SpringBoot使用RedisTemplate.delete删除指定key失败的解决办法

public void afterPropertiesSet() {

     super .afterPropertiesSet();

     boolean defaultUsed = false ;

     if ( this .defaultSerializer == null ) {

         this .defaultSerializer = new JdkSerializationRedisSerializer( this .classLoader != null ? this .classLoader : this .getClass().getClassLoader());

     }

     if ( this .enableDefaultSerializer) {

         if ( this .keySerializer == null ) {

             this .keySerializer = this .defaultSerializer;

             defaultUsed = true ;

         }

         if ( this .valueSerializer == null ) {

             this .valueSerializer = this .defaultSerializer;

             defaultUsed = true ;

         }

         if ( this .hashKeySerializer == null ) {

             this .hashKeySerializer = this .defaultSerializer;

             defaultUsed = true ;

         }

         if ( this .hashValueSerializer == null ) {

             this .hashValueSerializer = this .defaultSerializer;

             defaultUsed = true ;

         }

     }

     if ( this .enableDefaultSerializer && defaultUsed) {

         Assert.notNull( this .defaultSerializer, "default serializer null and not all serializers initialized" );

     }

     if ( this .scriptExecutor == null ) {

         this .scriptExecutor = new DefaultScriptExecutor( this );

     }

     this .initialized = true ;

}

package com.btc测试数据mon.config;

import org.springframework.boot.autoconfigure.condition.ConditionalOnMissingBean;

import org.springframework.cache.CacheManager;

import org.springframework.cache.annotation.CachingConfigurerSupport;

import org.springframework.cache.annotation.EnableCaching;

import org.springframework.context.annotation.Bean;

import org.springframework.context.annotation.Configuration;

import org.springframework.data.redis.cache.RedisCacheManager;

import org.springframework.data.redis.connection.RedisConnectionFactory;

import org.springframework.data.redis.core.RedisTemplate;

import org.springframework.data.redis.serializer.GenericJackson2JsonRedisSerializer;

import org.springframework.data.redis.serializer.StringRedisSerializer;

@Configuration

@EnableCaching

public class RedisConfig

         extends CachingConfigurerSupport

{

     @Bean

     public CacheManager cacheManager( final RedisConnectionFactory redisConnectionFactory)

     {

         RedisCacheManager.RedisCacheManagerBuilder builder

                 = RedisCacheManager.RedisCacheManagerBuilder.fromConnectionFactory(redisConnectionFactory);

         return builder.build();

     }

     @Bean (name = "springSessionDefaultRedisSerializer" )

     public GenericJackson2JsonRedisSerializer getGenericJackson2JsonRedisSerializer()

     {

         return new GenericJackson2JsonRedisSerializer();

     }

     @Bean

     @ConditionalOnMissingBean (name = "redisTemplate" )

     public RedisTemplate<Object, Object> getRedisTemplate(

             final RedisConnectionFactory connectionFactory

     )

     {

         RedisTemplate<Object, Object> redisTemplate = new RedisTemplate<>();

         redisTemplate.setConnectionFactory(connectionFactory);

         // 配置默认的序列化器

         redisTemplate.setDefaultSerializer(getGenericJackson2JsonRedisSerializer());

         StringRedisSerializer stringRedisSerializer = new StringRedisSerializer();

         // 设置 Key 的默认序列化机制

         redisTemplate.setKeySerializer(stringRedisSerializer);

         redisTemplate.setHashKeySerializer(stringRedisSerializer);

         return redisTemplate;

     }

}