Add databinding example for CI

.bazelci/presubmit.yml

@@ -155,3 +155,57 @@ tasks:
       <<: *rules_flags
     build_targets:
       - "//java/com/basicapp:basic_app"
+  ubuntu2004_databinding:
+    name: "Databinding Basic app ubuntu"
+    platform: ubuntu2004
+    working_directory: examples/databinding
+    build_flags:
+      <<: *rules_flags
+    build_targets:
+      - "//java/com/basicapp:basic_app"
+  ubuntu2004_databinding_bzlmod:
+    name: "Databinding Basic app ubuntu bzlmod"
+    platform: ubuntu2004
+    working_directory: examples/databinding
+    build_flags:
+      <<: *rules_flags
+      ? "--enable_bzlmod"
+      ? "--enable_workspace=false"
+    build_targets:
+      - "//java/com/basicapp:basic_app"
+  macos_arm64_databinding:
+    name: "Databinding Basic app mac arm64"
+    platform: macos_arm64
+    working_directory: examples/databinding
+    build_flags:
+      <<: *rules_flags
+    build_targets:
+      - "//java/com/basicapp:basic_app"
+  macos_arm64_databinding_bzlmod:
+    name: "Databinding Basic app mac arm64 bzlmod"
+    platform: macos_arm64
+    working_directory: examples/databinding
+    build_flags:
+      <<: *rules_flags
+      ? "--enable_bzlmod"
+      ? "--enable_workspace=false"
+    build_targets:
+      - "//java/com/basicapp:basic_app"
+  windows_databinding_bzlmod:
+    name: "Databinding Basic app Windows Bzlmod"
+    platform: windows
+    working_directory: examples/databinding
+    build_flags:
+      <<: *rules_flags
+      ? "--enable_bzlmod"
+      ? "--enable_workspace=false"
+    build_targets:
+      - "//java/com/basicapp:basic_app"
+  windows_databinding:
+    name: "Databinding Basic app Windows"
+    platform: windows
+    working_directory: examples/databinding
+    build_flags:
+      <<: *rules_flags
+    build_targets:
+      - "//java/com/basicapp:basic_app"

examples/databinding/.bazelrc

@@ -0,0 +1,10 @@
+# Flags needed while the Android rules are being migrated to Starlark.
+common --experimental_google_legacy_api
+common --experimental_enable_android_migration_apis
+common --android_sdk=@androidsdk//:sdk
+common:core_library_desugaring --desugar_java8_libs
+
+# Flags to enable mobile-install v3
+mobile-install --mode=skylark --mobile_install_aspect=@rules_android//mobile_install:mi.bzl --mobile_install_supported_rules=android_binary
+# Required to invoke the Studio deployer jar
+mobile-install --tool_java_runtime_version=17

examples/databinding/.gitignore

@@ -0,0 +1 @@
+*.lock

examples/databinding/BUILD

@@ -0,0 +1 @@
+# Empty build file to satisfy gazelle for rules_go.

examples/databinding/MODULE.bazel

@@ -0,0 +1,27 @@
+module(
+    name = "basicapp",
+)
+
+bazel_dep(name = "rules_java", version = "7.12.2")
+bazel_dep(name = "bazel_skylib", version = "1.3.0")
+
+bazel_dep(
+    name = "rules_android",
+    version = "0.6.0",
+)
+
+local_path_override(
+    module_name = "rules_android",
+    path = "../../",
+)
+
+remote_android_extensions = use_extension(
+    "@rules_android//bzlmod_extensions:android_extensions.bzl",
+    "remote_android_tools_extensions")
+use_repo(remote_android_extensions, "android_gmaven_r8", "android_tools")
+
+android_sdk_repository_extension = use_extension("@rules_android//rules/android_sdk_repository:rule.bzl", "android_sdk_repository_extension")
+use_repo(android_sdk_repository_extension, "androidsdk")
+
+register_toolchains("@androidsdk//:sdk-toolchain", "@androidsdk//:all")
+

examples/databinding/README.md

@@ -0,0 +1,8 @@
+To build, ensure that the `ANDROID_HOME` environment variable is set to the path
+to an Android SDK, and run:
+
+```
+bazel build java/com/basicapp:basic_app
+```
+
+See the `.bazelrc` file for flags needed to build the app.

examples/databinding/WORKSPACE

@@ -0,0 +1,75 @@
+load("@bazel_tools//tools/build_defs/repo:http.bzl", "http_archive")
+load("@bazel_tools//tools/build_defs/repo:utils.bzl", "maybe")
+
+local_repository(
+    name = "rules_android",
+    path = "../..", # rules_android's WORKSPACE relative to this inner workspace
+)
+# --SNIP--: Everything below this line goes into the example WORKSPACE snippet in the release notes.
+
+# rules_license
+http_archive(
+    name = "rules_license",
+    urls = [
+        "https://github.com/bazelbuild/rules_license/releases/download/1.0.0/rules_license-1.0.0.tar.gz",
+    ],
+    sha256 = "26d4021f6898e23b82ef953078389dd49ac2b5618ac564ade4ef87cced147b38",
+)
+
+# rules_jvm_external
+RULES_JVM_EXTERNAL_TAG = "6.5"
+RULES_JVM_EXTERNAL_SHA = "3a4d56357851cf5b0dae538b3f3e0612a4f58925dfb3cadb2e0c4e87d51e629e"
+
+http_archive(
+    name = "rules_jvm_external",
+    strip_prefix = "rules_jvm_external-%s" % RULES_JVM_EXTERNAL_TAG,
+    sha256 = RULES_JVM_EXTERNAL_SHA,
+    url = "https://github.com/bazelbuild/rules_jvm_external/releases/download/%s/rules_jvm_external-%s.tar.gz" % (RULES_JVM_EXTERNAL_TAG, RULES_JVM_EXTERNAL_TAG)
+)
+
+# bazel_features
+BAZEL_FEATURES_VERSION = "1.20.0"
+BAZEL_FEATURES_HASH = "c2596994cf63513bd44180411a4ac3ae95d32bf59148fcb6087a4642b3ffef11"
+maybe(
+    http_archive,
+    name = "bazel_features",
+    sha256 = BAZEL_FEATURES_HASH,
+    strip_prefix = "bazel_features-" + BAZEL_FEATURES_VERSION,
+    url = "https://github.com/bazel-contrib/bazel_features/releases/download/v" + BAZEL_FEATURES_VERSION + "/bazel_features-v" + BAZEL_FEATURES_VERSION + ".tar.gz",
+)
+maybe(
+    http_archive,
+    name = "proto_bazel_features",
+    sha256 = BAZEL_FEATURES_HASH,
+    strip_prefix = "bazel_features-" + BAZEL_FEATURES_VERSION,
+    url = "https://github.com/bazel-contrib/bazel_features/releases/download/v" + BAZEL_FEATURES_VERSION + "/bazel_features-v" + BAZEL_FEATURES_VERSION + ".tar.gz",
+)
+load("@bazel_features//:deps.bzl", "bazel_features_deps")
+bazel_features_deps()
+
+# Skylib
+http_archive(
+    name = "bazel_skylib",
+    sha256 = "bc283cdfcd526a52c3201279cda4bc298652efa898b10b4db0837dc51652756f",
+    urls = [
+        "https://github.com/bazelbuild/bazel-skylib/releases/download/1.7.1/bazel-skylib-1.7.1.tar.gz",
+    ],
+)
+load("@bazel_skylib//:workspace.bzl", "bazel_skylib_workspace")
+bazel_skylib_workspace()
+
+load("@rules_android//:prereqs.bzl", "rules_android_prereqs")
+rules_android_prereqs()
+load("@rules_android//:defs.bzl", "rules_android_workspace")
+rules_android_workspace()
+
+load("@rules_android//rules:rules.bzl", "android_sdk_repository")
+android_sdk_repository(
+    name = "androidsdk",
+)
+
+register_toolchains(
+    "@rules_android//toolchains/android:android_default_toolchain",
+    "@rules_android//toolchains/android_sdk:android_sdk_tools",
+)
+

examples/databinding/WORKSPACE.bzlmod

@@ -0,0 +1 @@
+workspace(name = "basicapp")

examples/databinding/java/com/basicapp/AndroidManifest.xml

@@ -0,0 +1,22 @@
+<?xml version="1.0" encoding="utf-8"?>
+<manifest xmlns:android="http://schemas.android.com/apk/res/android"
+    package="com.basicapp" >
+
+    <uses-sdk
+        android:minSdkVersion="21"
+        android:targetSdkVersion="30" />
+
+    <application
+        android:allowBackup="true"
+        android:icon="@drawable/ic_launcher"
+        android:label="@string/app_name" >
+        <activity
+            android:name="com.basicapp.BasicActivity"
+            android:exported="true">
+            <intent-filter>
+                <action android:name="android.intent.action.MAIN" />
+                <category android:name="android.intent.category.LAUNCHER" />
+            </intent-filter>
+        </activity>
+    </application>
+</manifest>

examples/databinding/java/com/basicapp/BUILD

@@ -0,0 +1,17 @@
+load("@rules_android//android:rules.bzl", "android_binary", "android_library")
+
+android_binary(
+    name = "basic_app",
+    manifest = "AndroidManifest.xml",
+    deps = [":basic_lib"],
+    enable_data_binding = True,
+)
+
+android_library(
+    name = "basic_lib",
+    srcs = ["BasicActivity.java"],
+    javacopts = ["-source 11 -target 11"],
+    manifest = "AndroidManifest.xml",
+    resource_files = glob(["res/**"]),
+    enable_data_binding = True,
+)

examples/databinding/java/com/basicapp/BasicActivity.java

@@ -0,0 +1,60 @@
+// Copyright 2022 The Bazel Authors. All rights reserved.
+//
+// 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.basicapp;
+
+import android.app.Activity;
+import android.os.Bundle;
+import android.view.Menu;
+import android.view.View;
+import android.widget.Button;
+import android.widget.TextView;
+import com.basicapp.databinding.BasicActivityImpl;
+
+/**
+ * The main activity of the Basic Sample App.
+ */
+public class BasicActivity extends Activity {
+
+  @Override
+  protected void onCreate(Bundle savedInstanceState) {
+    super.onCreate(savedInstanceState);
+    setContentView(R.layout.basic_activity);
+
+    final Button buttons[] = {
+      findViewById(R.id.button_id_fizz), findViewById(R.id.button_id_buzz),
+    };
+
+    for (var b : buttons) {
+      b.setOnClickListener(
+          new View.OnClickListener() {
+            public void onClick(View v) {
+              TextView tv = findViewById(R.id.text_hello);
+              if (v.getId() == R.id.button_id_fizz) {
+                tv.setText("fizz");
+              } else if (v.getId() == R.id.button_id_buzz) {
+                tv.setText("buzz");
+              }
+            }
+          });
+    }
+  }
+
+  @Override
+  public boolean onCreateOptionsMenu(Menu menu) {
+    // Inflate the menu; this adds items to the action bar if it is present.
+    getMenuInflater().inflate(R.menu.menu, menu);
+    return true;
+  }
+}

examples/databinding/java/com/basicapp/res/layout/basic_activity.xml

@@ -0,0 +1,33 @@
+<?xml version="1.0" encoding="utf-8"?>
+<layout xmlns:android="http://schemas.android.com/apk/res/android"
+    xmlns:app="http://schemas.android.com/apk/res-auto"
+    xmlns:tools="http://schemas.android.com/tools">
+
+    <data>
+        <import type="android.view.View" />
+    </data>
+
+    <LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
+                  android:layout_width="match_parent"
+                  android:layout_height="match_parent"
+                  android:orientation="vertical" >
+
+        <TextView
+            android:id="@+id/text_hello"
+            android:text="@string/hello_world"
+            android:layout_width="wrap_content"
+            android:layout_height="wrap_content" />
+
+         <Button
+            android:id="@+id/button_id_fizz"
+            android:layout_height="wrap_content"
+            android:layout_width="wrap_content"
+            android:text="fizz" />
+         <Button
+            android:id="@+id/button_id_buzz"
+            android:layout_height="wrap_content"
+            android:layout_width="wrap_content"
+            android:text="buzz" />
+
+    </LinearLayout>
+</layout>

examples/databinding/java/com/basicapp/res/menu/menu.xml

@@ -0,0 +1,8 @@
+<menu xmlns:android="http://schemas.android.com/apk/res/android"
+    xmlns:app="http://schemas.android.com/apk/res-auto"
+    xmlns:tools="http://schemas.android.com/tools"
+    tools:context="com.basicapp.BasicActivity" >
+    <item android:id="@+id/action_settings"
+        android:title="@string/action_settings"
+        android:orderInCategory="100" />
+</menu>

examples/databinding/java/com/basicapp/res/values/dimens.xml

@@ -0,0 +1,5 @@
+<resources>
+    <!-- Default screen margins, per the Android Design guidelines. -->
+    <dimen name="activity_horizontal_margin">16dp</dimen>
+    <dimen name="activity_vertical_margin">16dp</dimen>
+</resources>

examples/databinding/java/com/basicapp/res/values/strings.xml

@@ -0,0 +1,8 @@
+<?xml version="1.0" encoding="utf-8"?>
+<resources>
+
+    <string name="app_name" translatable="false">basicapp</string>
+    <string name="hello_world" translatable="false">Hello world!</string>
+    <string name="action_settings" translatable="false">Settings</string>
+
+</resources>