From 818744b07cefbc0f66779d6085fcbd78ac5c49d2 Mon Sep 17 00:00:00 2001
From: Simon Rettberg
Date: Fri, 21 Mar 2025 16:41:52 +0100
Subject: [server] CoW: Don't repeatedly print the same log message

---
 .../main/java/org/openslx/bwlp/sat/fileserv/cow/CowSession.java   | 8 +++++++-
 1 file changed, 7 insertions(+), 1 deletion(-)

diff --git a/dozentenmodulserver/src/main/java/org/openslx/bwlp/sat/fileserv/cow/CowSession.java b/dozentenmodulserver/src/main/java/org/openslx/bwlp/sat/fileserv/cow/CowSession.java
index c40358e3..fdcea27b 100644
--- a/dozentenmodulserver/src/main/java/org/openslx/bwlp/sat/fileserv/cow/CowSession.java
+++ b/dozentenmodulserver/src/main/java/org/openslx/bwlp/sat/fileserv/cow/CowSession.java
@@ -83,6 +83,9 @@ public class CowSession {
 
 	/** Error message to supply to client */
 	private String errorMessage;
+	
+	/** For avoiding logspam, we never print the same error twice in a row */
+	private String lastErrorMessage;
 
 	private CowFinalizer finalizer;
 	
@@ -226,7 +229,10 @@ public class CowSession {
 	}
 
 	private void setError(String message, Exception e) {
-		LOGGER.log(Level.ERROR, message, e);
+		if (this.lastErrorMessage == null || !this.lastErrorMessage.equals(message)) {
+			LOGGER.log(Level.ERROR, message, e);
+			this.lastErrorMessage = message;
+		}
 		if (errorMessage == null) {
 			this.errorMessage = message;
 			setStatus(Status.ERROR);
-- 
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