Remove more uses of the static context from BrowserApp

app/src/LightningPlus/java/acr/browser/lightning/utils/ProxyUtils.java

@@ -196,7 +196,7 @@ public class ProxyUtils {
                 break;
 
             case Constants.PROXY_I2P:
-                I2PAndroidHelper ih = new I2PAndroidHelper(BrowserApp.getContext());
+                I2PAndroidHelper ih = new I2PAndroidHelper(BrowserApp.get(activity));
                 if (!ih.isI2PAndroidInstalled()) {
                     choice = Constants.NO_PROXY;
                     ih.promptToInstall(activity);

app/src/main/java/acr/browser/lightning/async/ImageDownloadTask.java

@@ -1,5 +1,6 @@
 package acr.browser.lightning.async;
 
+import android.content.Context;
 import android.graphics.Bitmap;
 import android.graphics.BitmapFactory;
 import android.net.Uri;
@@ -23,13 +24,16 @@ import acr.browser.lightning.utils.Utils;
 public class ImageDownloadTask extends AsyncTask<Void, Void, Bitmap> {
 
     private static final String TAG = ImageDownloadTask.class.getSimpleName();
-    private static final File mCacheDir = BrowserApp.getContext().getCacheDir();
+    private final File mCacheDir;
     private final WeakReference<ImageView> bmImage;
     private final HistoryItem mWeb;
     private final String mUrl;
     private final Bitmap mDefaultBitmap;
 
-    public ImageDownloadTask(@NonNull ImageView bmImage, @NonNull HistoryItem web, @NonNull Bitmap defaultBitmap) {
+    public ImageDownloadTask(@NonNull ImageView bmImage,
+                             @NonNull HistoryItem web,
+                             @NonNull Bitmap defaultBitmap,
+                             @NonNull Context context) {
         // Set a tag on the ImageView so we know if the view
         // has gone out of scope and should not be used
         bmImage.setTag(web.getUrl().hashCode());
@@ -37,6 +41,7 @@ public class ImageDownloadTask extends AsyncTask<Void, Void, Bitmap> {
         this.mWeb = web;
         this.mUrl = web.getUrl();
         this.mDefaultBitmap = defaultBitmap;
+        this.mCacheDir = BrowserApp.get(context).getCacheDir();
     }
 
     @Override

app/src/main/java/acr/browser/lightning/fragment/BookmarksFragment.java

@@ -368,7 +368,7 @@ public class BookmarksFragment extends Fragment implements View.OnClickListener,
                 holder.favicon.setImageBitmap(mFolderBitmap);
             } else if (web.getBitmap() == null) {
                 holder.favicon.setImageBitmap(mWebpageBitmap);
-                new ImageDownloadTask(holder.favicon, web, mWebpageBitmap)
+                new ImageDownloadTask(holder.favicon, web, mWebpageBitmap, context)
                         .executeOnExecutor(AsyncExecutor.getInstance());
             } else {
                 holder.favicon.setImageBitmap(web.getBitmap());

app/src/main/java/acr/browser/lightning/object/SearchAdapter.java

@@ -1,5 +1,6 @@
 package acr.browser.lightning.object;
 
+import android.app.Application;
 import android.content.Context;
 import android.graphics.Color;
 import android.graphics.drawable.Drawable;
@@ -93,7 +94,7 @@ public class SearchAdapter extends BaseAdapter implements Filterable {
         mSearchSubtitle = mContext.getString(R.string.suggestion);
         mDarkTheme = dark || incognito;
         mIncognito = incognito;
-        Thread delete = new Thread(new ClearCacheRunnable());
+        Thread delete = new Thread(new ClearCacheRunnable(context));
         mSearchDrawable = ThemeUtils.getThemedDrawable(context, R.drawable.ic_search, mDarkTheme);
         mBookmarkDrawable = ThemeUtils.getThemedDrawable(context, R.drawable.ic_bookmark, mDarkTheme);
         mHistoryDrawable = ThemeUtils.getThemedDrawable(context, R.drawable.ic_history, mDarkTheme);
@@ -105,18 +106,6 @@ public class SearchAdapter extends BaseAdapter implements Filterable {
         }
     }
 
-    private static void deleteOldCacheFiles() {
-        File dir = new File(BrowserApp.getContext().getCacheDir().toString());
-        String[] fileList = dir.list(new NameFilter());
-        long earliestTimeAllowed = System.currentTimeMillis() - INTERVAL_DAY;
-        for (String fileName : fileList) {
-            File file = new File(dir.getPath() + fileName);
-            if (earliestTimeAllowed > file.lastModified()) {
-                file.delete();
-            }
-        }
-    }
-
     private static class NameFilter implements FilenameFilter {
 
         @Override
@@ -220,9 +209,23 @@ public class SearchAdapter extends BaseAdapter implements Filterable {
 
     private static class ClearCacheRunnable implements Runnable {
 
+        private Context context;
+
+        public ClearCacheRunnable(Context context) {
+            this.context = BrowserApp.get(context);
+        }
+
         @Override
         public void run() {
-            deleteOldCacheFiles();
+            File dir = new File(context.getCacheDir().toString());
+            String[] fileList = dir.list(new NameFilter());
+            long earliestTimeAllowed = System.currentTimeMillis() - INTERVAL_DAY;
+            for (String fileName : fileList) {
+                File file = new File(dir.getPath() + fileName);
+                if (earliestTimeAllowed > file.lastModified()) {
+                    file.delete();
+                }
+            }
         }
 
     }
@@ -310,7 +313,7 @@ public class SearchAdapter extends BaseAdapter implements Filterable {
             } catch (UnsupportedEncodingException e) {
                 e.printStackTrace();
             }
-            File cache = downloadSuggestionsForQuery(query, mLanguage);
+            File cache = downloadSuggestionsForQuery(query, mLanguage, BrowserApp.get(mContext));
             if (!cache.exists()) {
                 return filter;
             }
@@ -372,12 +375,12 @@ public class SearchAdapter extends BaseAdapter implements Filterable {
      * @param query the query to get suggestions for
      * @return the cache file containing the suggestions
      */
-    private static File downloadSuggestionsForQuery(String query, String language) {
-        File cacheFile = new File(BrowserApp.getContext().getCacheDir(), query.hashCode() + CACHE_FILE_TYPE);
+    private static File downloadSuggestionsForQuery(String query, String language, Application app) {
+        File cacheFile = new File(app.getCacheDir(), query.hashCode() + CACHE_FILE_TYPE);
         if (System.currentTimeMillis() - INTERVAL_DAY < cacheFile.lastModified()) {
             return cacheFile;
         }
-        if (!isNetworkConnected(BrowserApp.getContext())) {
+        if (!isNetworkConnected(app)) {
             return cacheFile;
         }
         InputStream in = null;