This is an automated email from the ASF dual-hosted git repository.
remm pushed a commit to branch 8.5.x
in repository https://gitbox.apache.org/repos/asf/tomcat.git
The following commit(s) were added to refs/heads/8.5.x by this push:
new ee732b4e45 Fix build
ee732b4e45 is described below
commit ee732b4e457343278f50d44f308ee1450b3639b5
Author: remm <[email protected]>
AuthorDate: Wed Sep 20 17:47:34 2023 +0200
Fix build
---
.../apache/tomcat/util/security/ConcurrentMessageDigest.java | 12 +++++++-----
1 file changed, 7 insertions(+), 5 deletions(-)
diff --git a/java/org/apache/tomcat/util/security/ConcurrentMessageDigest.java
b/java/org/apache/tomcat/util/security/ConcurrentMessageDigest.java
index e2be3a6edd..89ac51a424 100644
--- a/java/org/apache/tomcat/util/security/ConcurrentMessageDigest.java
+++ b/java/org/apache/tomcat/util/security/ConcurrentMessageDigest.java
@@ -113,11 +113,13 @@ public class ConcurrentMessageDigest {
* JVM
*/
public static void init(String algorithm) throws NoSuchAlgorithmException {
- if (!queues.containsKey(algorithm)) {
- MessageDigest md = MessageDigest.getInstance(algorithm);
- Queue<MessageDigest> queue = new ConcurrentLinkedQueue<>();
- queue.add(md);
- queues.putIfAbsent(algorithm, queue);
+ synchronized (queues) {
+ if (!queues.containsKey(algorithm)) {
+ MessageDigest md = MessageDigest.getInstance(algorithm);
+ Queue<MessageDigest> queue = new ConcurrentLinkedQueue<>();
+ queue.add(md);
+ queues.put(algorithm, queue);
+ }
}
}
}
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