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FrankChen021 pushed a commit to branch master
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The following commit(s) were added to refs/heads/master by this push:
new 308c9499965 fix: correct JSON serialization of CloneQueryMode (#20557)
308c9499965 is described below
commit 308c9499965dbc3460acd71ec3f734f8c1502d33
Author: Frank Chen <[email protected]>
AuthorDate: Tue Oct 13 13:57:55 2026 +0800
fix: correct JSON serialization of CloneQueryMode (#20557)
---
.../org/apache/druid/query/CloneQueryMode.java | 2 +
.../org/apache/druid/query/CloneQueryModeTest.java | 49 ++++++++++++++++++++++
2 files changed, 51 insertions(+)
diff --git
a/processing/src/main/java/org/apache/druid/query/CloneQueryMode.java
b/processing/src/main/java/org/apache/druid/query/CloneQueryMode.java
index 643c1dcb403..65b66f1d90c 100644
--- a/processing/src/main/java/org/apache/druid/query/CloneQueryMode.java
+++ b/processing/src/main/java/org/apache/druid/query/CloneQueryMode.java
@@ -20,6 +20,7 @@
package org.apache.druid.query;
import com.fasterxml.jackson.annotation.JsonCreator;
+import com.fasterxml.jackson.annotation.JsonValue;
import org.apache.druid.error.InvalidInput;
/**
@@ -60,6 +61,7 @@ public enum CloneQueryMode
throw InvalidInput.exception("No such clone query mode[%s]", value);
}
+ @JsonValue
@Override
public String toString()
{
diff --git
a/processing/src/test/java/org/apache/druid/query/CloneQueryModeTest.java
b/processing/src/test/java/org/apache/druid/query/CloneQueryModeTest.java
new file mode 100644
index 00000000000..d5660a2f7f3
--- /dev/null
+++ b/processing/src/test/java/org/apache/druid/query/CloneQueryModeTest.java
@@ -0,0 +1,49 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements. See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership. The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License. You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied. See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
+
+
+package org.apache.druid.query;
+
+import com.fasterxml.jackson.databind.ObjectMapper;
+import org.apache.druid.error.DruidException;
+import org.apache.druid.jackson.DefaultObjectMapper;
+import org.junit.jupiter.api.Assertions;
+import org.junit.jupiter.api.Test;
+
+public class CloneQueryModeTest
+{
+ private static final ObjectMapper JSON_MAPPER = new DefaultObjectMapper();
+
+ @Test
+ public void testSerde() throws Exception
+ {
+ for (final CloneQueryMode mode : CloneQueryMode.values()) {
+ final String json = JSON_MAPPER.writeValueAsString(mode);
+ Assertions.assertEquals("\"" + mode + "\"", json);
+ Assertions.assertEquals(mode, JSON_MAPPER.readValue(json,
CloneQueryMode.class));
+ }
+ Assertions.assertEquals("\"preferClones\"",
JSON_MAPPER.writeValueAsString(CloneQueryMode.PREFERCLONES));
+ }
+
+ @Test
+ public void testFromStringRejectsUnknownValue()
+ {
+ Assertions.assertThrows(DruidException.class, () ->
CloneQueryMode.fromString("unknown"));
+ }
+}
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