Add support for adding module in the same class annotated with @DialerRootComponent.

Test: local test.
PiperOrigin-RevId: 193435828
Change-Id: Ieb2be7c7d3e2861c0d2f32f1461535e439dbcb1a

4 files changed, 13 insertions, 12 deletions

diff --git a/java/com/android/dialer/inject/demo/DemoDaggerApplication.java b/java/com/android/dialer/inject/demo/DemoDaggerApplication.java
index 0c13dbb48..ab40eca1b 100644
--- a/java/com/android/dialer/inject/demo/DemoDaggerApplication.java
+++ b/java/com/android/dialer/inject/demo/DemoDaggerApplication.java
@@ -50,6 +50,6 @@ public final class DemoDaggerApplication extends Application implements HasRootC
   public void onCreate() {
     super.onCreate();
 
-    DemoSubcomponent.get(this).demoObject();
+    DemoSubcomponent.get(this).demoObjects();
   }
 }
diff --git a/java/com/android/dialer/inject/demo/DemoModule.java b/java/com/android/dialer/inject/demo/DemoModule.java
index 40cd6fea1..9917c7dbd 100644
--- a/java/com/android/dialer/inject/demo/DemoModule.java
+++ b/java/com/android/dialer/inject/demo/DemoModule.java
@@ -20,6 +20,7 @@ import com.android.dialer.inject.DialerVariant;
 import com.android.dialer.inject.InstallIn;
 import dagger.Module;
 import dagger.Provides;
+import dagger.multibindings.IntoSet;
 
 /** Module for demo dagger application. */
 @Module
@@ -29,7 +30,8 @@ public final class DemoModule {
   private DemoModule() {}
 
   @Provides
+  @IntoSet
   static DemoObject provide() {
-    return new DemoObject("prod");
+    return DemoObject.create("prod");
   }
 }
diff --git a/java/com/android/dialer/inject/demo/DemoObject.java b/java/com/android/dialer/inject/demo/DemoObject.java
index c6d48a14d..3c3862124 100644
--- a/java/com/android/dialer/inject/demo/DemoObject.java
+++ b/java/com/android/dialer/inject/demo/DemoObject.java
@@ -16,17 +16,15 @@
 
 package com.android.dialer.inject.demo;
 
-/** Object used to demonstrate dagger bindings. */
-class DemoObject {
+import com.google.auto.value.AutoValue;
 
-  private final String value;
+/** Object used to demonstrate dagger bindings. */
+@AutoValue
+abstract class DemoObject {
 
-  DemoObject(String value) {
-    this.value = value;
-  }
+  abstract String value();
 
-  @Override
-  public String toString() {
-    return value;
+  static DemoObject create(String value) {
+    return new AutoValue_DemoObject(value);
   }
 }
diff --git a/java/com/android/dialer/inject/demo/DemoSubcomponent.java b/java/com/android/dialer/inject/demo/DemoSubcomponent.java
index ff000aaa9..3e4dd66bb 100644
--- a/java/com/android/dialer/inject/demo/DemoSubcomponent.java
+++ b/java/com/android/dialer/inject/demo/DemoSubcomponent.java
@@ -20,12 +20,13 @@ import android.content.Context;
 import com.android.dialer.inject.HasRootComponent;
 import com.android.dialer.inject.IncludeInDialerRoot;
 import dagger.Subcomponent;
+import java.util.Set;
 
 /** Subcomponent for the demo dagger application. */
 @Subcomponent
 public abstract class DemoSubcomponent {
 
-  abstract DemoObject demoObject();
+  abstract Set<DemoObject> demoObjects();
 
   public static DemoSubcomponent get(Context context) {
     return ((HasComponent) ((HasRootComponent) context.getApplicationContext()).component())