import org.openqa.selenium.internal.HasIdentity; //导入依赖的package包/类
@Override
public WebElement apply(final WebElement element) {
    return (WebElement) newProxyInstance(
            getClass().getClassLoader(),
            new Class[]{WebElement.class, WrapsElement.class, Locatable.class, HasIdentity.class},
            invocationHandlerFor(element)
    );
}
 

import org.openqa.selenium.internal.HasIdentity; //导入依赖的package包/类
@Override
public String getId()
{
    if ( webElement instanceof HasIdentity )
        return ( (HasIdentity) webElement ).getId();
    else
        return null;
}
 

import org.openqa.selenium.internal.HasIdentity; //导入依赖的package包/类
/**
 * This method forms a {@link java.util.Map} of parameters for the element
 * value replacement. It is used against input elements
 *
 * @param hasIdentityObject an instance which contains an element ID
 * @param value a new value
 * @return a key-value pair. The key is the command name. The value is a
 * {@link java.util.Map} command arguments.
 */
public static Map.Entry<String, Map<String, ?>>  replaceElementValueCommand(
    HasIdentity hasIdentityObject, String value) {
    String[] parameters = new String[] {"id", "value"};
    Object[] values =
        new Object[] {hasIdentityObject.getId(), value};

    return new AbstractMap.SimpleEntry<String,
        Map<String, ?>>(REPLACE_VALUE, prepareArguments(parameters, values));
}
 

import org.openqa.selenium.internal.HasIdentity; //导入依赖的package包/类
@Override
public String toString() {
    if (seleniumElement == null) {
        return String.format("%s\n|- StaticElement <SeleniumElement: null><Locator: %s>",
                getParent(), locator);
    }
    return String.format("%s\n|- StaticElement <SeleniumElementId: %s><Locator: %s>",
            getParent(), ((HasIdentity) seleniumElement).getId(), locator);
}
 

import org.openqa.selenium.internal.HasIdentity; //导入依赖的package包/类
@Override
public String toString() {
    if (seleniumElement == null) {
        return String.format("%s\n|- DynamicElement <SeleniumElement: null><Locator: %s><FoundBy: %s>",
                getParent(), locator, foundBy);
    }
    return String.format("%s\n|- DynamicElement <SeleniumElementId: %s><Locator: %s><FoundBy: %s>",
            getParent(), ((HasIdentity) seleniumElement).getId(), locator, foundBy);
}
 

import org.openqa.selenium.internal.HasIdentity; //导入依赖的package包/类
public ActionParameter(String actionName, HasIdentity el) {
    this.actionName = actionName;
    optionsBuilder = ImmutableMap.builder();
    addParameter("element", el.getId());
}
 

import org.openqa.selenium.internal.HasIdentity; //导入依赖的package包/类
/**
 * Press on an element, offset from upper left corner by a number of pixels.
 *
 * @param el element to press on.
 * @param x  x offset.
 * @param y  y offset.
 * @return this TouchAction, for chaining.
 */
public TouchAction press(WebElement el, int x, int y) {
    ActionParameter action = new ActionParameter("press", (HasIdentity) el);
    action.addParameter("x", x);
    action.addParameter("y", y);
    parameterBuilder.add(action);
    return this;
}
 

import org.openqa.selenium.internal.HasIdentity; //导入依赖的package包/类
/**
 * Move current touch to an element, offset from upper left corner.
 *
 * @param el element to move current touch to.
 * @param x  x offset.
 * @param y  y offset.
 * @return this TouchAction, for chaining.
 */
public TouchAction moveTo(WebElement el, int x, int y) {
    ActionParameter action = new ActionParameter("moveTo", (HasIdentity) el);
    action.addParameter("x", x);
    action.addParameter("y", y);
    parameterBuilder.add(action);
    return this;
}
 

import org.openqa.selenium.internal.HasIdentity; //导入依赖的package包/类
/**
 * Tap an element, offset from upper left corner.
 *
 * @param el element to tap.
 * @param x  x offset.
 * @param y  y offset.
 * @return this TouchAction, for chaining.
 */
public TouchAction tap(WebElement el, int x, int y) {
    ActionParameter action = new ActionParameter("tap", (HasIdentity) el);
    action.addParameter("x", x);
    action.addParameter("y", y);
    parameterBuilder.add(action);
    return this;
}
 

import org.openqa.selenium.internal.HasIdentity; //导入依赖的package包/类
/**
 * Press and hold the at the center of an element until the contextmenu event has fired.
 *
 * @param el       element to long-press.
 * @param duration of the long-press, in milliseconds.
 * @return this TouchAction, for chaining.
 */
public TouchAction longPress(WebElement el, int duration) {
    ActionParameter action = new ActionParameter("longPress", (HasIdentity) el);
    action.addParameter("duration", duration);
    parameterBuilder.add(action);
    return this;
}