add Redis
parent
0c296d45b9
commit
8bd640b8b0
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package com.peteralbus.config;
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import com.fasterxml.jackson.annotation.JsonAutoDetect;
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import com.fasterxml.jackson.annotation.PropertyAccessor;
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import com.fasterxml.jackson.databind.ObjectMapper;
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import org.springframework.context.annotation.Bean;
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import org.springframework.context.annotation.Configuration;
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import org.springframework.data.redis.connection.RedisConnectionFactory;
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import org.springframework.data.redis.core.RedisTemplate;
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import org.springframework.data.redis.serializer.Jackson2JsonRedisSerializer;
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import org.springframework.data.redis.serializer.StringRedisSerializer;
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/**
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* The type Redis config.
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* @author PeterAlbus
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*/
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@Configuration
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public class RedisConfig {
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/**
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* Redis template redis template.
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*
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* @param factory the factory
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* @return the redis template
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*/
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@SuppressWarnings("all")
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@Bean
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public RedisTemplate<String, Object> redisTemplate(RedisConnectionFactory factory) {
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RedisTemplate<String, Object> template = new RedisTemplate<String, Object>();
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template.setConnectionFactory(factory);
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Jackson2JsonRedisSerializer jackson2JsonRedisSerializer = new Jackson2JsonRedisSerializer(Object.class);
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ObjectMapper om = new ObjectMapper();
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om.setVisibility(PropertyAccessor.ALL, JsonAutoDetect.Visibility.ANY);
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om.enableDefaultTyping(ObjectMapper.DefaultTyping.NON_FINAL);
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jackson2JsonRedisSerializer.setObjectMapper(om);
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StringRedisSerializer stringRedisSerializer = new StringRedisSerializer();
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template.setKeySerializer(stringRedisSerializer);
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template.setHashKeySerializer(stringRedisSerializer);
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template.setValueSerializer(jackson2JsonRedisSerializer);
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template.setHashValueSerializer(jackson2JsonRedisSerializer);
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template.afterPropertiesSet();
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return template;
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}
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}
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@ -0,0 +1,219 @@
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package com.peteralbus.util;
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import org.springframework.beans.factory.annotation.Autowired;
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import org.springframework.data.redis.core.*;
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import org.springframework.stereotype.Component;
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import java.io.Serializable;
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import java.util.List;
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import java.util.Set;
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import java.util.concurrent.TimeUnit;
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/**
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* The type Redis utils.
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*/
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@Component
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public class RedisUtils {
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private RedisTemplate redisTemplate;
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@Autowired
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public void setRedisTemplate(RedisTemplate redisTemplate)
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{
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this.redisTemplate = redisTemplate;
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}
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/**
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* 写入缓存
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*
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* @param key the key
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* @param value the value
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* @return boolean
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*/
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public boolean set(final String key, Object value) {
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boolean result = false;
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try {
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ValueOperations<Serializable, Object> operations = redisTemplate.opsForValue();
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operations.set(key, value);
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result = true;
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} catch (Exception e) {
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e.printStackTrace();
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}
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return result;
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}
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/**
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* 写入缓存设置时效时间
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*
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* @param key the key
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* @param value the value
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* @param expireTime the expire time
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* @param timeUnit the time unit
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* @return boolean
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*/
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public boolean set(final String key, Object value, Long expireTime , TimeUnit timeUnit) {
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boolean result = false;
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try {
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ValueOperations<Serializable, Object> operations = redisTemplate.opsForValue();
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operations.set(key, value);
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redisTemplate.expire(key, expireTime, timeUnit);
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result = true;
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} catch (Exception e) {
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e.printStackTrace();
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}
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return result;
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}
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/**
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* 批量删除对应的value
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*
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* @param keys the keys
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*/
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public void remove(final String... keys) {
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for (String key : keys) {
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remove(key);
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}
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}
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/**
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* 批量删除key
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*
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* @param pattern the pattern
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*/
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public void removePattern(final String pattern) {
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Set<Serializable> keys = redisTemplate.keys(pattern);
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if (keys.size() > 0){
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redisTemplate.delete(keys);
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}
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}
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/**
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* 删除对应的value
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*
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* @param key the key
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*/
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public void remove(final String key) {
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if (exists(key)) {
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redisTemplate.delete(key);
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}
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}
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/**
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* 判断缓存中是否有对应的value
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*
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* @param key the key
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* @return boolean
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*/
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public boolean exists(final String key) {
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return redisTemplate.hasKey(key);
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}
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/**
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* 读取缓存
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*
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* @param key the key
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* @return object
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*/
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public Object get(final String key) {
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Object result = null;
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ValueOperations<Serializable, Object> operations = redisTemplate.opsForValue();
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result = operations.get(key);
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return result;
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}
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/**
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* 哈希 添加
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*
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* @param key the key
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* @param hashKey the hash key
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* @param value the value
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*/
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public void hmSet(String key, Object hashKey, Object value){
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HashOperations<String, Object, Object> hash = redisTemplate.opsForHash();
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hash.put(key,hashKey,value);
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}
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/**
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* 哈希获取数据
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*
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* @param key the key
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* @param hashKey the hash key
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* @return object
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*/
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public Object hmGet(String key, Object hashKey){
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HashOperations<String, Object, Object> hash = redisTemplate.opsForHash();
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return hash.get(key,hashKey);
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}
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/**
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* 列表添加
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*
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* @param k the k
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* @param v the v
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*/
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public void lPush(String k,Object v){
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ListOperations<String, Object> list = redisTemplate.opsForList();
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list.rightPush(k,v);
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}
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/**
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* 列表获取
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*
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* @param k the k
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* @param l the l
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* @param l1 the l 1
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* @return list
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*/
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public List<Object> lRange(String k, long l, long l1){
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ListOperations<String, Object> list = redisTemplate.opsForList();
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return list.range(k,l,l1);
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}
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/**
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* 集合添加
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*
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* @param key the key
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* @param value the value
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*/
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public void add(String key,Object value){
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SetOperations<String, Object> set = redisTemplate.opsForSet();
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set.add(key,value);
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}
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/**
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* 集合获取
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*
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* @param key the key
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* @return set
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*/
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public Set<Object> setMembers(String key){
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SetOperations<String, Object> set = redisTemplate.opsForSet();
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return set.members(key);
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}
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/**
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* 有序集合添加
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*
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* @param key the key
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* @param value the value
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* @param scoure the scoure
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*/
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public void zAdd(String key,Object value,double scoure){
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ZSetOperations<String, Object> zset = redisTemplate.opsForZSet();
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zset.add(key,value,scoure);
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}
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/**
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* 有序集合获取
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*
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* @param key the key
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* @param scoure the scoure
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* @param scoure1 the scoure 1
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* @return set
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*/
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public Set<Object> rangeByScore(String key, double scoure, double scoure1){
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ZSetOperations<String, Object> zset = redisTemplate.opsForZSet();
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return zset.rangeByScore(key, scoure, scoure1);
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}
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}
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@ -1,21 +1,14 @@
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package com.peteralbus;
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import com.peteralbus.domain.Blog;
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import com.peteralbus.mapper.BlogMapper;
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import org.junit.jupiter.api.Test;
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import org.springframework.beans.factory.annotation.Autowired;
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import org.springframework.boot.test.context.SpringBootTest;
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import java.util.List;
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@SpringBootTest
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class BlogBackApplicationTests
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{
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@Test
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void contextLoads()
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{
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}
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}
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