WebDriver protocol (and because we taught Appium how to register with Selenium Grid), it's the best tool for DIY Appium. It uses the Rhino JavaScript engine for the core language (plus workarounds for some Rhino bugs) and provides the implementation for the objects specific to execution in a browser. How do I run Selenium tests through a proxy? When you are testing automation in a corporate environment you may be behind an HTTP proxy. Trying to make this Python and Selenium FireFox Profile Proxy script work. Chrome plugin generator for setting private proxies to use with Selenium. Selenium Grid is a smart proxy server that allows for. selenium-chrome-proxy-plugin. In this tutorial, we will learn how to use BrowserMobProxy in Selenium to record network activities for Selenium Tests. But still I often see these questions on various forums, so I want to capture this for the people who all are following my step by steps Selenium Tutorials. Especially the WebDriver creates a great way of testing because it is as close as it gets to a real user. This specification is derived from the popular Selenium WebDriver browser automation framework. Background JavaScript tasks are JavaScript tasks scheduled for execution via window. of active AJAX calls in check, we can utilize this information to find out their final status. Selenium-Grid 2. Not a lot of documentation exists about using Selenium to do full-fledged integration testing on Electron Applications. They are extracted from open source Python projects. Cause proxyjesus uses javascript to show proxies I know it will work with requests and beautiful soup and some regex if needed. Below you will find the examples for both. Modifying preferences. 0 is the integration of the WebDriver API. proxyPort, http. Note: I know precious little about JavaScript but I do recall that it is generally asynchronous. If your testing site (ex: google. #Selenium #SeleniumAutomation #SeleniumTesting #SeleniumTutorial #SeleniumTraining In this Selenium JavaScript tutorial for beginners you will learn how selenium works and how to setup your. This Blog contains for stuff related to Selenium WebDriver & Java technology Selenium by Needs By:- Kirtesh Wani Search. js–strive to provide rich APIs for configuring and interacting with web browsers. Sets Selenium Proxy instance. x) and because they know their browsers better than anyone else, their WebDriver implementations can be tightly coupled to the. 1 in a ruby (1. Step 4 − Configure the selenium server jar and click on the Save button. This is because JavaScript Executor is used here. Run these commands in two terminal windows or tabs. Scrapy with selenium. Basic Level - Selenium Interview Questions 1) What is test automation or automation testing? Automation testing uses automation tools to write and execute test cases, no manual involvement is necessary for executing an automated test suite. PhantomJS is a headless Webkit, which has a number of uses. How To Do Load Testing with J Meter and Selenium. Selenium RC Overview 1. Selenium WebDriver: JavaScript Automation For Beginners 2019 4. JavaScript can be used to do things that some people don't like. A separate SSL context is used for each thread. 2- Using JavaScript to handle AJAX calls in Selenium Webdriver. You can use the Selenium Grid to scale your testing by distributing tests on several machines with parallel execution. Key Type Description; proxyType: string (Required) The type of proxy being used. UNSPECIFIED. Run the Selenium tests. 要爬个网站里数据,用selenium解析JS,请问selenium怎么自定义请求头。找了1小时资料,没找到。selenium不支持么? python还有其他可以解析JS的模块么?要可以自定义请求头的。 显示全部. 0) came into existence. XPath Selenium tactics will help you to write effective selenium find by statements especially for locating dynamic web elements in selenium webdriver projects. Now when Selenium runs Firefox it will already know about the security certificate and be able to login to CoW without having to deal with the browser warnings and so can be run unattended by Hudson. Selenium Server (optional) For normal WebDriver scripts (non-Remote), the Java server is not needed. Manually if we want to test this functionality then we will get proxy server details from online and change our browser proxy settings , before accessing the site from our browser. Getting Started; Tutorial; Working with Spec and Config Files; Setting Up the System Under Test; Using Locators; Using Page Objects to Organize Tests; Debugging Protractor Tests; Reference. Inspect traffic, set breakpoints, and fiddle with incoming or outgoing data. Selenium Integration with Smartproxy for C#, Java, Node. 2 + Selenium 3. Even though Selenium RC was a major hit, it had its own share of problems. we need to add some additional code to tell WebDriver about the Proxy setting. Webdrivejs is different than other libs/modules, such as WebdriverIO, Protractor, etc. Deliver your apps instantly, everywhere - Turbo. While launching Browser by Selenium WebDriver these settings are initialized or reset. Command Line Interface. Selenium Server (optional) For normal WebDriver scripts (non-Remote), the Java server is not needed. 言語はjavascript(node) 発生している問題・エラーメッセージ selenium-webdriverライブラリの「authenticateAs」ファンクションを使用し、proxy認証ダイアログを入力するコードを実行する際にエラーが発生する。 エラーメッセージ. 未定義の場合は環境変数 http_proxy / https_proxy も参照されるようです。 npm を介した Selenium コマンドの実行 用意した設定ファイルは、オプション --config=config. It also acts as a proxy for web requests from them. 1 - Manual proxy configuration 2 - Proxy auto-configuration (PAC). Listing out the different WebDriver Wait statements that can be useful for an effective scripting and can avoid using the Thread. The Standalone Selenium Server The standalone Selenium Server acts as a proxy between your script and the browser-specific drivers. Optionally Specifying Selenium Host & Port. Active Internet Connection. 5, IE 8, or. By connecting through one of these servers, your computer sends your requests to the proxy server which then processes your request and returns what you were wanting. Alert is a small message box which displays on-screen notification to. Js library for your device. I have both Selenium server standalone and browsermob-proxy running on localhost on their default ports (4444 and 8080 respectively). Before diving deep, I’ll…. This API relies on the ChromeSetting prototype of the type API for getting and setting the proxy configuration. NET WebBrowser Class with a Javascript API running on the V8 JavaScript engine. Verify that you have JavaScript enabled in your browser. Click here. Automation Testing by Selenium Web Driver As efficient as your in-house team We provide the people, the ability and the tools so you can be best at what you do… Slideshare uses cookies to improve functionality and performance, and to provide you with relevant advertising. Companies have their own proxy settings to access some servers. Selenium Remote Control (RC) was the main Selenium project that sustained for a long time before Selenium WebDriver(Selenium 2. Active Internet Connection. For usage please refer to examples/index. Browsermob proxy should be used when there is a specific need like for performance testing as it has built in support for producing. 7) script for selenium webdriver (2. Extensions are able to leverage the same debugging benifits Chrome DevTools provides for web pages, but they carry unique behavior properties. In this example, we will configure BrowserMob proxy for Selenium WebDriver and capture the performance data in HAR format. [selenium-users] Custom load. com / yahoo. It is quite different from version 1 of Selenium-Grid. When a page is opened by selenium server i. Gridlastic LLC provides Software as a Service products in the test automation area. An implicit wait makes WebDriver poll the DOM for a certain amount of time when trying to locate an element. Now we will increase our environment to run tests on mobile browsers (Android/iOS) using Appium. In order to perform Javascript testing with Selenium Webdriver and Mocha in a simple way, webdriver facilitates the usage with MochaJS by wrapping around MochaJS test functions (before, beforeEach, it, etc. Let me show you how it's done. js, Python and Ruby security data-mining proxy selenium proxy-server http-proxy https-proxy Java MIT 3 4 0 0 Updated Aug 19, 2019. How to scroll down to the bottom of a page ? 8. The standalone Selenium Server acts as a proxy between your script and the browser-specific drivers. Finally, I did it! You. Suppose a scenario where you have to cast a vote for a competition, one vote per IP address. One of the reason is PROXY at your office network. // Handle JavaScript pop-ups // Set a HTTP proxy Firefox Selenium WebDriver Ultimate Cheet Sheet C# Author: Anton Angelov. Some, topic you may find with no post as I am working on posting on those topics. Note: I know precious little about JavaScript but I do recall that it is generally asynchronous. of active AJAX calls in check, we can utilize this information to find out their final status. Selenium Webdriver Methods With Examples Java Script Executor object executes the command in the Variable.