| /* |
| * Copyright (C) 2022 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.adservices.customaudience; |
| |
| import android.annotation.NonNull; |
| import android.annotation.Nullable; |
| import android.net.Uri; |
| import android.os.Parcel; |
| import android.os.Parcelable; |
| |
| import java.util.List; |
| import java.util.Objects; |
| |
| /** |
| * Represents data used during the ad selection process to fetch buyer bidding signals from a |
| * trusted key/value server. The fetched data is used during the ad selection process and consumed |
| * by buyer JavaScript logic running in an isolated execution environment. |
| */ |
| public final class TrustedBiddingData implements Parcelable { |
| @NonNull private final Uri mTrustedBiddingUri; |
| @NonNull |
| private final List<String> mTrustedBiddingKeys; |
| |
| @NonNull |
| public static final Creator<TrustedBiddingData> CREATOR = new Creator<TrustedBiddingData>() { |
| @Override |
| public TrustedBiddingData createFromParcel(@NonNull Parcel in) { |
| Objects.requireNonNull(in); |
| return new TrustedBiddingData(in); |
| } |
| |
| @Override |
| public TrustedBiddingData[] newArray(int size) { |
| return new TrustedBiddingData[size]; |
| } |
| }; |
| |
| private TrustedBiddingData(@NonNull TrustedBiddingData.Builder builder) { |
| mTrustedBiddingUri = builder.mTrustedBiddingUri; |
| mTrustedBiddingKeys = builder.mTrustedBiddingKeys; |
| } |
| |
| private TrustedBiddingData(@NonNull Parcel in) { |
| Objects.requireNonNull(in); |
| mTrustedBiddingUri = Uri.CREATOR.createFromParcel(in); |
| mTrustedBiddingKeys = in.createStringArrayList(); |
| } |
| |
| @Override |
| public void writeToParcel(@NonNull Parcel dest, int flags) { |
| Objects.requireNonNull(dest); |
| mTrustedBiddingUri.writeToParcel(dest, flags); |
| dest.writeStringList(mTrustedBiddingKeys); |
| } |
| |
| /** @hide */ |
| @Override |
| public int describeContents() { |
| return 0; |
| } |
| |
| /** |
| * @return the URI pointing to the trusted key-value server holding bidding signals. The URI |
| * must use HTTPS. |
| */ |
| @NonNull |
| public Uri getTrustedBiddingUri() { |
| return mTrustedBiddingUri; |
| } |
| |
| /** |
| * @return the list of keys to query from the trusted key-value server holding bidding signals |
| */ |
| @NonNull |
| public List<String> getTrustedBiddingKeys() { |
| return mTrustedBiddingKeys; |
| } |
| |
| /** |
| * @return {@code true} if two {@link TrustedBiddingData} objects contain the same information |
| */ |
| @Override |
| public boolean equals(Object o) { |
| if (this == o) return true; |
| if (!(o instanceof TrustedBiddingData)) return false; |
| TrustedBiddingData that = (TrustedBiddingData) o; |
| return mTrustedBiddingUri.equals(that.mTrustedBiddingUri) |
| && mTrustedBiddingKeys.equals(that.mTrustedBiddingKeys); |
| } |
| |
| /** |
| * @return the hash of the {@link TrustedBiddingData} object's data |
| */ |
| @Override |
| public int hashCode() { |
| return Objects.hash(mTrustedBiddingUri, mTrustedBiddingKeys); |
| } |
| |
| /** Builder for {@link TrustedBiddingData} objects. */ |
| public static final class Builder { |
| @Nullable private Uri mTrustedBiddingUri; |
| @Nullable private List<String> mTrustedBiddingKeys; |
| |
| // TODO(b/232883403): We may need to add @NonNUll members as args. |
| public Builder() { |
| } |
| |
| /** |
| * Sets the URI pointing to a trusted key-value server used to fetch bidding signals during |
| * the ad selection process. The URI must use HTTPS. |
| */ |
| @NonNull |
| public Builder setTrustedBiddingUri(@NonNull Uri trustedBiddingUri) { |
| Objects.requireNonNull(trustedBiddingUri); |
| mTrustedBiddingUri = trustedBiddingUri; |
| return this; |
| } |
| |
| /** |
| * Sets the list of keys to query the trusted key-value server with. |
| * <p> |
| * This list is permitted to be empty, but it must not be null. |
| */ |
| @NonNull |
| public Builder setTrustedBiddingKeys(@NonNull List<String> trustedBiddingKeys) { |
| Objects.requireNonNull(trustedBiddingKeys); |
| mTrustedBiddingKeys = trustedBiddingKeys; |
| return this; |
| } |
| |
| /** |
| * Builds the {@link TrustedBiddingData} object. |
| * |
| * @throws NullPointerException if any parameters are null when built |
| */ |
| @NonNull |
| public TrustedBiddingData build() { |
| Objects.requireNonNull(mTrustedBiddingUri); |
| // Note that the list of keys is allowed to be empty, but not null |
| Objects.requireNonNull(mTrustedBiddingKeys); |
| |
| return new TrustedBiddingData(this); |
| } |
| } |
| } |