package com.tcm.training.admin.common;
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import com.fasterxml.jackson.core.type.TypeReference;
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import com.fasterxml.jackson.databind.ObjectMapper;
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import com.fasterxml.jackson.databind.SerializationFeature;
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import com.fasterxml.jackson.databind.json.JsonMapper;
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import com.fasterxml.jackson.datatype.jsr310.JavaTimeModule;
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import java.util.Collections;
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import java.util.List;
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public class Jsons {
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private static final ObjectMapper MAPPER = JsonMapper.builder()
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.addModule(new JavaTimeModule())
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.disable(SerializationFeature.WRITE_DATES_AS_TIMESTAMPS)
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.build();
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private Jsons() {
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}
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public static List<String> parseStringList(String json) {
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if (json == null || json.trim().isEmpty()) {
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return Collections.emptyList();
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}
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try {
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return MAPPER.readValue(json, new TypeReference<List<String>>() {
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});
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} catch (Exception e) {
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return Collections.emptyList();
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}
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}
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/**
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* 将对象序列化为 JSON 字符串，序列化失败时返回空对象字符串。
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*/
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public static String toJsonString(Object value) {
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try {
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return MAPPER.writeValueAsString(value);
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} catch (Exception e) {
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return "{}";
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}
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}
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}
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