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/*
* Copyright (C) 2013 DroidDriver committers
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package com.google.android.droiddriver.actions;
import com.google.android.droiddriver.UiElement;
/**
* Interface for performing action on a UiElement. An action is a high-level
* user interaction that can be performed in various ways, for example, via
* synthesized events, or the Accessibility API.
*/
public interface Action {
/**
* Performs the action.
*
* @param element the Ui element to perform the action on
* @return Whether the action is successful. Some actions throw exceptions in
* case of failure, when that behavior is more appropriate. For
* example, if event injection returns false.
*/
boolean perform(UiElement element);
/**
* Gets the timeout to wait for an indicator that the action has been carried
* out. Different DroidDriver implementations use this value in different
* ways. For example, UiAutomationDriver waits for AccessibilityEvent up to
* this value. InstrumentationDriver ignores this value because it
* synchronizes on the event loop.
*/
long getTimeoutMillis();
/**
* {@inheritDoc}
*
* <p>
* It is recommended that this method return the description of the action,
* for example, "SwipeAction{DOWN}".
*/
@Override
String toString();
}
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