jiangping
2025-02-28 43a53e5a46ba45a6d35e3913fdfdd6f82a84a038
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
package com.doumee.jtt808.web.config;
 
import com.fasterxml.jackson.annotation.JsonInclude.Include;
import com.fasterxml.jackson.core.JsonGenerator;
import com.fasterxml.jackson.databind.DeserializationFeature;
import com.fasterxml.jackson.databind.ObjectMapper;
import com.fasterxml.jackson.databind.SerializationFeature;
import com.fasterxml.jackson.databind.module.SimpleModule;
import com.fasterxml.jackson.databind.ser.std.ToStringSerializer;
import com.fasterxml.jackson.datatype.jsr310.JavaTimeModule;
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;
import com.github.benmanes.caffeine.cache.Caffeine;
import org.springframework.boot.autoconfigure.jackson.Jackson2ObjectMapperBuilderCustomizer;
import org.springframework.cache.CacheManager;
import org.springframework.cache.caffeine.CaffeineCacheManager;
import org.springframework.context.annotation.Bean;
import org.springframework.context.annotation.Configuration;
import org.yzh.commons.util.DateUtils;
 
import java.time.LocalDate;
import java.time.LocalDateTime;
import java.time.LocalTime;
import java.time.format.DateTimeFormatter;
import java.util.concurrent.TimeUnit;
 
@Configuration
public class BeanConfig {
 
    @Bean
    public CacheManager cacheManager() {
        CaffeineCacheManager manager = new CaffeineCacheManager();
        manager.setCaffeine(Caffeine.newBuilder()
                .maximumSize(500L)
                .expireAfterWrite(30, TimeUnit.MINUTES));
        return manager;
    }
 
    @Bean
    public Jackson2ObjectMapperBuilderCustomizer customizeJackson2ObjectMapper() {
        return builder -> {
            SimpleModule longModule = new SimpleModule();
            longModule.addSerializer(Long.TYPE, ToStringSerializer.instance);
            longModule.addSerializer(Long.class, ToStringSerializer.instance);
 
            JavaTimeModule timeModule = new JavaTimeModule();
            timeModule.addSerializer(LocalDateTime.class, new LocalDateTimeSerializer(DateUtils.DATE_TIME_FORMATTER));
            timeModule.addDeserializer(LocalDateTime.class, new LocalDateTimeDeserializer(DateUtils.DATE_TIME_FORMATTER));
            timeModule.addSerializer(LocalDate.class, new LocalDateSerializer(DateTimeFormatter.ISO_LOCAL_DATE));
            timeModule.addDeserializer(LocalDate.class, new LocalDateDeserializer(DateTimeFormatter.ISO_LOCAL_DATE));
            timeModule.addSerializer(LocalTime.class, new LocalTimeSerializer(DateTimeFormatter.ISO_LOCAL_TIME));
            timeModule.addDeserializer(LocalTime.class, new LocalTimeDeserializer(DateTimeFormatter.ISO_LOCAL_TIME));
 
            builder.modules(longModule, timeModule);
            ObjectMapper mapper = new ObjectMapper();
            mapper.configure(SerializationFeature.FAIL_ON_SELF_REFERENCES, true);//忽略循环引用
//            mapper.configure(SerializationFeature.WRITE_SELF_REFERENCES_AS_NULL, true);//循环引用写入null
            mapper.setSerializationInclusion(Include.NON_NULL);
            mapper.configure(JsonGenerator.Feature.WRITE_BIGDECIMAL_AS_PLAIN, true);
            mapper.configure(SerializationFeature.FAIL_ON_EMPTY_BEANS, false);
            mapper.configure(DeserializationFeature.FAIL_ON_UNKNOWN_PROPERTIES, false);
            mapper.configure(DeserializationFeature.ACCEPT_SINGLE_VALUE_AS_ARRAY, true);// 兼容高德地图api
            builder.configure(mapper);
        };
    }
}