org.fluentlenium.core.events.AnnotationElementListener Maven / Gradle / Ivy
package org.fluentlenium.core.events;
import org.fluentlenium.core.domain.FluentWebElement;
import org.fluentlenium.utils.ReflectionUtils;
import org.openqa.selenium.WebDriver;
import org.openqa.selenium.WebElement;
import java.lang.reflect.InvocationTargetException;
import java.lang.reflect.Method;
import java.util.function.Function;
/**
* Element annotation listener
*/
class AnnotationElementListener extends AbstractAnnotationListener implements ElementListener {
private final Method method;
private final String annotationName;
private final WebElement targetElement;
/**
* Creates a new element annotation listener
*
* @param listenerContext the listener context
*/
AnnotationElementListener(ListenerContext listenerContext) {
super(listenerContext.getContainer(), listenerContext.getPriority());
this.method = listenerContext.getMethod();
this.annotationName = listenerContext.getAnnotationName();
this.targetElement = listenerContext.getTargetElement();
}
/**
* Get a function that retrieves argument value based on argument type.
*
* @param element element
* @param driver driver
* @return function
*/
protected Function, Object> getArgsFunction(FluentWebElement element, WebDriver driver) {
return input -> {
if (input.isAssignableFrom(FluentWebElement.class)) {
return element;
}
if (input.isAssignableFrom(WebDriver.class)) {
return driver;
}
return null;
};
}
@Override
public void on(FluentWebElement element, WebDriver driver) {
if (targetElement != null && (element == null || !targetElement.equals(element.getElement()))) {
return;
}
Class[] parameterTypes = method.getParameterTypes();
Object[] args = ReflectionUtils.toArgs(getArgsFunction(element, driver), parameterTypes);
try {
ReflectionUtils.invoke(method, getContainer(), args);
} catch (IllegalAccessException e) {
throw new EventAnnotationsException("An error has occured in " + annotationName + " " + method, e);
} catch (InvocationTargetException e) {
if (e.getTargetException() instanceof RuntimeException) {
throw (RuntimeException) e.getTargetException();
} else if (e.getTargetException() instanceof Error) {
throw (Error) e.getTargetException();
}
throw new EventAnnotationsException("An error has occured in " + annotationName + " " + method, e);
}
}
}