Make result set value retriever thread-safe

- Reported in AuthMe/AuthMeReloaded#1707
ljacqu · Dec 17, 2018 · f6c1f08 · f6c1f08
1 parent d2c71eb
commit f6c1f08
Showing 1 changed file with 2 additions and 2 deletions.
diff --git a/src/main/java/ch/jalu/datasourcecolumns/sqlimplementation/ResultSetValueRetriever.java b/src/main/java/ch/jalu/datasourcecolumns/sqlimplementation/ResultSetValueRetriever.java
@@ -6,8 +6,8 @@
 
 import java.sql.ResultSet;
 import java.sql.SQLException;
-import java.util.HashMap;
 import java.util.Map;
+import java.util.concurrent.ConcurrentHashMap;
 
 /**
  * Retrieves values from a SQL {@link ResultSet}.
@@ -17,7 +17,7 @@
 public class ResultSetValueRetriever<C> {
 
     private final C context;
-    private final Map<ColumnType, ResultSetGetter> resultSetGetters = new HashMap<>();
+    private final Map<ColumnType, ResultSetGetter> resultSetGetters = new ConcurrentHashMap<>();
 
     /**
      * Constructor.