Report if a failure is following a download abort

src/org/lineageos/updater/DownloadClient.java

@@ -43,10 +43,12 @@ public class DownloadClient {
 
     private static final Object DOWNLOAD_TAG = new Object();
 
+    private boolean mCancelled = false;
+
     public interface DownloadCallback {
         void onResponse(int statusCode, String url, Headers headers);
         void onSuccess(String body);
-        void onFailure();
+        void onFailure(boolean cancelled);
     }
 
     public interface ProgressListener {
@@ -103,6 +105,7 @@ public class DownloadClient {
         new Thread(new Runnable() {
             @Override
             public void run() {
+                mCancelled = true;
                 mClient.cancel(DOWNLOAD_TAG);
             }
         }).start();
@@ -116,8 +119,8 @@ public class DownloadClient {
         mClient.newCall(request).enqueue(new Callback() {
             @Override
             public void onFailure(Request request, IOException e) {
-                Log.d(TAG, "Download failed", e);
-                callback.onFailure();
+                Log.d(TAG, "Download failed, cancelled=" + mCancelled, e);
+                callback.onFailure(mCancelled);
             }
 
             @Override
@@ -177,7 +180,7 @@ public class DownloadClient {
             @Override
             public void onFailure(Request request, IOException e) {
                 Log.d(TAG, "Download failed", e);
-                callback.onFailure();
+                callback.onFailure(mCancelled);
             }
 
             @Override
@@ -190,7 +193,7 @@ public class DownloadClient {
                     Log.d(TAG, "The server fulfilled the partial content request");
                 } else if (!isSuccessful(response.code())) {
                     Log.e(TAG, "The server replied with code " + response.code());
-                    callback.onFailure();
+                    callback.onFailure(mCancelled);
                     return;
                 }
 

src/org/lineageos/updater/UpdatesActivity.java

@@ -156,7 +156,7 @@ public class UpdatesActivity extends AppCompatActivity {
         Log.d(TAG, "Checking " + url);
         DownloadClient.downloadFile(url, jsonFile, new DownloadClient.DownloadCallback() {
             @Override
-            public void onFailure() {
+            public void onFailure(boolean cancelled) {
                 Log.e(TAG, "Could not download updates list");
             }
 

src/org/lineageos/updater/UpdatesCheckReceiver.java

@@ -65,7 +65,7 @@ public class UpdatesCheckReceiver extends BroadcastReceiver {
             String url = Utils.getServerURL(context);
             DownloadClient.downloadFile(url, jsonNew, new DownloadClient.DownloadCallback() {
                 @Override
-                public void onFailure() {
+                public void onFailure(boolean cancelled) {
                     Log.e(TAG, "Could not download updates list, scheduling new check");
                     scheduleUpdatesCheck(context);
                 }

src/org/lineageos/updater/controller/UpdaterController.java

@@ -177,9 +177,9 @@ public class UpdaterController implements UpdaterControllerInt {
             }
 
             @Override
-            public void onFailure() {
+            public void onFailure(boolean cancelled) {
                 // The client is null if we intentionally stopped the download
-                boolean cancelled = mDownloads.get(downloadId).mDownloadClient == null;
+                cancelled = mDownloads.get(downloadId).mDownloadClient == null;
                 UpdateDownload update = mDownloads.get(downloadId).mUpdate;
                 if (cancelled) {
                     Log.d(TAG, "Download cancelled");