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/*
 * Copyright (C) 2010 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.contacts.common.testing;

import android.content.ContentResolver;
import android.content.SharedPreferences;
import android.util.ArrayMap;
import java.util.Map;

/**
 * A mechanism for providing alternative (mock) services to the application while running tests.
 * Activities, Services and the Application should check with this class to see if a particular
 * service has been overridden.
 */
public class InjectedServices {

  private ContentResolver mContentResolver;
  private SharedPreferences mSharedPreferences;
  private Map<String, Object> mSystemServices;

  public ContentResolver getContentResolver() {
    return mContentResolver;
  }

  public void setContentResolver(ContentResolver contentResolver) {
    this.mContentResolver = contentResolver;
  }

  public SharedPreferences getSharedPreferences() {
    return mSharedPreferences;
  }

  public void setSharedPreferences(SharedPreferences sharedPreferences) {
    this.mSharedPreferences = sharedPreferences;
  }

  public void setSystemService(String name, Object service) {
    if (mSystemServices == null) {
      mSystemServices = new ArrayMap<>();
    }

    mSystemServices.put(name, service);
  }

  public Object getSystemService(String name) {
    if (mSystemServices != null) {
      return mSystemServices.get(name);
    }
    return null;
  }
}