Fix synchronize access to DebuggerMetrics (#9831)

jpbempel · web-flow · commit 008b7b2f48da · 2025-10-22T18:01:56.000+02:00
diff --git a/dd-java-agent/agent-debugger/src/main/java/com/datadog/debugger/util/DebuggerMetrics.java b/dd-java-agent/agent-debugger/src/main/java/com/datadog/debugger/util/DebuggerMetrics.java
@@ -29,7 +29,7 @@ private DebuggerMetrics(Config config) {
     }
   }
 
-  public static DebuggerMetrics getInstance(Config config) {
+  public static synchronized DebuggerMetrics getInstance(Config config) {
     if (INSTANCE == null) {
       INSTANCE = new DebuggerMetrics(config);
     }

Original file line number	Diff line number	Diff line change
`@@ -29,7 +29,7 @@ private DebuggerMetrics(Config config) {`
`29`	`29`	`}`
`30`	`30`	`}`
`31`	`31`
`32`		`- public static DebuggerMetrics getInstance(Config config) {`
	`32`	`+ public static synchronized DebuggerMetrics getInstance(Config config) {`
`33`	`33`	`if (INSTANCE == null) {`
`34`	`34`	`INSTANCE = new DebuggerMetrics(config);`
`35`	`35`	`}`