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Commit 3965e020 authored by Salvador Martinez's avatar Salvador Martinez
Browse files

moved shared classes from settings to settingslib 

These classes are needed in StorageManager but are
used by settings so I moved them into settingsLib.

Test: ?? Investigating
Bug: 34768442
Change-Id: I59c2f6c714d8e282d4781899127c22f8537e81af
parent 5bed8d17

packages/SettingsLib/src/com/android/settingslib/applications/PackageManagerWrapper.java

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Original line number Diff line number Diff line 
/*

 * 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.settingslib.applications;



import android.content.ComponentName;

import android.content.Intent;

import android.content.IntentFilter;

import android.content.pm.ApplicationInfo;

import android.content.pm.PackageInfo;

import android.content.pm.PackageManager;

import android.content.pm.PackageManager.NameNotFoundException;

import android.content.pm.ResolveInfo;

import android.graphics.drawable.Drawable;

import android.os.UserHandle;



import java.util.List;



/**

 * This interface replicates a subset of the android.content.pm.PackageManager (PM). The interface

 * exists so that we can use a thin wrapper around the PM in production code and a mock in tests.

 * We cannot directly mock or shadow the PM, because some of the methods we rely on are newer than

 * the API version supported by Robolectric.

 */

public interface PackageManagerWrapper {



    /**

     * Returns the real {@code PackageManager} object.

     */

    PackageManager getPackageManager();



    /**

     * Calls {@code PackageManager.getInstalledApplicationsAsUser()}.

     *

     * @see android.content.pm.PackageManager#getInstalledApplicationsAsUser

     */

    List<ApplicationInfo> getInstalledApplicationsAsUser(int flags, int userId);



    /**

     * Calls {@code PackageManager.hasSystemFeature()}.

     *

     * @see android.content.pm.PackageManager#hasSystemFeature

     */

    boolean hasSystemFeature(String name);



    /**

     * Calls {@code PackageManager.queryIntentActivitiesAsUser()}.

     *

     * @see android.content.pm.PackageManager#queryIntentActivitiesAsUser

     */

    List<ResolveInfo> queryIntentActivitiesAsUser(Intent intent, int flags, int userId);



    /**

     * Calls {@code PackageManager.getInstallReason()}.

     *

     * @see android.content.pm.PackageManager#getInstallReason

     */

    int getInstallReason(String packageName, UserHandle user);



    /**

     * Calls {@code PackageManager.getApplicationInfoAsUser}

     */

    ApplicationInfo getApplicationInfoAsUser(String packageName, int i, int userId)

            throws PackageManager.NameNotFoundException;



    /**

     * Calls {@code PackageManager.setDefaultBrowserPackageNameAsUser}

     */

    boolean setDefaultBrowserPackageNameAsUser(String packageName, int userId);



    /**

     * Calls {@code PackageManager.getDefaultBrowserPackageNameAsUser}

     */

    String getDefaultBrowserPackageNameAsUser(int userId);



    /**

     * Calls {@code PackageManager.getHomeActivities}

     */

    ComponentName getHomeActivities(List<ResolveInfo> homeActivities);



    /**

     * Calls {@code PackageManager.queryIntentServicesAsUser}

     */

    List<ResolveInfo> queryIntentServicesAsUser(Intent intent, int i, int user);



    /**

     * Calls {@code PackageManager.replacePreferredActivity}

     */

    void replacePreferredActivity(IntentFilter homeFilter, int matchCategoryEmpty,

            ComponentName[] componentNames, ComponentName component);



    /**

     * Gets information about a particular package from the package manager.

     * @param packageName The name of the package we would like information about.

     * @param i additional options flags. see javadoc for {@link PackageManager#getPackageInfo(String, int)}

     * @return The PackageInfo for the requested package

     * @throws NameNotFoundException

     */

    PackageInfo getPackageInfo(String packageName, int i) throws NameNotFoundException;



    /**

     * Retrieves the icon associated with this particular set of ApplicationInfo

     * @param info The ApplicationInfo to retrieve the icon for

     * @return The icon as a drawable.

     */

    Drawable getUserBadgedIcon(ApplicationInfo info);



    /**

     * Retrieves the label associated with the particular set of ApplicationInfo

     * @param app The ApplicationInfo to retrieve the label for

     * @return the label as a CharSequence

     */

    CharSequence loadLabel(ApplicationInfo app);

}

packages/SettingsLib/src/com/android/settingslib/applications/PackageManagerWrapperImpl.java

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+116 −0
Original line number Diff line number Diff line 
/*

 * 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.settingslib.applications;



import android.content.ComponentName;

import android.content.Intent;

import android.content.IntentFilter;

import android.content.pm.ApplicationInfo;

import android.content.pm.PackageInfo;

import android.content.pm.PackageManager;

import android.content.pm.PackageManager.NameNotFoundException;

import android.content.pm.ResolveInfo;

import android.graphics.drawable.Drawable;

import android.os.UserHandle;



import java.util.List;



/**

 * A thin wrapper class that simplifies testing by putting a mockable layer between the application

 * and the PackageManager. This class only provides access to the minimum number of functions from

 * the PackageManager needed for DeletionHelper to work.

 */

public class PackageManagerWrapperImpl implements PackageManagerWrapper {



    private final PackageManager mPm;



    public PackageManagerWrapperImpl(PackageManager pm) {

        mPm = pm;

    }



    @Override

    public PackageManager getPackageManager() {

        return mPm;

    }



    @Override

    public List<ApplicationInfo> getInstalledApplicationsAsUser(int flags, int userId) {

        return mPm.getInstalledApplicationsAsUser(flags, userId);

    }



    @Override

    public boolean hasSystemFeature(String name) {

        return mPm.hasSystemFeature(name);

    }



    @Override

    public List<ResolveInfo> queryIntentActivitiesAsUser(Intent intent, int flags, int userId) {

        return mPm.queryIntentActivitiesAsUser(intent, flags, userId);

    }



    @Override

    public int getInstallReason(String packageName, UserHandle user) {

        return mPm.getInstallReason(packageName, user);

    }



    @Override

    public ApplicationInfo getApplicationInfoAsUser(String packageName, int i, int userId)

            throws PackageManager.NameNotFoundException {

        return mPm.getApplicationInfoAsUser(packageName, i, userId);

    }



    @Override

    public boolean setDefaultBrowserPackageNameAsUser(String packageName, int userId) {

        return mPm.setDefaultBrowserPackageNameAsUser(packageName, userId);

    }



    @Override

    public String getDefaultBrowserPackageNameAsUser(int userId) {

        return mPm.getDefaultBrowserPackageNameAsUser(userId);

    }



    @Override

    public ComponentName getHomeActivities(List<ResolveInfo> homeActivities) {

        return mPm.getHomeActivities(homeActivities);

    }



    @Override

    public List<ResolveInfo> queryIntentServicesAsUser(Intent intent, int i, int user) {

        return mPm.queryIntentServicesAsUser(intent, i, user);

    }



    @Override

    public void replacePreferredActivity(IntentFilter homeFilter, int matchCategoryEmpty,

            ComponentName[] componentNames, ComponentName component) {

        mPm.replacePreferredActivity(homeFilter, matchCategoryEmpty, componentNames, component);

    }



    @Override

    public PackageInfo getPackageInfo(String packageName, int i) throws NameNotFoundException {

        return mPm.getPackageInfo(packageName, i);

    }



    @Override

    public Drawable getUserBadgedIcon(ApplicationInfo info) {

        return mPm.getUserBadgedIcon(mPm.loadUnbadgedItemIcon(info, info),

                new UserHandle(UserHandle.getUserId(info.uid)));

    }



    @Override

    public CharSequence loadLabel(ApplicationInfo app) {

        return app.loadLabel(mPm);

    }

}

packages/SettingsLib/src/com/android/settingslib/applications/StorageStatsSource.java

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+117 −0
Original line number Diff line number Diff line 
/*

 * 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.settingslib.applications;



import android.app.usage.StorageStats;

import android.app.usage.StorageStatsManager;

import android.content.Context;

import android.os.UserHandle;



/**

 * StorageStatsSource wraps the StorageStatsManager for testability purposes.

 */

public class StorageStatsSource {

    private StorageStatsManager mStorageStatsManager;



    public StorageStatsSource(Context context) {

        mStorageStatsManager = context.getSystemService(StorageStatsManager.class);

    }



    public StorageStatsSource.ExternalStorageStats getExternalStorageStats(String volumeUuid, UserHandle user) {

        return new StorageStatsSource.ExternalStorageStats(

                mStorageStatsManager.queryExternalStatsForUser(volumeUuid, user));

    }



    public StorageStatsSource.AppStorageStats getStatsForUid(String volumeUuid, int uid) {

        return new StorageStatsSource.AppStorageStatsImpl(mStorageStatsManager.queryStatsForUid(volumeUuid, uid));

    }



    /**

     * Static class that provides methods for querying the amount of external storage available as

     * well as breaking it up into several media types.

     */

    public static class ExternalStorageStats {

        public long totalBytes;

        public long audioBytes;

        public long videoBytes;

        public long imageBytes;



        /**

         * Convenience method for testing.

         */

        public ExternalStorageStats(long totalBytes, long audioBytes, long videoBytes,

                long imageBytes) {

            this.totalBytes = totalBytes;

            this.audioBytes = audioBytes;

            this.videoBytes = videoBytes;

            this.imageBytes = imageBytes;

        }



        /**

         * Creates an ExternalStorageStats from the system version of ExternalStorageStats. They are

         * identical other than the utility method created for test purposes.

         * @param stats The stats to copy to wrap.

         */

        public ExternalStorageStats(android.app.usage.ExternalStorageStats stats) {

            totalBytes = stats.getTotalBytes();

            audioBytes = stats.getAudioBytes();

            videoBytes = stats.getVideoBytes();

            imageBytes = stats.getImageBytes();

        }

    }



    /**

     * Interface that exists to simplify testing. The platform {@link StorageStats} is too new and

     * robolectric cannot see it. It simply wraps a StorageStats object and forwards method calls

     * to the real object

     */

    public interface AppStorageStats {

        long getCodeBytes();

        long getDataBytes();

        long getCacheBytes();

        long getTotalBytes();

    }



    /**

     * Simple implementation of AppStorageStats that will allow you to query the StorageStats object

     * passed in for storage information about an app.

     */

    public static class AppStorageStatsImpl implements

            StorageStatsSource.AppStorageStats {

        private StorageStats mStats;



        public AppStorageStatsImpl(StorageStats stats) {

            mStats = stats;

        }



        public long getCodeBytes() {

            return mStats.getCodeBytes();

        }



        public long getDataBytes() {

            return mStats.getDataBytes();

        }



        public long getCacheBytes() {

            return mStats.getCacheBytes();

        }



        public long getTotalBytes() {

            return mStats.getCacheBytes() + mStats.getCodeBytes() + mStats.getDataBytes();

        }

    }

}
 
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