From b64d34569d11ef5a81a5588372eb31078d1b3a4d Mon Sep 17 00:00:00 2001 From: Forus0322 Date: Mon, 26 Sep 2022 14:55:59 +0800 Subject: [PATCH] [HUDI-4918] Fix bugs about when trying to show the non -existing key from env, NullPointException occurs. --- .../main/java/org/apache/hudi/cli/commands/SparkEnvCommand.java | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/hudi-cli/src/main/java/org/apache/hudi/cli/commands/SparkEnvCommand.java b/hudi-cli/src/main/java/org/apache/hudi/cli/commands/SparkEnvCommand.java index 5c21fe43e155f..02778ac2cff60 100644 --- a/hudi-cli/src/main/java/org/apache/hudi/cli/commands/SparkEnvCommand.java +++ b/hudi-cli/src/main/java/org/apache/hudi/cli/commands/SparkEnvCommand.java @@ -60,7 +60,7 @@ public String showEnvByKey(@ShellOption(value = {"--key"}, help = "Which env con if (key == null || key.isEmpty()) { return showAllEnv(); } else { - return HoodiePrintHelper.print(new String[] {"key", "value"}, new String[][] {new String[] {key, env.get(key)}}); + return HoodiePrintHelper.print(new String[] {"key", "value"}, new String[][] {new String[] {key, env.getOrDefault(key, "")}}); } } }