Properly use AppComponent to only inject classes into dagger, inject static dependencies into BrowserApp class

app/src/main/java/acr/browser/lightning/app/AppComponent.java

@@ -1,20 +1,16 @@
 package acr.browser.lightning.app;
 
-import com.squareup.otto.Bus;
-
 import javax.inject.Singleton;
 
 import acr.browser.lightning.activity.BrowserActivity;
 import acr.browser.lightning.activity.ThemableBrowserActivity;
 import acr.browser.lightning.constant.BookmarkPage;
-import acr.browser.lightning.database.HistoryDatabase;
 import acr.browser.lightning.dialog.LightningDialogBuilder;
 import acr.browser.lightning.fragment.BookmarkSettingsFragment;
 import acr.browser.lightning.fragment.BookmarksFragment;
 import acr.browser.lightning.fragment.LightningPreferenceFragment;
 import acr.browser.lightning.fragment.TabsFragment;
 import acr.browser.lightning.object.SearchAdapter;
-import acr.browser.lightning.preference.PreferenceManager;
 import acr.browser.lightning.view.LightningView;
 import dagger.Component;
 
@@ -42,12 +38,6 @@ public interface AppComponent {
 
     void inject(LightningPreferenceFragment fragment);
 
-    PreferenceManager getPreferenceManager();
-
-    BookmarkPage getBookmarkPage();
-
-    Bus getBus();
-
-    HistoryDatabase getHistoryDatabase();
+    void inject(BrowserApp app);
 
 }

app/src/main/java/acr/browser/lightning/app/AppModule.java

@@ -35,4 +35,5 @@ public class AppModule {
     public Bus provideBus() {
         return bus;
     }
+
 }

app/src/main/java/acr/browser/lightning/app/BrowserApp.java

@@ -1,6 +1,7 @@
 package acr.browser.lightning.app;
 
 import android.app.Application;
+import android.content.Context;
 
 import com.squareup.leakcanary.LeakCanary;
 import com.squareup.otto.Bus;
@@ -8,38 +9,41 @@ import com.squareup.otto.Bus;
 import java.util.concurrent.Executor;
 import java.util.concurrent.Executors;
 
+import javax.inject.Inject;
+
 import acr.browser.lightning.constant.BookmarkPage;
 import acr.browser.lightning.database.HistoryDatabase;
 import acr.browser.lightning.preference.PreferenceManager;
 
 public class BrowserApp extends Application {
 
-    private static BrowserApp sInstance;
     private static AppComponent appComponent;
     private static final Executor mIOThread = Executors.newSingleThreadExecutor();
 
+    @Inject static Context context;
+    @Inject static BookmarkPage bookmarkPage;
+    @Inject static HistoryDatabase historyDatabase;
+    @Inject static Bus bus;
+    @Inject static PreferenceManager preferenceManager;
+
     @Override
     public void onCreate() {
         super.onCreate();
-        sInstance = this;
+        appComponent = DaggerAppComponent.builder().appModule(new AppModule(this)).build();
+        appComponent.inject(this);
         LeakCanary.install(this);
-        buildDepencyGraph();
-    }
-
-    public static BrowserApp getContext() {
-        return sInstance;
     }
 
     public static AppComponent getAppComponent() {
         return appComponent;
     }
 
-    private void buildDepencyGraph() {
-        appComponent = DaggerAppComponent.builder().appModule(new AppModule(this)).build();
+    public static Context getContext() {
+        return context;
     }
 
     public static HistoryDatabase getHistoryDatabase() {
-        return appComponent.getHistoryDatabase();
+        return historyDatabase;
     }
 
     public static Executor getIOThread() {
@@ -47,15 +51,15 @@ public class BrowserApp extends Application {
     }
 
     public static PreferenceManager getPreferenceManager() {
-        return appComponent.getPreferenceManager();
+        return preferenceManager;
     }
 
     public static Bus getBus() {
-        return appComponent.getBus();
+        return bus;
     }
 
     public static BookmarkPage getBookmarkPage() {
-        return appComponent.getBookmarkPage();
+        return bookmarkPage;
     }
 
 }

app/src/main/java/acr/browser/lightning/download/DownloadHandler.java

@@ -134,7 +134,7 @@ public class DownloadHandler {
     /* package */
     private static void onDownloadStartNoStream(final Context context, String url, String userAgent,
                                                 String contentDisposition, String mimetype) {
-        final Bus eventBus = BrowserApp.getAppComponent().getBus();
+        final Bus eventBus = BrowserApp.getBus();
         final String filename = URLUtil.guessFileName(url, contentDisposition, mimetype);
 
         // Check to see if we have an SDCard