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fix(serialization): Fix Joda time serialization for AWS events. #2252

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Merged
merged 1 commit into from
Oct 31, 2025
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fix(serialization): Fix Joda time serialization for AWS events. #2252

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4 changes: 4 additions & 0 deletions powertools-serialization/pom.xml
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Original file line number Diff line number Diff line change
Expand Up @@ -47,6 +47,10 @@
<groupId>com.fasterxml.jackson.core</groupId>
<artifactId>jackson-databind</artifactId>
</dependency>
<dependency>
<groupId>com.fasterxml.jackson.datatype</groupId>
<artifactId>jackson-datatype-joda</artifactId>
</dependency>

<!-- Test dependencies -->
<dependency>
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5 changes: 4 additions & 1 deletion ...s-serialization/src/main/java/software/amazon/lambda/powertools/utilities/JsonConfig.java
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Expand Up @@ -25,6 +25,7 @@
import com.fasterxml.jackson.databind.ObjectMapper;
import com.fasterxml.jackson.databind.SerializationFeature;
import com.fasterxml.jackson.databind.json.JsonMapper;
import com.fasterxml.jackson.datatype.joda.JodaModule;

import io.burt.jmespath.JmesPath;
import io.burt.jmespath.RuntimeConfiguration;
Expand All @@ -41,11 +42,13 @@ public final class JsonConfig {
// Don't throw an exception when json has extra fields you are not serializing on.
.disable(DeserializationFeature.FAIL_ON_UNKNOWN_PROPERTIES)
// Ignore null values when writing json.
.serializationInclusion(JsonInclude.Include.NON_NULL)
.defaultPropertyInclusion(
JsonInclude.Value.construct(JsonInclude.Include.NON_NULL, JsonInclude.Include.USE_DEFAULTS))
// Write times as a String instead of a Long so its human-readable.
.disable(SerializationFeature.WRITE_DATES_AS_TIMESTAMPS)
// Sort fields in alphabetical order
.configure(MapperFeature.SORT_PROPERTIES_ALPHABETICALLY, true)
.addModule(new JodaModule())
.build();

private static final ThreadLocal<ObjectMapper> om = ThreadLocal.withInitial(objectMapperSupplier);
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