refactoring search suggestions adapter

app/src/main/java/acr/browser/lightning/activity/BrowserActivity.java

@@ -113,7 +113,7 @@ import acr.browser.lightning.fragment.BookmarksFragment;
 import acr.browser.lightning.fragment.TabsFragment;
 import acr.browser.lightning.interpolator.BezierDecelerateInterpolator;
 import acr.browser.lightning.receiver.NetworkReceiver;
-import acr.browser.lightning.search.Suggestions;
+import acr.browser.lightning.search.SuggestionsAdapter;
 import acr.browser.lightning.utils.DrawableUtils;
 import acr.browser.lightning.utils.ProxyUtils;
 import acr.browser.lightning.utils.ThemeUtils;
@@ -161,7 +161,7 @@ public abstract class BrowserActivity extends ThemableBrowserActivity implements
     private View mCustomView;
 
     // Adapter
-    private Suggestions mSuggestionsAdapter;
+    private SuggestionsAdapter mSuggestionsAdapter;
 
     // Callback
     private CustomViewCallback mCustomViewCallback;
@@ -1503,7 +1503,7 @@ public abstract class BrowserActivity extends ThemableBrowserActivity implements
      */
     private void initializeSearchSuggestions(final AutoCompleteTextView getUrl) {
 
-        mSuggestionsAdapter = new Suggestions(this, mDarkTheme, isIncognito());
+        mSuggestionsAdapter = new SuggestionsAdapter(this, mDarkTheme, isIncognito());
 
         getUrl.setThreshold(1);
         getUrl.setDropDownWidth(-1);

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

@@ -17,7 +17,7 @@ import acr.browser.lightning.fragment.DebugSettingsFragment;
 import acr.browser.lightning.fragment.LightningPreferenceFragment;
 import acr.browser.lightning.fragment.PrivacySettingsFragment;
 import acr.browser.lightning.fragment.TabsFragment;
-import acr.browser.lightning.search.Suggestions;
+import acr.browser.lightning.search.SuggestionsAdapter;
 import acr.browser.lightning.utils.AdBlock;
 import acr.browser.lightning.utils.ProxyUtils;
 import acr.browser.lightning.view.LightningView;
@@ -68,6 +68,6 @@ public interface AppComponent {
 
     void inject(DebugSettingsFragment fragment);
 
-    void inject(Suggestions suggestions);
+    void inject(SuggestionsAdapter suggestionsAdapter);
 
 }

app/src/main/java/acr/browser/lightning/search/BaseSuggestionsTask.java

@@ -32,6 +32,7 @@ abstract class BaseSuggestionsTask {
 
     private static final String TAG = BaseSuggestionsTask.class.getSimpleName();
 
+    static final int MAX_RESULTS = 5;
     private static final long INTERVAL_DAY = TimeUnit.DAYS.toMillis(1);
     private static final String DEFAULT_LANGUAGE = "en";
     @Nullable private static String sLanguage;
@@ -104,7 +105,7 @@ abstract class BaseSuggestionsTask {
     @NonNull
     private File downloadSuggestionsForQuery(@NonNull String query, String language, @NonNull Application app) {
         String queryUrl = getQueryUrl(query, language);
-        File cacheFile = new File(app.getCacheDir(), queryUrl.hashCode() + Suggestions.CACHE_FILE_TYPE);
+        File cacheFile = new File(app.getCacheDir(), queryUrl.hashCode() + SuggestionsAdapter.CACHE_FILE_TYPE);
         if (System.currentTimeMillis() - INTERVAL_DAY < cacheFile.lastModified()) {
             return cacheFile;
         }

app/src/main/java/acr/browser/lightning/search/DuckSuggestionsTask.java

@@ -13,7 +13,7 @@ import acr.browser.lightning.R;
 import acr.browser.lightning.database.HistoryItem;
 import acr.browser.lightning.utils.FileUtils;
 
-public final class DuckSuggestionsTask extends BaseSuggestionsTask {
+final class DuckSuggestionsTask extends BaseSuggestionsTask {
 
     private static final String ENCODING = "UTF-8";
     @NonNull private final String mSearchSubtitle;
@@ -41,7 +41,7 @@ public final class DuckSuggestionsTask extends BaseSuggestionsTask {
             results.add(new HistoryItem(mSearchSubtitle + " \"" + suggestion + '"',
                 suggestion, R.drawable.ic_search));
             counter++;
-            if (counter >= 5) {
+            if (counter >= MAX_RESULTS) {
                 break;
             }
         }

app/src/main/java/acr/browser/lightning/search/GoogleSuggestionsTask.java

@@ -15,7 +15,7 @@ import java.util.List;
 import acr.browser.lightning.R;
 import acr.browser.lightning.database.HistoryItem;
 
-public class GoogleSuggestionsTask extends BaseSuggestionsTask {
+class GoogleSuggestionsTask extends BaseSuggestionsTask {
 
     private static final String ENCODING = "ISO-8859-1";
     @Nullable private static XmlPullParser sXpp;
@@ -47,7 +47,7 @@ public class GoogleSuggestionsTask extends BaseSuggestionsTask {
                 results.add(new HistoryItem(mSearchSubtitle + " \"" + suggestion + '"',
                     suggestion, R.drawable.ic_search));
                 counter++;
-                if (counter >= 5) {
+                if (counter >= MAX_RESULTS) {
                     break;
                 }
             }

app/src/main/java/acr/browser/lightning/search/SuggestionsAdapter.java

@@ -43,11 +43,11 @@ import com.anthonycr.bonsai.Subscriber;
 
 import acr.browser.lightning.utils.ThemeUtils;
 
-public class Suggestions extends BaseAdapter implements Filterable {
+public class SuggestionsAdapter extends BaseAdapter implements Filterable {
 
     private static final Scheduler FILTER_SCHEDULER = Schedulers.newSingleThreadedScheduler();
 
-    public static final String CACHE_FILE_TYPE = ".sgg";
+    static final String CACHE_FILE_TYPE = ".sgg";
 
     private final List<HistoryItem> mFilteredList = new ArrayList<>(5);
 
@@ -74,7 +74,7 @@ public class Suggestions extends BaseAdapter implements Filterable {
     @NonNull private final Context mContext;
     private PreferenceManager.Suggestion mSuggestionChoice;
 
-    public Suggestions(@NonNull Context context, boolean dark, boolean incognito) {
+    public SuggestionsAdapter(@NonNull Context context, boolean dark, boolean incognito) {
         super();
         BrowserApp.getAppComponent().inject(this);
         mContext = context;
@@ -123,7 +123,7 @@ public class Suggestions extends BaseAdapter implements Filterable {
 
     private static class SuggestionHolder {
 
-        public SuggestionHolder(@NonNull View view) {
+        SuggestionHolder(@NonNull View view) {
             mTitle = (TextView) view.findViewById(R.id.title);
             mUrl = (TextView) view.findViewById(R.id.url);
             mImage = (ImageView) view.findViewById(R.id.suggestionIcon);
@@ -319,50 +319,50 @@ public class Suggestions extends BaseAdapter implements Filterable {
 
     private static class SearchFilter extends Filter {
 
-        @NonNull private final Suggestions mSuggestions;
+        @NonNull private final SuggestionsAdapter mSuggestionsAdapter;
 
-        public SearchFilter(@NonNull Suggestions suggestions) {
+        SearchFilter(@NonNull SuggestionsAdapter suggestionsAdapter) {
-            mSuggestions = suggestions;
+            mSuggestionsAdapter = suggestionsAdapter;
         }
 
         @Override
         protected FilterResults performFiltering(CharSequence constraint) {
             FilterResults results = new FilterResults();
             if (constraint == null || constraint.length() == 0) {
-                mSuggestions.clearSuggestions();
+                mSuggestionsAdapter.clearSuggestions();
                 return results;
             }
             String query = constraint.toString().toLowerCase(Locale.getDefault()).trim();
 
-            if (mSuggestions.shouldRequestNetwork() && !SuggestionsManager.isRequestInProgress()) {
+            if (mSuggestionsAdapter.shouldRequestNetwork() && !SuggestionsManager.isRequestInProgress()) {
-                mSuggestions.getSuggestionsForQuery(query)
+                mSuggestionsAdapter.getSuggestionsForQuery(query)
                     .subscribeOn(Schedulers.worker())
                     .observeOn(Schedulers.main())
                     .subscribe(new OnSubscribe<List<HistoryItem>>() {
                         @Override
                         public void onNext(@Nullable List<HistoryItem> item) {
-                            mSuggestions.combineResults(null, null, item);
+                            mSuggestionsAdapter.combineResults(null, null, item);
                         }
                     });
             }
 
-            mSuggestions.getBookmarksForQuery(query)
+            mSuggestionsAdapter.getBookmarksForQuery(query)
                 .subscribeOn(Schedulers.io())
                 .observeOn(Schedulers.main())
                 .subscribe(new OnSubscribe<List<HistoryItem>>() {
                     @Override
                     public void onNext(@Nullable List<HistoryItem> item) {
-                        mSuggestions.combineResults(item, null, null);
+                        mSuggestionsAdapter.combineResults(item, null, null);
                     }
                 });
 
-            mSuggestions.getHistoryForQuery(query)
+            mSuggestionsAdapter.getHistoryForQuery(query)
                 .subscribeOn(Schedulers.io())
                 .observeOn(Schedulers.main())
                 .subscribe(new OnSubscribe<List<HistoryItem>>() {
                     @Override
                     public void onNext(@Nullable List<HistoryItem> item) {
-                        mSuggestions.combineResults(null, item, null);
+                        mSuggestionsAdapter.combineResults(null, item, null);
                     }
                 });
             results.count = 1;
@@ -376,7 +376,7 @@ public class Suggestions extends BaseAdapter implements Filterable {
 
         @Override
         protected void publishResults(CharSequence constraint, FilterResults results) {
-            mSuggestions.combineResults(null, null, null);
+            mSuggestionsAdapter.combineResults(null, null, null);
         }
     }
 
@@ -385,7 +385,7 @@ public class Suggestions extends BaseAdapter implements Filterable {
         @NonNull
         private final Application app;
 
-        public ClearCacheRunnable(@NonNull Application app) {
+        ClearCacheRunnable(@NonNull Application app) {
             this.app = app;
         }
 

app/src/main/java/acr/browser/lightning/search/SuggestionsManager.java

@@ -12,7 +12,7 @@ import java.util.List;
 import acr.browser.lightning.app.BrowserApp;
 import acr.browser.lightning.database.HistoryItem;
 
-public class SuggestionsManager {
+class SuggestionsManager {
 
     public enum Source {
         GOOGLE,
@@ -21,11 +21,11 @@ public class SuggestionsManager {
 
     private static volatile boolean sIsTaskExecuting;
 
-    public static boolean isRequestInProgress() {
+    static boolean isRequestInProgress() {
         return sIsTaskExecuting;
     }
 
-    public static Observable<List<HistoryItem>> getObservable(@NonNull final String query, @NonNull final Context context, @NonNull final Source source) {
+    static Observable<List<HistoryItem>> getObservable(@NonNull final String query, @NonNull final Context context, @NonNull final Source source) {
         return Observable.create(new Action<List<HistoryItem>>() {
             @Override
             public void onSubscribe(@NonNull final Subscriber<List<HistoryItem>> subscriber) {