Adding an interface library for Firebase Installations SDK

Author: ankitaj224

firebase-installations-interop/firebase-installations-interop.gradle

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+// Copyright 2018 Google LLC
+//
+// 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.
+
+
+plugins {
+    id 'firebase-library'
+}
+
+firebaseLibrary.publishJavadoc = false
+
+android {
+	compileSdkVersion project.targetSdkVersion
+	defaultConfig {
+		minSdkVersion project.minSdkVersion
+		targetSdkVersion project.targetSdkVersion
+		versionName version
+		testInstrumentationRunner "androidx.test.runner.AndroidJUnitRunner"
+	}
+	compileOptions {
+		sourceCompatibility JavaVersion.VERSION_1_8
+		targetCompatibility JavaVersion.VERSION_1_8
+	 }
+	 testOptions {
+	 	unitTests {
+			includeAndroidResources = true
+		}
+	}
+}
+
+dependencies {
+	implementation 'com.google.android.gms:play-services-tasks:17.0.0'
+}

firebase-installations-interop/gradle.properties

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+version=17.1.1

firebase-installations-interop/src/main/AndroidManifest.xml

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+<?xml version="1.0" encoding="utf-8"?>
+<!-- Copyright 2019 Google LLC -->
+<!-- -->
+<!-- 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. -->
+
+<manifest xmlns:android="http://schemas.android.com/apk/res/android"
+    package="com.google.firebase.installations.interop" />

firebase-installations-interop/src/main/java/com/google/firebase/installations/FirebaseInstallationsApi.java

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+// Copyright 2019 Google LLC
+//
+// 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 com.google.firebase.installations;
+
+import com.google.android.gms.tasks.Task;
+
+/**
+ * This is an interface of {@code FirebaseInstallations} that is only exposed to 2p via component
+ * injection.
+ *
+ * @hide
+ */
+public interface FirebaseInstallationsApi {
+
+    /**
+     * Async function that returns a globally unique identifier of this Firebase app installation.
+     * This is a url-safe base64 string of a 128-bit integer.
+     */
+    Task<String> getId();
+
+    /** Async function that returns a auth token(public key) of this Firebase app installation. */
+    Task<String> getAuthToken();
+
+    /**
+     * Async function that deletes this Firebase app installation from Firebase backend. This call
+     * would possibly lead Firebase Notification, Firebase RemoteConfig, Firebase Predictions or
+     * Firebase In-App Messaging not function properly.
+     */
+    Task<Void> delete();
+}