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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.uiautomation;
import android.app.Instrumentation;
import android.app.UiAutomation;
import android.view.accessibility.AccessibilityNodeInfo;
import com.google.android.droiddriver.base.DroidDriverContext;
import com.google.android.droiddriver.exceptions.UnrecoverableException;
public class UiAutomationContext extends
DroidDriverContext<AccessibilityNodeInfo, UiAutomationElement> {
private final UiAutomation uiAutomation;
public UiAutomationContext(Instrumentation instrumentation, UiAutomationDriver driver) {
super(instrumentation, driver);
this.uiAutomation = instrumentation.getUiAutomation();
}
@Override
public UiAutomationDriver getDriver() {
return (UiAutomationDriver) super.getDriver();
}
public interface UiAutomationCallable<T> {
T call(UiAutomation uiAutomation);
}
/**
* Wraps calls to UiAutomation API. Currently supports fail-fast if
* UiAutomation throws IllegalStateException, which occurs when the connection
* to UiAutomation service is lost.
*/
public <T> T callUiAutomation(UiAutomationCallable<T> uiAutomationCallable) {
try {
return uiAutomationCallable.call(uiAutomation);
} catch (IllegalStateException e) {
throw new UnrecoverableException(e);
}
}
}