52 lines
1.9 KiB
Java
52 lines
1.9 KiB
Java
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// This file is auto-generated by alef — DO NOT EDIT.
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// alef:hash:4e15143f4af1ae8bafbdb1506ef057da924484c66a19483966333558ad437e75
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// To regenerate: alef generate
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// To verify freshness: alef verify --exit-code
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// Issues & docs: https://github.com/kreuzberg-dev/alef
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package dev.kreuzberg;
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import com.fasterxml.jackson.databind.ObjectMapper;
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import com.fasterxml.jackson.databind.PropertyNamingStrategies;
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import com.fasterxml.jackson.annotation.JsonInclude;
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import com.fasterxml.jackson.databind.MapperFeature;
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import com.fasterxml.jackson.datatype.jdk8.Jdk8Module;
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/** Centralized JSON deserialization utility for all DTOs. */
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@SuppressWarnings("checkstyle:LineLength")
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public final class JsonUtil {
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private static final ObjectMapper MAPPER;
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static {
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MAPPER = new ObjectMapper()
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.registerModule(new Jdk8Module())
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.findAndRegisterModules()
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.setPropertyNamingStrategy(PropertyNamingStrategies.SNAKE_CASE)
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.setSerializationInclusion(JsonInclude.Include.NON_NULL)
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.configure(MapperFeature.ACCEPT_CASE_INSENSITIVE_ENUMS, true);
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}
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private JsonUtil() {
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// Utility class; no instances
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}
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/**
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* Deserialize a JSON string into the given class.
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*
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* @param <T> The target type
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* @param json JSON string with Rust-side field names (snake_case)
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* @param targetClass The class to deserialize into
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* @return The deserialized instance
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* @throws KreuzbergRsException if deserialization fails
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*/
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public static <T> T fromJson(final String json, final Class<T> targetClass) throws KreuzbergRsException {
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try {
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return MAPPER.readValue(json, targetClass);
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} catch (Exception e) {
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throw new KreuzbergRsException(
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"Failed to parse " + targetClass.getSimpleName() + " from JSON: " + e.getMessage(),
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e
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);
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}
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}
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}
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