Glide error handling for FileNotFoundException

app/src/main/java/gr/thmmy/mthmmy/utils/ui/ImageDownloadDialogBuilder.java

@@ -56,9 +56,8 @@ public class ImageDownloadDialogBuilder extends AlertDialog.Builder{
     private BaseActivity getBaseActivity() {
         Context baseActivityContext = context;
         while (baseActivityContext instanceof ContextWrapper) {
-            if (context instanceof BaseActivity) {
+            if (context instanceof BaseActivity)
                 return (BaseActivity) context;
-            }
             baseActivityContext = ((ContextWrapper)context).getBaseContext();
         }
         return null;

app/src/main/java/gr/thmmy/mthmmy/utils/ui/PhotoViewUtils.java

@@ -3,12 +3,20 @@ package gr.thmmy.mthmmy.utils.ui;
 import android.app.Dialog;
 import android.content.Context;
 import android.graphics.drawable.ColorDrawable;
+import android.graphics.drawable.Drawable;
 import android.view.ViewGroup;
 import android.view.Window;
 
+import androidx.annotation.Nullable;
+
 import com.bumptech.glide.Glide;
+import com.bumptech.glide.load.DataSource;
+import com.bumptech.glide.load.engine.GlideException;
+import com.bumptech.glide.request.RequestListener;
+import com.bumptech.glide.request.target.Target;
 import com.github.chrisbanes.photoview.PhotoView;
 
+import gr.thmmy.mthmmy.R;
 import gr.thmmy.mthmmy.base.BaseApplication;
 
 public class PhotoViewUtils {
@@ -24,21 +32,32 @@ public class PhotoViewUtils {
 
         PhotoView photoView = new PhotoView(context);
         photoView.setLayoutParams(new ViewGroup.LayoutParams(screenWidth, screenHeight));
-
         Glide.with(context)
                 .load(imageURL)
                 .fitCenter()
-                .into(photoView);
-
-        builder.addContentView(photoView, new ViewGroup.LayoutParams(
-                ViewGroup.LayoutParams.MATCH_PARENT,
-                ViewGroup.LayoutParams.MATCH_PARENT));
-        builder.show();
+                .error(R.drawable.ic_file_not_found)
+                .listener(new RequestListener<Drawable>() {
+                    @Override
+                    public boolean onLoadFailed(@Nullable GlideException e, Object model, Target<Drawable> target, boolean isFirstResource) {
+                        photoView.setZoomable(false);
+                        return false;
+                    }
 
+                    @Override
+                    public boolean onResourceReady(Drawable resource, Object model, Target<Drawable> target, DataSource dataSource, boolean isFirstResource) {
                         photoView.setOnLongClickListener(v -> {
                             ImageDownloadDialogBuilder imageDownloadDialogBuilder = new ImageDownloadDialogBuilder(context, imageURL);
                             imageDownloadDialogBuilder.show();
                             return false;
                         });
+                        return false;
+                    }
+                })
+                .into(photoView);
+
+        builder.addContentView(photoView, new ViewGroup.LayoutParams(
+                ViewGroup.LayoutParams.MATCH_PARENT,
+                ViewGroup.LayoutParams.MATCH_PARENT));
+        builder.show();
     }
 }

app/src/main/res/drawable/ic_file_not_found.xml

@@ -0,0 +1,5 @@
+<vector android:height="96dp" android:tint="#D926A69A"
+    android:viewportHeight="24.0" android:viewportWidth="24.0"
+    android:width="96dp" xmlns:android="http://schemas.android.com/apk/res/android">
+    <path android:fillColor="#FF000000" android:pathData="M19.35,10.04C18.67,6.59 15.64,4 12,4c-1.48,0 -2.85,0.43 -4.01,1.17l1.46,1.46C10.21,6.23 11.08,6 12,6c3.04,0 5.5,2.46 5.5,5.5v0.5H19c1.66,0 3,1.34 3,3 0,1.13 -0.64,2.11 -1.56,2.62l1.45,1.45C23.16,18.16 24,16.68 24,15c0,-2.64 -2.05,-4.78 -4.65,-4.96zM3,5.27l2.75,2.74C2.56,8.15 0,10.77 0,14c0,3.31 2.69,6 6,6h11.73l2,2L21,20.73 4.27,4 3,5.27zM7.73,10l8,8H6c-2.21,0 -4,-1.79 -4,-4s1.79,-4 4,-4h1.73z"/>
+</vector>