From 53be30e611a8178bb77313b20bc953555541b059 Mon Sep 17 00:00:00 2001
From: ag2s20150909 <ag2s20150909@gmail.com>
Date: Wed, 28 Jul 2021 23:07:01 +0800
Subject: [PATCH] =?UTF-8?q?Cronet:=E4=BC=98=E5=8C=96=E9=A2=84=E4=B8=8B?=
 =?UTF-8?q?=E8=BD=BD=E9=80=BB=E8=BE=91?=
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit

---
 .../java/io/legado/app/help/http/cronet/CronetLoader.java | 8 +++++++-
 1 file changed, 7 insertions(+), 1 deletion(-)

diff --git a/app/src/main/java/io/legado/app/help/http/cronet/CronetLoader.java b/app/src/main/java/io/legado/app/help/http/cronet/CronetLoader.java
index 77d8ffc5f..2f3117d1d 100644
--- a/app/src/main/java/io/legado/app/help/http/cronet/CronetLoader.java
+++ b/app/src/main/java/io/legado/app/help/http/cronet/CronetLoader.java
@@ -67,7 +67,13 @@ public class CronetLoader extends CronetEngine.Builder.LibraryLoader {
     public void preDownload() {
         new Thread(() -> {
             String md5 = getUrlMd5(md5Url);
-            download(soUrl, md5, downloadFile, soFile);
+            if(soFile.exists()&&Objects.equals(md5, getFileMD5(soFile))){
+                Log.e(TAG,"So 库已存在");
+            }else {
+                soFile.deleteOnExit();
+                download(soUrl, md5, downloadFile, soFile);
+            }
+
             Log.e(TAG, soName);
         }).start();