simple fix (see PR 687 for correct singleton)

kermitt2 · Mar 19, 2021 · e9189e3 · e9189e3
1 parent 227dffa
commit e9189e3
Showing 1 changed file with 3 additions and 1 deletion.
diff --git a/grobid-core/src/main/java/org/grobid/core/utilities/GrobidProperties.java b/grobid-core/src/main/java/org/grobid/core/utilities/GrobidProperties.java
@@ -109,7 +109,9 @@ public static GrobidProperties getInstance() {
      * If no one is set, then it creates one. {@inheritDoc #GrobidProperties()}
      */
     public static GrobidProperties getInstance(GrobidHomeFinder grobidHomeFinder) {
-        GROBID_HOME_PATH = grobidHomeFinder.findGrobidHomeOrFail();
+        synchronized (GrobidProperties.class) {
+            GROBID_HOME_PATH = grobidHomeFinder.findGrobidHomeOrFail();
+        }
         return getInstance();
     }