diff --git a/library/src/com/android/annotations/VisibleForTesting.java b/library/src/com/android/annotations/VisibleForTesting.java
new file mode 100644
index 0000000..d3afc6a
--- /dev/null
+++ b/library/src/com/android/annotations/VisibleForTesting.java
@@ -0,0 +1,50 @@
+/*
+ * Copyright (C) 2011 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 com.android.annotations;
+
+import java.lang.annotation.Retention;
+import java.lang.annotation.RetentionPolicy;
+
+/**
+ * Denotes that the class, method or field has its visibility relaxed so
+ * that unit tests can access it.
+ *
+ * The visibility argument can be used to specific what the original
+ * visibility should have been if it had not been made public or package-private for testing.
+ * The default is to consider the element private.
+ */
+@Retention(RetentionPolicy.SOURCE)
+public @interface VisibleForTesting {
+ /**
+ * Intended visibility if the element had not been made public or package-private for
+ * testing.
+ */
+ enum Visibility {
+ /** The element should be considered protected. */
+ PROTECTED,
+ /** The element should be considered package-private. */
+ PACKAGE,
+ /** The element should be considered private. */
+ PRIVATE
+ }
+
+ /**
+ * Intended visibility if the element had not been made public or package-private for testing.
+ * If not specified, one should assume the element originally intended to be private.
+ */
+ Visibility visibility() default Visibility.PRIVATE;
+}
\ No newline at end of file
diff --git a/library/src/com/android/setupwizardlib/util/Partner.java b/library/src/com/android/setupwizardlib/util/Partner.java
new file mode 100644
index 0000000..5a81d4c
--- /dev/null
+++ b/library/src/com/android/setupwizardlib/util/Partner.java
@@ -0,0 +1,157 @@
+/*
+ * Copyright (C) 2015 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 com.android.setupwizardlib.util;
+
+import android.content.Context;
+import android.content.Intent;
+import android.content.pm.ApplicationInfo;
+import android.content.pm.PackageManager;
+import android.content.pm.PackageManager.NameNotFoundException;
+import android.content.pm.ResolveInfo;
+import android.content.res.Resources;
+import android.graphics.drawable.Drawable;
+import android.util.Log;
+
+import com.android.annotations.VisibleForTesting;
+
+/**
+ * Utilities to discover and interact with partner customizations. There can only be one set of
+ * customizations on a device, and it must be bundled with the system.
+ *
+ * Derived from com.android.launcher3/Partner.java
+ */
+public class Partner {
+ private static final String TAG = "(SUW) Partner";
+
+ /** Marker action used to discover partner */
+ private static final String
+ ACTION_PARTNER_CUSTOMIZATION = "com.android.setupwizard.action.PARTNER_CUSTOMIZATION";
+
+ private static boolean sSearched = false;
+ private static Partner sPartner;
+
+ /**
+ * Convenience to get a drawable from partner overlay, or if not available, the drawable from
+ * the original context.
+ *
+ * @see #getResourceEntry(android.content.Context, int)
+ */
+ public static Drawable getDrawable(Context context, int id) {
+ final ResourceEntry entry = getResourceEntry(context, id);
+ return entry.resources.getDrawable(entry.id);
+ }
+
+ /**
+ * Convenience to get a string from partner overlay, or if not available, the string from the
+ * original context.
+ *
+ * @see #getResourceEntry(android.content.Context, int)
+ */
+ public static String getString(Context context, int id) {
+ final ResourceEntry entry = getResourceEntry(context, id);
+ return entry.resources.getString(entry.id);
+ }
+
+ /**
+ * Find an entry of resource in the overlay package provided by partners. It will first look for
+ * the resource in the overlay package, and if not available, will return the one in the
+ * original context.
+ *
+ * @return a ResourceEntry in the partner overlay's resources, if one is defined. Otherwise the
+ * resources from the original context is returned. Clients can then get the resource by
+ * {@code entry.resources.getString(entry.id)}, or other methods available in
+ * {@link android.content.res.Resources}.
+ */
+ public static ResourceEntry getResourceEntry(Context context, int id) {
+ final Partner partner = Partner.get(context);
+ if (partner == null) {
+ return new ResourceEntry(context.getResources(), id);
+ } else {
+ final Resources ourResources = context.getResources();
+ final String name = ourResources.getResourceEntryName(id);
+ final String type = ourResources.getResourceTypeName(id);
+ final int partnerId = partner.getIdentifier(name, type);
+ return new ResourceEntry(partner.mResources, partnerId);
+ }
+ }
+
+ public static class ResourceEntry {
+ public Resources resources;
+ public int id;
+
+ ResourceEntry(Resources resources, int id) {
+ this.resources = resources;
+ this.id = id;
+ }
+ }
+
+ /**
+ * Find and return partner details, or {@code null} if none exists. A partner package is marked
+ * by a broadcast receiver declared in the manifest that handles the
+ * com.android.setupwizard.action.PARTNER_CUSTOMIZATION intent action. The overlay package must
+ * also be a system package.
+ */
+ public static synchronized Partner get(Context context) {
+ if (!sSearched) {
+ PackageManager pm = context.getPackageManager();
+ final Intent intent = new Intent(ACTION_PARTNER_CUSTOMIZATION);
+ for (ResolveInfo info : pm.queryBroadcastReceivers(intent, 0)) {
+ if (info.activityInfo == null) {
+ continue;
+ }
+ final ApplicationInfo appInfo = info.activityInfo.applicationInfo;
+ if ((appInfo.flags & ApplicationInfo.FLAG_SYSTEM) != 0) {
+ try {
+ final Resources res = pm.getResourcesForApplication(appInfo);
+ sPartner = new Partner(appInfo.packageName, res);
+ break;
+ } catch (NameNotFoundException e) {
+ Log.w(TAG, "Failed to find resources for " + appInfo.packageName);
+ }
+ }
+ }
+ sSearched = true;
+ }
+ return sPartner;
+ }
+
+ @VisibleForTesting
+ public static synchronized void resetForTesting() {
+ sSearched = false;
+ sPartner = null;
+ }
+
+ private final String mPackageName;
+ private final Resources mResources;
+
+ private Partner(String packageName, Resources res) {
+ mPackageName = packageName;
+ mResources = res;
+ }
+
+ public String getPackageName() {
+ return mPackageName;
+ }
+
+ public Resources getResources() {
+ return mResources;
+ }
+
+ public int getIdentifier(String name, String defType) {
+ return mResources.getIdentifier(name, defType, mPackageName);
+ }
+}
diff --git a/library/test/res/values/config.xml b/library/test/res/values/config.xml
new file mode 100644
index 0000000..bda4f54
--- /dev/null
+++ b/library/test/res/values/config.xml
@@ -0,0 +1,23 @@
+
+
+
+
+
+
+ 5000
+
+
diff --git a/library/test/src/com/android/setupwizardlib/test/PartnerTest.java b/library/test/src/com/android/setupwizardlib/test/PartnerTest.java
new file mode 100644
index 0000000..c5d698f
--- /dev/null
+++ b/library/test/src/com/android/setupwizardlib/test/PartnerTest.java
@@ -0,0 +1,157 @@
+/*
+ * Copyright (C) 2015 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 com.android.setupwizardlib.test;
+
+import android.content.Context;
+import android.content.ContextWrapper;
+import android.content.Intent;
+import android.content.pm.ActivityInfo;
+import android.content.pm.ApplicationInfo;
+import android.content.pm.PackageManager;
+import android.content.pm.ResolveInfo;
+import android.content.res.Resources;
+import android.test.InstrumentationTestCase;
+import android.test.mock.MockPackageManager;
+import android.test.suitebuilder.annotation.SmallTest;
+
+import com.android.setupwizardlib.util.Partner;
+import com.android.setupwizardlib.util.Partner.ResourceEntry;
+
+import java.util.ArrayList;
+import java.util.Arrays;
+import java.util.List;
+
+public class PartnerTest extends InstrumentationTestCase {
+
+ private TestContext mTestContext;
+
+ @Override
+ protected void setUp() throws Exception {
+ super.setUp();
+ mTestContext = new TestContext(getInstrumentation().getTargetContext());
+ Partner.resetForTesting();
+ }
+
+ @SmallTest
+ public void testLoadPartner() {
+ mTestContext.partnerList = Arrays.asList(
+ createResolveInfo("hocus.pocus", false),
+ createResolveInfo("com.android.setupwizardlib.test", true)
+ );
+
+ Partner partner = Partner.get(mTestContext);
+ assertNotNull("Partner should not be null", partner);
+ }
+
+ @SmallTest
+ public void testLoadNoPartner() {
+ mTestContext.partnerList = new ArrayList<>();
+
+ Partner partner = Partner.get(mTestContext);
+ assertNull("Partner should be null", partner);
+ }
+
+ @SmallTest
+ public void testLoadNonSystemPartner() {
+ mTestContext.partnerList = Arrays.asList(
+ createResolveInfo("hocus.pocus", false),
+ createResolveInfo("com.android.setupwizardlib.test", false)
+ );
+
+ Partner partner = Partner.get(mTestContext);
+ assertNull("Partner should be null", partner);
+ }
+
+ public void testLoadPartnerValue() {
+ mTestContext.partnerList = Arrays.asList(
+ createResolveInfo("hocus.pocus", false),
+ createResolveInfo("com.android.setupwizardlib.test", true)
+ );
+
+ ResourceEntry entry =
+ Partner.getResourceEntry(mTestContext, R.integer.suwTransitionDuration);
+ int partnerValue = entry.resources.getInteger(entry.id);
+ assertEquals("Partner value should be overlaid to 5000", 5000, partnerValue);
+ }
+
+ public void testLoadDefaultValue() {
+ mTestContext.partnerList = Arrays.asList(
+ createResolveInfo("hocus.pocus", false),
+ createResolveInfo("com.android.setupwizardlib.test", true)
+ );
+
+ ResourceEntry entry =
+ Partner.getResourceEntry(mTestContext, R.color.suw_navbar_text_dark);
+ int partnerValue = entry.resources.getColor(entry.id);
+ assertEquals("Partner value should default to 0xdeffffff", 0xdeffffff, partnerValue);
+ }
+
+ private ResolveInfo createResolveInfo(String packageName, boolean isSystem) {
+ ResolveInfo info = new ResolveInfo();
+ info.resolvePackageName = packageName;
+ ActivityInfo activityInfo = new ActivityInfo();
+ ApplicationInfo appInfo = new ApplicationInfo();
+ appInfo.flags = isSystem ? ApplicationInfo.FLAG_SYSTEM : 0;
+ appInfo.packageName = packageName;
+ activityInfo.applicationInfo = appInfo;
+ activityInfo.packageName = packageName;
+ activityInfo.name = packageName;
+ info.activityInfo = activityInfo;
+ return info;
+ }
+
+ private static class TestPackageManager extends MockPackageManager {
+
+ private Context mTestContext;
+
+ public TestPackageManager(Context testContext) {
+ mTestContext = testContext;
+ }
+
+ @Override
+ public Resources getResourcesForApplication(ApplicationInfo app) {
+ if (app != null && "com.android.setupwizardlib.test".equals(app.packageName)) {
+ return mTestContext.getResources();
+ } else {
+ return super.getResourcesForApplication(app);
+ }
+ }
+
+ @Override
+ public List queryBroadcastReceivers(Intent intent, int flags) {
+ if ("com.android.setupwizard.action.PARTNER_CUSTOMIZATION".equals(intent.getAction())) {
+ return ((TestContext) mTestContext).partnerList;
+ } else {
+ return super.queryBroadcastReceivers(intent, flags);
+ }
+ }
+ }
+
+ private static class TestContext extends ContextWrapper {
+
+ public List partnerList;
+
+ public TestContext(Context context) {
+ super(context);
+ }
+
+ @Override
+ public PackageManager getPackageManager() {
+ return new TestPackageManager(this);
+ }
+ }
+}