/**
* Predicate to use with {@link WaitWebElements#wait(Predicate)} methods which ensures that
* evaluation will only be successful when this instance is not empty (that is, evaluates to one
* or more {@link WebElement} instances.
*
* @param <T> the generic type
* @return predicate that returns true if it is empty
*/
public static <T extends Elements> Predicate<T> forUnexistence() {
return WaitPredicates.<T>forSize(0);
}
/**
* Predicate to use with {@link WaitWebElements#wait(Predicate)} methods which ensures that
* evaluation will only be successful when this instance is empty (that is, evaluates to zero
* {@link org.openqa.selenium.WebElement} instances).
*
* @param <T> the generic type
* @return predicate that returns true if it is empty
*/
public static <T extends Elements> Predicate<T> forExistence() {
return Predicates.not(WaitPredicates.<T>forUnexistence());
}
/* (non-Javadoc)
* @see com.vilt.minium.actions.DefaultInteraction#doPerform()
*/
@Override
protected void doPerform() {
waitOrTimeoutFor(WaitPredicates.forExistence());
}