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/*
* 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 android.app.usage;
import android.annotation.BytesLong;
import android.content.Context;
import android.os.Parcel;
import android.os.Parcelable;
import android.os.UserHandle;
/**
* Storage statistics for a UID, package, or {@link UserHandle} on a single
* storage volume.
*
* @see StorageStatsManager
*/
public final class StorageStats implements Parcelable {
/** {@hide} */ public long codeBytes;
/** {@hide} */ public long dataBytes;
/** {@hide} */ public long cacheBytes;
/** {@hide} */ public long externalCacheBytes;
/**
* Return the size of app. This includes {@code APK} files, optimized
* compiler output, and unpacked native libraries.
* <p>
* If the primary external/shared storage is hosted on this storage device,
* then this includes files stored under {@link Context#getObbDir()}.
* <p>
* Code is shared between all users on a multiuser device.
*/
public @BytesLong long getAppBytes() {
return codeBytes;
}
/**
* Return the size of all data. This includes files stored under
* {@link Context#getDataDir()}, {@link Context#getCacheDir()},
* {@link Context#getCodeCacheDir()}.
* <p>
* If the primary external/shared storage is hosted on this storage device,
* then this includes files stored under
* {@link Context#getExternalFilesDir(String)},
* {@link Context#getExternalCacheDir()}, and
* {@link Context#getExternalMediaDirs()}.
* <p>
* Data is isolated for each user on a multiuser device.
*/
public @BytesLong long getDataBytes() {
return dataBytes;
}
/**
* Return the size of all cached data. This includes files stored under
* {@link Context#getCacheDir()} and {@link Context#getCodeCacheDir()}.
* <p>
* If the primary external/shared storage is hosted on this storage device,
* then this includes files stored under
* {@link Context#getExternalCacheDir()}.
* <p>
* Cached data is isolated for each user on a multiuser device.
*/
public @BytesLong long getCacheBytes() {
return cacheBytes;
}
/**
* Return the size of all cached data in the primary external/shared storage.
* This includes files stored under
* {@link Context#getExternalCacheDir()}.
* <p>
* Cached data is isolated for each user on a multiuser device.
*/
public @BytesLong long getExternalCacheBytes() {
return externalCacheBytes;
}
/** {@hide} */
public StorageStats() {
}
/** {@hide} */
public StorageStats(Parcel in) {
this.codeBytes = in.readLong();
this.dataBytes = in.readLong();
this.cacheBytes = in.readLong();
this.externalCacheBytes = in.readLong();
}
@Override
public int describeContents() {
return 0;
}
@Override
public void writeToParcel(Parcel dest, int flags) {
dest.writeLong(codeBytes);
dest.writeLong(dataBytes);
dest.writeLong(cacheBytes);
dest.writeLong(externalCacheBytes);
}
public static final @android.annotation.NonNull Creator<StorageStats> CREATOR = new Creator<StorageStats>() {
@Override
public StorageStats createFromParcel(Parcel in) {
return new StorageStats(in);
}
@Override
public StorageStats[] newArray(int size) {
return new StorageStats[size];
}
};
}
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