Explicit wait 方法

(1)  new WebDriverWait(driver, 10). until(ExpectedConditions.elementToBeClickable(locator));

(2)  new WebDriverWait(driver, 10). until(ExpectedConditions.visibilityOf(locator));

(3)  new WebDriverWait(driver, 10). until(ExpectedConditions.presenceOfElementLocated(locator);

(4)

Function<WebDriver, WebElement> waitFn = new Function<WebDriver, WebElement>() {

@Override

public WebElement apply(WebDriver driver) {

return el.findElement(By.cssSelector("div.rptstatus.rptcomplete"));

}

};

//Detect every 2 seconds,  the maximum time  is 120 seconds

WebDriverWait wait = new WebDriverWait(driver, 120, 2);

wait.withMessage("A processing icon should display in the Status column in the row.”)

wait.until(waitFn);