HADOOP-19305: Fix ProcessEnvironment ClassCastException in Shell.java

apache · Oct 10, 2024 · 3e4803c · 3e4803c
1 parent dc56fc3
commit 3e4803c
Showing 1 changed file with 3 additions and 1 deletion.
diff --git a/hadoop-common-project/hadoop-common/src/main/java/org/apache/hadoop/util/Shell.java b/hadoop-common-project/hadoop-common/src/main/java/org/apache/hadoop/util/Shell.java
@@ -977,7 +977,9 @@ private void runCommand() throws IOException {
       builder.environment().clear();
     }
 
-    builder.environment().putAll(this.environment);
+    if (!environment.isEmpty()) {
+      builder.environment().putAll(this.environment);
+    }
 
     if (dir != null) {
       builder.directory(this.dir);