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Image buffer null and length check

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ClemensFischer 2025-09-01 12:04:36 +02:00
parent ec53c50c67
commit 7846f4f685
2 changed files with 2 additions and 3 deletions
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3
MBTiles/Shared/MBTileSource.cs
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@ -2,7 +2,6 @@
using System; using System;
using System.Collections.Generic; using System.Collections.Generic;
using System.Data.SQLite; using System.Data.SQLite;
using System.IO;
using System.Threading.Tasks; using System.Threading.Tasks;
#if WPF #if WPF
using System.Windows.Media; using System.Windows.Media;
@ -73,7 +72,7 @@ namespace MapControl.MBTiles
var buffer = (byte[])await command.ExecuteScalarAsync(); var buffer = (byte[])await command.ExecuteScalarAsync();
if (buffer != null && buffer.Length > 0) if (buffer?.Length > 0)
{ {
image = await LoadImageAsync(buffer); image = await LoadImageAsync(buffer);
} }

2
MapControl/Shared/TileImageLoader.cs
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@ -173,7 +173,7 @@ namespace MapControl
{ {
var buffer = await LoadCachedBuffer(tile, uri, cacheName).ConfigureAwait(false); var buffer = await LoadCachedBuffer(tile, uri, cacheName).ConfigureAwait(false);
if (buffer != null && buffer.Length > 0) if (buffer?.Length > 0)
{ {
Task<ImageSource> LoadImage() => tileSource.LoadImageAsync(buffer); Task<ImageSource> LoadImage() => tileSource.LoadImageAsync(buffer);