| /* |
| * 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.NonNull; |
| import android.annotation.Nullable; |
| import android.annotation.SystemApi; |
| import android.os.Parcel; |
| import android.os.Parcelable; |
| |
| import com.android.internal.util.Preconditions; |
| |
| import java.util.Objects; |
| |
| /** |
| * CacheQuotaHint represents a triplet of a uid, the volume UUID it is stored upon, and |
| * its usage stats. When processed, it obtains a cache quota as defined by the system which |
| * allows apps to understand how much cache to use. |
| * {@hide} |
| */ |
| @SystemApi |
| public final class CacheQuotaHint implements Parcelable { |
| public static final long QUOTA_NOT_SET = -1; |
| private final String mUuid; |
| private final int mUid; |
| private final UsageStats mUsageStats; |
| private final long mQuota; |
| |
| /** |
| * Create a new request. |
| * @param builder A builder for this object. |
| */ |
| public CacheQuotaHint(Builder builder) { |
| this.mUuid = builder.mUuid; |
| this.mUid = builder.mUid; |
| this.mUsageStats = builder.mUsageStats; |
| this.mQuota = builder.mQuota; |
| } |
| |
| public String getVolumeUuid() { |
| return mUuid; |
| } |
| |
| public int getUid() { |
| return mUid; |
| } |
| |
| public long getQuota() { |
| return mQuota; |
| } |
| |
| public UsageStats getUsageStats() { |
| return mUsageStats; |
| } |
| |
| @Override |
| public void writeToParcel(Parcel dest, int flags) { |
| dest.writeString(mUuid); |
| dest.writeInt(mUid); |
| dest.writeLong(mQuota); |
| dest.writeParcelable(mUsageStats, 0); |
| } |
| |
| @Override |
| public int describeContents() { |
| return 0; |
| } |
| |
| @Override |
| public boolean equals(Object o) { |
| if (o instanceof CacheQuotaHint) { |
| final CacheQuotaHint other = (CacheQuotaHint) o; |
| return Objects.equals(mUuid, other.mUuid) |
| && Objects.equals(mUsageStats, other.mUsageStats) |
| && mUid == other.mUid && mQuota == other.mQuota; |
| } |
| |
| return false; |
| } |
| |
| @Override |
| public int hashCode() { |
| return Objects.hash(this.mUuid, this.mUid, this.mUsageStats, this.mQuota); |
| } |
| |
| public static final class Builder { |
| private String mUuid; |
| private int mUid; |
| private UsageStats mUsageStats; |
| private long mQuota; |
| |
| public Builder() { |
| } |
| |
| public Builder(CacheQuotaHint hint) { |
| setVolumeUuid(hint.getVolumeUuid()); |
| setUid(hint.getUid()); |
| setUsageStats(hint.getUsageStats()); |
| setQuota(hint.getQuota()); |
| } |
| |
| public @NonNull Builder setVolumeUuid(@Nullable String uuid) { |
| mUuid = uuid; |
| return this; |
| } |
| |
| public @NonNull Builder setUid(int uid) { |
| Preconditions.checkArgumentNonnegative(uid, "Proposed uid was negative."); |
| mUid = uid; |
| return this; |
| } |
| |
| public @NonNull Builder setUsageStats(@Nullable UsageStats stats) { |
| mUsageStats = stats; |
| return this; |
| } |
| |
| public @NonNull Builder setQuota(long quota) { |
| Preconditions.checkArgument((quota >= QUOTA_NOT_SET)); |
| mQuota = quota; |
| return this; |
| } |
| |
| public @NonNull CacheQuotaHint build() { |
| return new CacheQuotaHint(this); |
| } |
| } |
| |
| public static final @android.annotation.NonNull Parcelable.Creator<CacheQuotaHint> CREATOR = |
| new Creator<CacheQuotaHint>() { |
| @Override |
| public CacheQuotaHint createFromParcel(Parcel in) { |
| final Builder builder = new Builder(); |
| return builder.setVolumeUuid(in.readString()) |
| .setUid(in.readInt()) |
| .setQuota(in.readLong()) |
| .setUsageStats(in.readParcelable(UsageStats.class.getClassLoader())) |
| .build(); |
| } |
| |
| @Override |
| public CacheQuotaHint[] newArray(int size) { |
| return new CacheQuotaHint[size]; |
| } |
| }; |
| } |