Fix the crash at app start on device with Android Api below 24.

app/src/main/java/com/github/tonytangandroid/daggertutorial/QuickTileService.java

@@ -7,7 +7,6 @@
 
 import javax.inject.Inject;
 
-import dagger.android.AndroidInjection;
 import timber.log.Timber;
 
 /**
@@ -22,7 +21,7 @@ public class QuickTileService extends TileService {
     @Override
     public void onCreate() {
         super.onCreate();
-        AndroidInjection.inject(this);
+        ((TutorialApplication) getApplication()).api24OrGreaterServiceInjector().inject(this);
     }
 
     @Override

app/src/main/java/com/github/tonytangandroid/daggertutorial/TutorialApplication.java

@@ -4,7 +4,9 @@
 import android.app.Application;
 import android.app.Service;
 
+import com.github.tonytangandroid.daggertutorial.dagger.ApplicationComponent;
 import com.github.tonytangandroid.daggertutorial.dagger.DaggerApplicationComponent;
+import com.github.tonytangandroid.daggertutorial.dagger.api24.HasApi24OrGreaterServiceInjector;
 
 import javax.inject.Inject;
 
@@ -14,18 +16,20 @@
 import dagger.android.HasServiceInjector;
 import timber.log.Timber;
 
-public class TutorialApplication extends Application implements HasActivityInjector, HasServiceInjector {
+public class TutorialApplication extends Application implements HasActivityInjector, HasServiceInjector, HasApi24OrGreaterServiceInjector {
 
     @Inject
     DispatchingAndroidInjector<Activity> activityDispatchingAndroidInjector;
     @Inject
     DispatchingAndroidInjector<Service> serviceDispatchingAndroidInjector;
 
+    private ApplicationComponent applicationComponent;
 
     @Override
     public void onCreate() {
         super.onCreate();
-        DaggerApplicationComponent.builder().application(this).build().inject(this);
+        applicationComponent = DaggerApplicationComponent.builder().application(this).build();
+        applicationComponent.inject(this);
         Timber.plant(new Timber.DebugTree());
     }
 
@@ -38,4 +42,9 @@ public AndroidInjector<Activity> activityInjector() {
     public AndroidInjector<Service> serviceInjector() {
         return serviceDispatchingAndroidInjector;
     }
+
+    @Override
+    public AndroidInjector<Service> api24OrGreaterServiceInjector() {
+        return applicationComponent.api24OrGreaterServiceComponent().injector();
+    }
 }

app/src/main/java/com/github/tonytangandroid/daggertutorial/dagger/ApplicationComponent.java

@@ -3,6 +3,7 @@
 import android.app.Application;
 
 import com.github.tonytangandroid.daggertutorial.TutorialApplication;
+import com.github.tonytangandroid.daggertutorial.dagger.api24.Api24OrGreaterServiceComponent;
 import com.github.tonytangandroid.daggertutorial.dagger.module.ApplicationModule;
 import com.github.tonytangandroid.daggertutorial.dagger.module.DataBindModule;
 import com.github.tonytangandroid.daggertutorial.dagger.module.DataProviderModule;
@@ -20,6 +21,8 @@
         AndroidInjectionModule.class, ActivityInjector.class, ServiceInjector.class})
 public interface ApplicationComponent {
 
+    Api24OrGreaterServiceComponent api24OrGreaterServiceComponent();
+
     void inject(TutorialApplication app);
 
     @Component.Builder

app/src/main/java/com/github/tonytangandroid/daggertutorial/dagger/ServiceInjector.java

@@ -1,7 +1,6 @@
 package com.github.tonytangandroid.daggertutorial.dagger;
 
 import com.github.tonytangandroid.daggertutorial.DemoService;
-import com.github.tonytangandroid.daggertutorial.QuickTileService;
 
 import dagger.Module;
 import dagger.android.ContributesAndroidInjector;
@@ -12,7 +11,4 @@ public abstract class ServiceInjector {
     @ContributesAndroidInjector()
     abstract DemoService bindDemoService();
 
-    @ContributesAndroidInjector()
-    abstract QuickTileService bindQuickTileService();
-
 }

app/src/main/java/com/github/tonytangandroid/daggertutorial/dagger/api24/Api24OrGreaterServiceComponent.java

@@ -0,0 +1,11 @@
+package com.github.tonytangandroid.daggertutorial.dagger.api24;
+
+import android.app.Service;
+
+import dagger.Subcomponent;
+import dagger.android.DispatchingAndroidInjector;
+
+@Subcomponent(modules = Api24OrGreaterServiceModule.class)
+public interface Api24OrGreaterServiceComponent {
+    DispatchingAndroidInjector<Service> injector();
+}

app/src/main/java/com/github/tonytangandroid/daggertutorial/dagger/api24/Api24OrGreaterServiceModule.java

@@ -0,0 +1,14 @@
+package com.github.tonytangandroid.daggertutorial.dagger.api24;
+
+import com.github.tonytangandroid.daggertutorial.QuickTileService;
+
+import dagger.Module;
+import dagger.android.ContributesAndroidInjector;
+
+@Module
+public abstract class Api24OrGreaterServiceModule {
+
+    @ContributesAndroidInjector()
+    abstract QuickTileService bindQuickTileService();
+
+}

app/src/main/java/com/github/tonytangandroid/daggertutorial/dagger/api24/HasApi24OrGreaterServiceInjector.java

@@ -0,0 +1,10 @@
+package com.github.tonytangandroid.daggertutorial.dagger.api24;
+
+import android.app.Service;
+
+import dagger.android.AndroidInjector;
+
+public interface HasApi24OrGreaterServiceInjector {
+
+  AndroidInjector<Service> api24OrGreaterServiceInjector();
+}