src/com/android/settings/wrapper/UserManagerWrapper.java

/*
 * 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.settings.wrapper;

import android.content.pm.UserInfo;
import android.os.UserHandle;
import android.os.UserManager;

import java.util.List;

/**
 * This class replicates a subset of the android.os.UserManager. The class
 * exists so that we can use a thin wrapper around the UserManager in production code and a mock in
 * tests. We cannot directly mock or shadow the UserManager, because some of the methods we rely on
 * are newer than the API version supported by Robolectric or are hidden.
 */
public class UserManagerWrapper {
    private UserManager mUserManager;

    public UserManagerWrapper(UserManager userManager) {
        mUserManager = userManager;
    }

    public UserInfo getPrimaryUser() {
        return mUserManager.getPrimaryUser();
    }

    public List<UserInfo> getUsers() {
        return mUserManager.getUsers();
    }

    public List<UserInfo> getProfiles(int userHandle) {
        return mUserManager.getProfiles(userHandle);
    }

    public boolean isUsbFileTransferRestricted() {
        return mUserManager.hasUserRestriction(UserManager.DISALLOW_USB_FILE_TRANSFER);
    }

    public boolean isUsbTetheringRestricted() {
        return mUserManager.hasUserRestriction(UserManager.DISALLOW_CONFIG_TETHERING);
    }

    public boolean isUsbFileTransferRestrictedBySystem() {
        return mUserManager.hasBaseUserRestriction(
                UserManager.DISALLOW_USB_FILE_TRANSFER, UserHandle.of(UserHandle.myUserId()));
    }

    public boolean isUsbTetheringRestrictedBySystem() {
        return mUserManager.hasBaseUserRestriction(
                UserManager.DISALLOW_CONFIG_TETHERING, UserHandle.of(UserHandle.myUserId()));
    }
}