https://source.android.com/ 
/*
 * Copyright (C) 2017 The Android Open Source Project
 *
 * 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.android.systemui;

import android.content.Context;


The interface for getting core components of SysUI. Exists for Testability
since tests don't have SystemUIApplication as their ApplicationContext.

/**
 * The interface for getting core components of SysUI. Exists for Testability
 * since tests don't have SystemUIApplication as their ApplicationContext.
 */
public interface SysUiServiceProvider {
    <T> T getComponent(Class<T> interfaceType);

    public static <T> T getComponent(Context context, Class<T> interfaceType) {
        return ((SysUiServiceProvider) context.getApplicationContext()).getComponent(interfaceType);
    }
}