QRCodeSignInMethod.java
/*
* Copyright 2021 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 androidx.car.app.model.signin;
import static java.util.Objects.requireNonNull;
import android.net.Uri;
import androidx.annotation.Keep;
import androidx.annotation.NonNull;
import androidx.annotation.Nullable;
import androidx.car.app.annotations.ExperimentalCarApi;
import androidx.car.app.annotations.RequiresCarApi;
import java.util.Objects;
/**
* A {@link SignInTemplate.SignInMethod} that presents a QR Code that the user can use to sign-in.
*/
@ExperimentalCarApi
@RequiresCarApi(4)
@SuppressWarnings("AcronymName")
public final class QRCodeSignInMethod implements SignInTemplate.SignInMethod {
@Keep
@Nullable
private final Uri mUri;
/**
* Returns a {@link QRCodeSignInMethod} instance.
*
* @param uri the URL to be used in creating a QR Code.
* @throws NullPointerException if {@code url} is {@code null}
*/
public QRCodeSignInMethod(@NonNull Uri uri) {
mUri = requireNonNull(uri);
}
/** Returns the {@link Uri} to use to create a QR Code to present to the user. */
@NonNull
public Uri getUri() {
return requireNonNull(mUri);
}
@Override
public boolean equals(Object other) {
if (this == other) {
return true;
}
if (!(other instanceof QRCodeSignInMethod)) {
return false;
}
QRCodeSignInMethod that = (QRCodeSignInMethod) other;
return Objects.equals(mUri, that.mUri);
}
@Override
public int hashCode() {
return Objects.hash(mUri);
}
/** Constructs an empty instance, used by serialization code. */
private QRCodeSignInMethod() {
mUri = null;
}
}