為了在SpringBoot工程中集中解決long類型轉成json時JS丢失精度問題和統一設定常見日期類型序列化格式,我們可以自定義Jackson配置類,具體如下:
import com.fasterxml.jackson.databind.ObjectMapper;
import com.fasterxml.jackson.databind.module.SimpleModule;
import com.fasterxml.jackson.databind.ser.std.DateSerializer;
import com.fasterxml.jackson.databind.ser.std.ToStringSerializer;
import com.fasterxml.jackson.datatype.jsr310.JavaTimeModule;
import com.fasterxml.jackson.datatype.jsr310.ser.LocalDateTimeSerializer;
import org.springframework.context.annotation.Bean;
import org.springframework.context.annotation.Configuration;
import java.text.SimpleDateFormat;
import java.time.LocalDateTime;
import java.time.format.DateTimeFormatter;
import java.util.Date;
/**
* 自定義jackson配置
* 1.解決long類型轉成json時JS丢失精度問題
* 2.統一設定常見日期類型序列化格式
*/
@Configuration
public class JacksonConfig {
@Bean
public ObjectMapper objectMapper() {
// 序列換成json時,将所有的long變成string
SimpleModule simpleModule = new SimpleModule();
simpleModule.addSerializer(Long.class, ToStringSerializer.instance);
simpleModule.addSerializer(Long.TYPE, ToStringSerializer.instance);
// 日期序列化設定
JavaTimeModule javaTimeModule = new JavaTimeModule();
javaTimeModule.addSerializer(Date.class, new DateSerializer(false, new SimpleDateFormat("yyyy-MM-dd HH:mm:ss")));
javaTimeModule.addSerializer(LocalDateTime.class, new LocalDateTimeSerializer(DateTimeFormatter.ofPattern("yyyy-MM-dd HH:mm:ss")));
return new ObjectMapper().registerModule(simpleModule)
.registerModule(javaTimeModule);
}
}
轉載于:https://www.cnblogs.com/gdufs/p/11202596.html