LocalDate与 LocalDateTime 介绍

@ApiOperation("分页查询文档")
    @GetMapping("page")
    public Response<PageInfo<DocumentInfoQueryDto>> documentList(@RequestParam Integer pageNum,
        @RequestParam Integer size, @RequestParam(required = false) String documentTitle,
        @RequestParam(required = false) Integer documentType, @RequestParam(required = false) String creatorName,
        @RequestParam(required = false) LocalDate createTimeStart,
        @RequestParam(required = false) LocalDate createTimeEnd) {
       
    }

 @ApiOperation("分页查询文档")
    @GetMapping("pages")
    public Response<Void> documentLisst(@RequestParam Integer pageNum,
        @RequestParam Integer size, @RequestParam(required = false) String documentTitle,
        @RequestParam(required = false) Integer documentType, @RequestParam(required = false) String creatorName,
        @RequestParam(required = false) LocalDateTime createTimeStart,
        @RequestParam(required = false) LocalDateTime createTimeEnd) {

        return Response.success();
    }

@ApiOperation("分页查询文档")
    @GetMapping("pagess")
    public Response<Void> documentLisst(@RequestParam Integer pageNum,
        @RequestParam Integer size, @RequestParam(required = false) String documentTitle,
        @RequestParam(required = false) Integer documentType, @RequestParam(required = false) String creatorName,
        @RequestParam(required = false) LocalTime createTimeStart,
        @RequestParam(required = false) LocalTime createTimeEnd) {

        return Response.success();
    }

配置类

import java.text.ParseException;
import java.text.SimpleDateFormat;
import java.time.LocalDate;
import java.time.LocalDateTime;
import java.time.LocalTime;
import java.time.format.DateTimeFormatter;
import java.util.Date;

import javax.annotation.Nonnull;

import org.apache.commons.lang3.StringUtils;
import org.springframework.boot.autoconfigure.jackson.Jackson2ObjectMapperBuilderCustomizer;
import org.springframework.context.annotation.Bean;
import org.springframework.context.annotation.Configuration;
import org.springframework.core.convert.converter.Converter;

import com.fasterxml.jackson.datatype.jsr310.deser.LocalDateDeserializer;
import com.fasterxml.jackson.datatype.jsr310.deser.LocalDateTimeDeserializer;
import com.fasterxml.jackson.datatype.jsr310.deser.LocalTimeDeserializer;
import com.fasterxml.jackson.datatype.jsr310.ser.LocalDateSerializer;
import com.fasterxml.jackson.datatype.jsr310.ser.LocalDateTimeSerializer;
import com.fasterxml.jackson.datatype.jsr310.ser.LocalTimeSerializer;

@Configuration
public class DateTimeConfiguration {

    /**
     * 默认日期时间格式
     */
    public static final String DEFAULT_DATE_TIME_FORMAT = "yyyy-MM-dd HH:mm:ss";
    /**
     * 默认日期格式
     */
    public static final String DEFAULT_DATE_FORMAT = "yyyy-MM-dd";
    /**
     * 默认时间格式
     */
    public static final String DEFAULT_TIME_FORMAT = "HH:mm:ss";

    /**
     * LocalDate转换器，用于转换RequestParam和PathVariable参数
     */
    @Bean
    public Converter<String, LocalDate> localDateConverter() {
        return new StringToLocalDateConverter();
    }

    /**
     * LocalDateTime转换器，用于转换RequestParam和PathVariable参数
     */
    @Bean
    public Converter<String, LocalDateTime> localDateTimeConverter() {
        return new StringToLocalDateTimeConverter();
    }

    /**
     * LocalTime转换器，用于转换RequestParam和PathVariable参数
     */
    @Bean
    public Converter<String, LocalTime> localTimeConverter() {
        return new StringToLocalTimeConverter();
    }

    /**
     * Date转换器，用于转换RequestParam和PathVariable参数
     */
    @Bean
    public Converter<String, Date> dateConverter() {
        return new StringToDateConverter();
    }

    /**
     * Json序列化和反序列化转换器，用于转换Post请求体中的json以及将我们的对象序列化为返回响应的json
     */
    @Bean
    public Jackson2ObjectMapperBuilderCustomizer jsonCustomizer() {
        return builder -> {
            builder.simpleDateFormat(DEFAULT_DATE_TIME_FORMAT);
            builder.serializers(new LocalDateSerializer(DateTimeFormatter.ofPattern(DEFAULT_DATE_FORMAT)));
            builder.serializers(new LocalDateTimeSerializer(DateTimeFormatter.ofPattern(DEFAULT_DATE_TIME_FORMAT)));
            builder.serializers(new LocalTimeSerializer(DateTimeFormatter.ofPattern(DEFAULT_TIME_FORMAT)));
            builder.deserializers(new LocalDateDeserializer(DateTimeFormatter.ofPattern(DEFAULT_DATE_FORMAT)));
            builder.deserializers(new LocalDateTimeDeserializer(DateTimeFormatter.ofPattern(DEFAULT_DATE_TIME_FORMAT)));
            builder.deserializers(new LocalTimeDeserializer(DateTimeFormatter.ofPattern(DEFAULT_TIME_FORMAT)));
        };
    }

    public static class StringToLocalDateConverter implements Converter<String, LocalDate> {

        @Override
        public LocalDate convert(@Nonnull String source) {
            return StringUtils.isEmpty(source) ? null : LocalDate.parse(source,
                DateTimeFormatter.ofPattern(DEFAULT_DATE_FORMAT));
                // DateTimeFormatter.ofPattern(DEFAULT_DATE_TIME_FORMAT));
        }
    }

    public static class StringToLocalDateTimeConverter implements Converter<String, LocalDateTime> {

        @Override
        public LocalDateTime convert(@Nonnull String source) {

            return StringUtils.isEmpty(source) ? null : LocalDateTime.parse(source,
                DateTimeFormatter.ofPattern(DEFAULT_DATE_TIME_FORMAT));
        }
    }

    public static class StringToLocalTimeConverter implements Converter<String, LocalTime> {

        @Override
        public LocalTime convert(@Nonnull String source) {
            return StringUtils.isEmpty(source) ? null : LocalTime.parse(source,
                DateTimeFormatter.ofPattern(DEFAULT_TIME_FORMAT));
        }
    }

    public static class StringToDateConverter implements Converter<String, Date> {

        @Override
        public Date convert(@Nonnull String source) {
            SimpleDateFormat format = new SimpleDateFormat(DEFAULT_DATE_TIME_FORMAT);
            try {
                return format.parse(source);
            } catch (ParseException e) {
                throw new RuntimeException(e);
            }
        }
    }
}

值的注意的是，不管是LocalDate LocalDateTime还是LocalTime类型

传入的都是String类型。

参考链接

这辈子坚持与不坚持都不可怕,怕的是独自走在坚持的道路上！！！