[FIXED JENKINS-9662] thread safety fix

jenkinsci · Jul 10, 2011 · a3fefa5 · a3fefa5
1 parent a6bc56b
commit a3fefa5
Showing 1 changed file with 4 additions and 2 deletions.
diff --git a/src/main/java/hudson/plugins/plot/Plot.java b/src/main/java/hudson/plugins/plot/Plot.java
@@ -494,8 +494,10 @@ class Label implements Comparable<Label> {
             final private String text;
             public Label(String buildNum, String buildTime, String text) {
                 this.buildNum = Integer.parseInt(buildNum);
-                this.buildDate = DATE_FORMAT.format(
-                        new Date(Long.parseLong(buildTime)));
+                synchronized (DATE_FORMAT) {
+                    this.buildDate = DATE_FORMAT.format(
+                            new Date(Long.parseLong(buildTime)));
+                }
                 this.text = text;
             }
             public Label(String buildNum, String buildTime) {