迁移redis服务

13693261870

19 小时以前 4c6dcf757cc7962a8dbaefd83588cc576ee44594

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
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
package com.terra.common.config;
 
import com.fasterxml.jackson.annotation.JsonAutoDetect;
import com.fasterxml.jackson.annotation.PropertyAccessor;
import com.fasterxml.jackson.databind.ObjectMapper;
import org.springframework.boot.autoconfigure.AutoConfigureAfter;
import org.springframework.boot.autoconfigure.data.redis.RedisAutoConfiguration;
import org.springframework.cache.Cache;
import org.springframework.cache.annotation.CachingConfigurerSupport;
import org.springframework.cache.interceptor.CacheErrorHandler;
import org.springframework.context.annotation.Bean;
import org.springframework.context.annotation.Configuration;
import org.springframework.data.redis.connection.RedisConnectionFactory;
import org.springframework.data.redis.core.RedisTemplate;
import org.springframework.data.redis.serializer.Jackson2JsonRedisSerializer;
import org.springframework.data.redis.serializer.StringRedisSerializer;
 
import java.util.HashMap;
import java.util.Map;
 
/**
 * Redis配置类
 * @author WWW
 */
@Configuration
@AutoConfigureAfter(RedisAutoConfiguration.class)
public class RedisConfig extends CachingConfigurerSupport {
    /**
     * 配置自定义redisTemplate
     */
    @SuppressWarnings("deprecation")
    @Bean
    public RedisTemplate<String, Object> redisTemplate(RedisConnectionFactory redisConnectionFactory) {
        RedisTemplate<String, Object> template = new RedisTemplate<>();
        template.setConnectionFactory(redisConnectionFactory);
 
        // 使用Jackson2JsonRedisSerializer来序列化和反序列化redis的value值
        Jackson2JsonRedisSerializer<Object> serializer = new Jackson2JsonRedisSerializer<Object>(Object.class);
 
        ObjectMapper mapper = new ObjectMapper();
        mapper.setVisibility(PropertyAccessor.ALL, JsonAutoDetect.Visibility.ANY);
        mapper.enableDefaultTyping(ObjectMapper.DefaultTyping.NON_FINAL);
        serializer.setObjectMapper(mapper);
 
        template.setValueSerializer(serializer);
 
        //使用StringRedisSerializer来序列化和反序列化redis的key值
        template.setKeySerializer(new StringRedisSerializer());
        template.setHashKeySerializer(new StringRedisSerializer());
        template.setHashValueSerializer(serializer);
        template.afterPropertiesSet();
 
        return template;
    }
 
    @Bean
    @Override
    public CacheErrorHandler errorHandler() {
        // 异常处理，当Redis发生异常时，打印日志，但是程序正常走
        return new CacheErrorHandler() {
            @Override
            public void handleCacheGetError(RuntimeException e, Cache cache, Object key) {
                Map<String, Object> error = new HashMap<String, Object>(3);
                error.put("e", e);
                error.put("cache", cache);
                error.put("key", key);
            }
 
            @Override
            public void handleCachePutError(RuntimeException e, Cache cache, Object key, Object value) {
                Map<String, Object> error = new HashMap<String, Object>(4);
                error.put("e", e);
                error.put("cache", cache);
                error.put("key", key);
                error.put("value", value);
            }
 
            @Override
            public void handleCacheEvictError(RuntimeException e, Cache cache, Object key) {
                Map<String, Object> error = new HashMap<String, Object>(3);
                error.put("e", e);
                error.put("cache", cache);
                error.put("key", key);
            }
 
            @Override
            public void handleCacheClearError(RuntimeException e, Cache cache) {
                Map<String, Object> error = new HashMap<String, Object>(2);
                error.put("e", e);
                error.put("cache", cache);
            }
        };
    }
}