Actually run react-native upgrade.

Example/.buckconfig

@@ -0,0 +1,6 @@
+
+[android]
+  target = Google Inc.:Google APIs:23
+
+[maven_repositories]
+  central = https://repo1.maven.org/maven2

Example/.flowconfig

@@ -42,6 +42,12 @@
 # Ignore Website
 .*/website/.*
 
+# Ignore generators
+.*/local-cli/generator.*
+
+# Ignore BUCK generated folders
+.*\.buckd/
+
 .*/node_modules/is-my-json-valid/test/.*\.json
 .*/node_modules/iconv-lite/encodings/tables/.*\.json
 .*/node_modules/y18n/test/.*\.json
@@ -59,6 +65,7 @@
 .*/node_modules/isemail/.*\.json
 .*/node_modules/tr46/.*\.json
 
+
 [include]
 
 [libs]
@@ -86,4 +93,4 @@ suppress_comment=\\(.\\|\n\\)*\\$FlowIssue\\((\\(>=0\\.\\(2[0-2]\\|1[0-9]\\|[0-9
 suppress_comment=\\(.\\|\n\\)*\\$FlowFixedInNextDeploy
 
 [version]
-0.22.0
+^0.22.0

Example/.gitignore

@@ -32,3 +32,9 @@ local.properties
 #
 node_modules/
 npm-debug.log
+
+# BUCK
+buck-out/
+\.buckd/
+android/app/libs
+android/keystores/debug.keystore

Example/android/app/BUCK

@@ -0,0 +1,66 @@
+import re
+
+# To learn about Buck see [Docs](https://buckbuild.com/).
+# To run your application with Buck:
+# - install Buck
+# - `npm start` - to start the packager
+# - `cd android`
+# - `cp ~/.android/debug.keystore keystores/debug.keystore`
+# - `./gradlew :app:copyDownloadableDepsToLibs` - make all Gradle compile dependencies available to Buck
+# - `buck install -r android/app` - compile, install and run application
+#
+
+lib_deps = []
+for jarfile in glob(['libs/*.jar']):
+  name = 'jars__' + re.sub(r'^.*/([^/]+)\.jar$', r'\1', jarfile)
+  lib_deps.append(':' + name)
+  prebuilt_jar(
+    name = name,
+    binary_jar = jarfile,
+  )
+
+for aarfile in glob(['libs/*.aar']):
+  name = 'aars__' + re.sub(r'^.*/([^/]+)\.aar$', r'\1', aarfile)
+  lib_deps.append(':' + name)
+  android_prebuilt_aar(
+    name = name,
+    aar = aarfile,
+  )
+
+android_library(
+  name = 'all-libs',
+  exported_deps = lib_deps
+)
+
+android_library(
+  name = 'app-code',
+  srcs = glob([
+    'src/main/java/**/*.java',
+  ]),
+  deps = [
+    ':all-libs',
+    ':build_config',
+    ':res',
+  ],
+)
+
+android_build_config(
+  name = 'build_config',
+  package = 'com.example',
+)
+
+android_resource(
+  name = 'res',
+  res = 'src/main/res',
+  package = 'com.example',
+)
+
+android_binary(
+  name = 'app',
+  package_type = 'debug',
+  manifest = 'src/main/AndroidManifest.xml',
+  keystore = '//android/keystores:debug',
+  deps = [
+    ':app-code',
+  ],
+)

Example/android/app/build.gradle

@@ -9,7 +9,7 @@ import com.android.build.OutputFile
  * cycle. By default, bundleDebugJsAndAssets is skipped, as in debug/dev mode we prefer to load the
  * bundle directly from the development server. Below you can see all the possible configurations
  * and their defaults. If you decide to add a configuration block, make sure to add it before the
- * `apply from: "react.gradle"` line.
+ * `apply from: "../../node_modules/react-native/react.gradle"` line.
  *
  * project.ext.react = [
  *   // the name of the generated asset file containing your JS bundle
@@ -59,7 +59,7 @@ import com.android.build.OutputFile
  * ]
  */
 
-apply from: "react.gradle"
+apply from: "../../node_modules/react-native/react.gradle"
 
 /**
  * Set this to true to create two separate APKs instead of one:
@@ -124,3 +124,10 @@ dependencies {
     compile "com.android.support:appcompat-v7:23.0.1"
     compile "com.facebook.react:react-native:+"  // From node_modules
 }
+
+// Run this once to be able to run the application with BUCK
+// puts all compile dependencies into folder libs for BUCK to use
+task copyDownloadableDepsToLibs(type: Copy) {
+  from configurations.compile
+  into 'libs'
+}