jackson日期序列化与反序列化

jackson日期序列化与反序列化

package com.xzp.config;

import com.fasterxml.jackson.databind.DeserializationFeature;
import com.fasterxml.jackson.databind.MapperFeature;
import com.fasterxml.jackson.databind.ObjectMapper;
import com.fasterxml.jackson.databind.SerializationFeature;
import com.fasterxml.jackson.databind.ser.std.DateSerializer;
import com.fasterxml.jackson.datatype.jdk8.Jdk8Module;
import com.fasterxml.jackson.datatype.jsr310.JavaTimeModule;
import com.fasterxml.jackson.datatype.jsr310.deser.LocalDateTimeDeserializer;
import com.fasterxml.jackson.datatype.jsr310.ser.LocalDateTimeSerializer;
import com.fasterxml.jackson.module.afterburner.AfterburnerModule;
import com.fasterxml.jackson.module.paramnames.ParameterNamesModule;
import org.springframework.beans.factory.annotation.Qualifier;
import org.springframework.beans.factory.annotation.Value;
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;

@Configuration
public class JacksonConfiguration {

    @Value("${spring.jackson.date-format:yyyy-MM-dd HH:mm:ss}")
    private String formatValue;

    @Bean(name = "format")
    public DateTimeFormatter format() {
        return DateTimeFormatter.ofPattern(formatValue);
    }

    @Bean
    public ObjectMapper serializingObjectMapper(@Qualifier("format") DateTimeFormatter format) {
        ObjectMapper mapper = new ObjectMapper()
                .registerModule(new ParameterNamesModule())
                .disable(SerializationFeature.WRITE_DATES_AS_TIMESTAMPS)
                .disable(MapperFeature.DEFAULT_VIEW_INCLUSION)
                .configure(DeserializationFeature.FAIL_ON_UNKNOWN_PROPERTIES, false)
                .registerModule(javaTimeModule())
                .registerModule(jdk8TimeModule())
                .registerModule(afterburnerModule());
        return mapper;
    }

    /**
     * Support for Java date and time API.
     *
     * @return the corresponding Jackson module.
     */
    @Bean
    public JavaTimeModule javaTimeModule() {
        JavaTimeModule javaTimeModule = new JavaTimeModule();
        javaTimeModule.addSerializer(LocalDateTime.class, new LocalDateTimeSerializer(format()));
        javaTimeModule.addSerializer(Date.class, new DateSerializer(false, new SimpleDateFormat(formatValue)));
        javaTimeModule.addDeserializer(LocalDateTime.class, new LocalDateTimeDeserializer(format()));
        return javaTimeModule;
    }

    @Bean
    public Jdk8Module jdk8TimeModule() {
        return new Jdk8Module();
    }

    /*
     * Jackson Afterburner module to speed up serialization/deserialization.
     */
    @Bean
    public AfterburnerModule afterburnerModule() {
        return new AfterburnerModule();
    }

}