[Selenium] through the Selenium implementation in the current browser window after clicking on an icon, pop up another window, close this window, and then back to the original window to operate

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publicvoidclickReportIcon(){        String initialWindowHandle = driver.getWindowHandle();  //保存原始的浏览器窗口        page.getReportIcon().click();  //这个操作之后将会弹出另外一个浏览器窗口        Set <String> set = driver.getWindowHandles();        set.remove(initialWindowHandle);        assertset.size()==1;            driver.switchTo().window((String) set.toArray()[0]);  //将driver指向新弹出的浏览器窗口        driver.close();  //关闭新弹出的浏览器窗口        driver.switchTo().window(initialWindowHandle);  //回到原始的浏览器窗口    }

[Selenium] through the Selenium implementation in the current browser window after clicking on an icon, pop up another window, close this window, and then back to the original window to operate