[iotdb] branch fix/metric_invalid_npe created (now 3ee4dca8934)

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      at 3ee4dca8934 Fix NPE Exception

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     new 3ee4dca8934 Fix NPE Exception

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[iotdb] 01/01: Fix NPE Exception

[sp...@apache.org]

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spricoder pushed a commit to branch fix/metric_invalid_npe
in repository https://gitbox.apache.org/repos/asf/iotdb.git

commit 3ee4dca8934e73bd9e591456ccee30bad2457c69
Author: spricoder <sp...@qq.com>
AuthorDate: Tue Jul 4 23:14:13 2023 +0800

    Fix NPE Exception
---
 .../src/main/java/org/apache/iotdb/metrics/AbstractMetricManager.java | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/iotdb-core/metrics/interface/src/main/java/org/apache/iotdb/metrics/AbstractMetricManager.java b/iotdb-core/metrics/interface/src/main/java/org/apache/iotdb/metrics/AbstractMetricManager.java
index 66c4fae54d1..7e224505631 100644
--- a/iotdb-core/metrics/interface/src/main/java/org/apache/iotdb/metrics/AbstractMetricManager.java
+++ b/iotdb-core/metrics/interface/src/main/java/org/apache/iotdb/metrics/AbstractMetricManager.java
@@ -441,10 +441,10 @@ public abstract class AbstractMetricManager {
     if (!isEnableMetricInGivenLevel(metricLevel)) {
       return true;
     }
-    if (!nameToMetaInfo.containsKey(name)) {
+    MetricInfo.MetaInfo metaInfo = nameToMetaInfo.get(name);
+    if (metaInfo == null) {
       return false;
     }
-    MetricInfo.MetaInfo metaInfo = nameToMetaInfo.get(name);
     return !metaInfo.hasSameKey(tags);
   }