From d685279825d342a4f0c947bb19763d945a8e2b84 Mon Sep 17 00:00:00 2001
From: Daniel Beck <daniel-beck-bot@users.noreply.github.com>
Date: Tue, 24 Sep 2019 12:28:54 +0200
Subject: [PATCH 1/2] Use HTTPS URLs in pom.xml

---
 pom.xml | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/pom.xml b/pom.xml
index daefa756..6fe5e4a9 100644
--- a/pom.xml
+++ b/pom.xml
@@ -46,14 +46,14 @@
   <repositories>
     <repository>
         <id>repo.jenkins-ci.org</id>
-        <url>http://repo.jenkins-ci.org/public/</url>
+        <url>https://repo.jenkins-ci.org/public/</url>
     </repository>
   </repositories>
 
   <pluginRepositories>
     <pluginRepository>
         <id>repo.jenkins-ci.org</id>
-        <url>http://repo.jenkins-ci.org/public/</url>
+        <url>https://repo.jenkins-ci.org/public/</url>
     </pluginRepository>
   </pluginRepositories>
   

From 49103941d1832f3f0b3f5932c05f4a962b397258 Mon Sep 17 00:00:00 2001
From: Basil Crow <me@basilcrow.com>
Date: Sat, 21 Aug 2021 16:14:14 -0700
Subject: [PATCH 2/2] [JENKINS-66326] Prepare SCM Sync Configuration for core
 Guava upgrade

---
 .../utils/Checksums.java                      | 28 +++++++++++++++----
 1 file changed, 23 insertions(+), 5 deletions(-)

diff --git a/src/main/java/hudson/plugins/scm_sync_configuration/utils/Checksums.java b/src/main/java/hudson/plugins/scm_sync_configuration/utils/Checksums.java
index c66ae455..c3a98306 100644
--- a/src/main/java/hudson/plugins/scm_sync_configuration/utils/Checksums.java
+++ b/src/main/java/hudson/plugins/scm_sync_configuration/utils/Checksums.java
@@ -1,11 +1,10 @@
 package hudson.plugins.scm_sync_configuration.utils;
 
-import com.google.common.io.ByteStreams;
-import com.google.common.io.Files;
-
 import java.io.File;
+import java.io.FileInputStream;
 import java.io.IOException;
 import java.util.zip.CRC32;
+import java.util.zip.CheckedInputStream;
 import java.util.zip.Checksum;
 
 /**
@@ -13,14 +12,33 @@
  * Utility class allowing to provide easy access to jenkins files checksums
  */
 public class Checksums {
+
+    private static final int BUF_SIZE = 0x1000; // 4K
+
     public static boolean fileAndByteArrayContentAreEqual(File file, byte[] content) throws IOException {
         if(!file.exists()){
             return content == null || content.length == 0;
         }
 
+        long fileChecksum;
+        CheckedInputStream in = null;
+        try {
+            in = new CheckedInputStream(new FileInputStream(file), createChecksum());
+            byte[] buffer = new byte[BUF_SIZE];
+            while (in.read(buffer, 0, buffer.length) >= 0) {
+                // keep updating checksum
+            }
+            fileChecksum = in.getChecksum().getValue();
+        } finally {
+            if (in != null) {
+                in.close();
+            }
+        }
+
         Checksum checksum = createChecksum();
-        long fileChecksum = Files.getChecksum(file, checksum);
-        long contentChecksum = ByteStreams.getChecksum(ByteStreams.newInputStreamSupplier(content), checksum);
+        checksum.update(content, 0, content.length);
+        long contentChecksum = checksum.getValue();
+
         return fileChecksum == contentChecksum;
     }