package org.sxkj.common.utils;
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import com.fasterxml.jackson.core.JsonParser;
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import com.fasterxml.jackson.databind.DeserializationContext;
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import com.fasterxml.jackson.databind.JsonDeserializer;
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import java.io.IOException;
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import java.time.LocalDateTime;
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import java.time.format.DateTimeFormatter;
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public class CustomLocalDateTimeDeserializer extends JsonDeserializer<LocalDateTime> {
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@Override
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public LocalDateTime deserialize(JsonParser p, DeserializationContext ctxt) throws IOException {
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String text = p.getText();
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// 如果是空字符串、null或"null"，直接返回null
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if (text == null || text.trim().isEmpty() || "null".equals(text)) {
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return null;
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}
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try {
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// 使用标准格式解析
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return LocalDateTime.parse(text.trim(), DateTimeFormatter.ofPattern("yyyy-MM-dd HH:mm:ss"));
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} catch (Exception e) {
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try {
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// 尝试其他常见格式
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return LocalDateTime.parse(text.trim());
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} catch (Exception ex) {
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// 如果解析失败，返回null而不是抛出异常
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return null;
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}
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}
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}
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}
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