| /* |
| * 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.common; |
| |
| import android.annotation.NonNull; |
| import android.os.Parcel; |
| import android.os.Parcelable; |
| |
| import java.util.Objects; |
| |
| /** An Identifier representing an ad buyer or seller. */ |
| public final class AdTechIdentifier implements Parcelable { |
| |
| @NonNull private final String mIdentifier; |
| |
| private AdTechIdentifier(@NonNull Parcel in) { |
| this(in.readString()); |
| } |
| |
| private AdTechIdentifier(@NonNull String adTechIdentifier) { |
| this(adTechIdentifier, true); |
| } |
| |
| private AdTechIdentifier(@NonNull String adTechIdentifier, boolean validate) { |
| Objects.requireNonNull(adTechIdentifier); |
| if (validate) { |
| validate(adTechIdentifier); |
| } |
| mIdentifier = adTechIdentifier; |
| } |
| |
| @NonNull |
| public static final Creator<AdTechIdentifier> CREATOR = |
| new Creator<AdTechIdentifier>() { |
| @Override |
| public AdTechIdentifier createFromParcel(Parcel in) { |
| Objects.requireNonNull(in); |
| return new AdTechIdentifier(in); |
| } |
| |
| @Override |
| public AdTechIdentifier[] newArray(int size) { |
| return new AdTechIdentifier[size]; |
| } |
| }; |
| |
| @Override |
| public int describeContents() { |
| return 0; |
| } |
| |
| @Override |
| public void writeToParcel(@NonNull Parcel dest, int flags) { |
| Objects.requireNonNull(dest); |
| dest.writeString(mIdentifier); |
| } |
| |
| /** |
| * Compares this AdTechIdentifier to the specified object. The result is true if and only if the |
| * argument is not null and is a AdTechIdentifier object with the same string form (obtained by |
| * calling {@link #toString()}). Note that this method will not perform any eTLD+1 normalization |
| * so two AdTechIdentifier objects with the same eTLD+1 could be not equal if the String |
| * representations of the objects was not equal. |
| * |
| * @param o The object to compare this AdTechIdentifier against |
| * @return true if the given object represents an AdTechIdentifier equivalent to this |
| * AdTechIdentifier, false otherwise |
| */ |
| @Override |
| public boolean equals(Object o) { |
| return o instanceof AdTechIdentifier |
| && mIdentifier.equals(((AdTechIdentifier) o).toString()); |
| } |
| |
| /** |
| * Returns a hash code corresponding to the string representation of this class obtained by |
| * calling {@link #toString()}. Note that this method will not perform any eTLD+1 normalization |
| * so two AdTechIdentifier objects with the same eTLD+1 could have different hash codes if the |
| * underlying string representation was different. |
| * |
| * @return a hash code value for this object. |
| */ |
| @Override |
| public int hashCode() { |
| return mIdentifier.hashCode(); |
| } |
| |
| /** @return The identifier in String form. */ |
| @Override |
| @NonNull |
| public String toString() { |
| return mIdentifier; |
| } |
| |
| /** |
| * Construct an instance of this class from a String. |
| * |
| * @param source A valid eTLD+1 domain of an ad buyer or seller or null. |
| * @return An {@link AdTechIdentifier} class wrapping the given domain or null if the input was |
| * null. |
| */ |
| @NonNull |
| public static AdTechIdentifier fromString(@NonNull String source) { |
| return AdTechIdentifier.fromString(source, true); |
| } |
| |
| /** |
| * Construct an instance of this class from a String. |
| * |
| * @param source A valid eTLD+1 domain of an ad buyer or seller. |
| * @param validate Construction-time validation is run on the string if and only if this is |
| * true. |
| * @return An {@link AdTechIdentifier} class wrapping the given domain. |
| * @hide |
| */ |
| @NonNull |
| public static AdTechIdentifier fromString(@NonNull String source, boolean validate) { |
| return new AdTechIdentifier(source, validate); |
| } |
| |
| private void validate(String inputString) { |
| // TODO(b/238849930) Bring existing validation function here |
| } |
| } |