PermissionTokenManager.java
/*
* Copyright 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 androidx.health.platform.client.impl.permission.token;
import android.content.Context;
import android.content.SharedPreferences;
import androidx.annotation.NonNull;
import androidx.annotation.Nullable;
/** Class to store and retrieve the token was given by the service side. */
@SuppressWarnings("RestrictedApi") // getSharedPreferences is ok within SDK implementation.
public final class PermissionTokenManager {
private static final String PREFERENCES_FILE_NAME = "PermissionTokenManager.healthdata";
private static final String KEY_TOKEN = "token";
private PermissionTokenManager() {}
/** Retrieves current token. */
@Nullable
public static String getCurrentToken(@NonNull Context context) {
return getSharedPreferences(context).getString(KEY_TOKEN, null);
}
/** Sets current token. */
public static void setCurrentToken(@NonNull Context context, @Nullable String token) {
getSharedPreferences(context).edit().putString(KEY_TOKEN, token).apply();
}
private static SharedPreferences getSharedPreferences(@NonNull Context context) {
return context.getSharedPreferences(PREFERENCES_FILE_NAME, Context.MODE_PRIVATE);
}
}