RedisCache中所有方法参数添加final,并优化list取出效率,添加其它常用redis方法

This commit is contained in:
liguonan 2020-07-02 19:35:37 +08:00
parent 338f661d41
commit 3a69a31d07

View File

@ -1,17 +1,12 @@
package com.ruoyi.framework.redis; package com.ruoyi.framework.redis;
import java.util.ArrayList;
import java.util.Collection; import java.util.Collection;
import java.util.HashSet;
import java.util.Iterator;
import java.util.List; import java.util.List;
import java.util.Map; import java.util.Map;
import java.util.Set; import java.util.Set;
import java.util.concurrent.TimeUnit; import java.util.concurrent.TimeUnit;
import org.springframework.beans.factory.annotation.Autowired; import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.data.redis.core.BoundSetOperations;
import org.springframework.data.redis.core.HashOperations; import org.springframework.data.redis.core.HashOperations;
import org.springframework.data.redis.core.ListOperations;
import org.springframework.data.redis.core.RedisTemplate; import org.springframework.data.redis.core.RedisTemplate;
import org.springframework.data.redis.core.ValueOperations; import org.springframework.data.redis.core.ValueOperations;
import org.springframework.stereotype.Component; import org.springframework.stereotype.Component;
@ -33,13 +28,10 @@ public class RedisCache
* *
* @param key 缓存的键值 * @param key 缓存的键值
* @param value 缓存的值 * @param value 缓存的值
* @return 缓存的对象
*/ */
public <T> ValueOperations<String, T> setCacheObject(String key, T value) public <T> void setCacheObject(final String key, final T value)
{ {
ValueOperations<String, T> operation = redisTemplate.opsForValue(); redisTemplate.opsForValue().set(key, value);
operation.set(key, value);
return operation;
} }
/** /**
@ -49,13 +41,35 @@ public class RedisCache
* @param value 缓存的值 * @param value 缓存的值
* @param timeout 时间 * @param timeout 时间
* @param timeUnit 时间颗粒度 * @param timeUnit 时间颗粒度
* @return 缓存的对象
*/ */
public <T> ValueOperations<String, T> setCacheObject(String key, T value, Integer timeout, TimeUnit timeUnit) public <T> void setCacheObject(final String key, final T value, final Integer timeout, final TimeUnit timeUnit)
{ {
ValueOperations<String, T> operation = redisTemplate.opsForValue(); redisTemplate.opsForValue().set(key, value, timeout, timeUnit);
operation.set(key, value, timeout, timeUnit); }
return operation;
/**
* 设置有效时间
*
* @param key Redis键
* @param timeout 超时时间
* @return true=设置成功false=设置失败
*/
public boolean expire(final String key, final long timeout)
{
return expire(key, timeout, TimeUnit.SECONDS);
}
/**
* 设置有效时间
*
* @param key Redis键
* @param timeout 超时时间
* @param unit 时间单位
* @return true=设置成功false=设置失败
*/
public boolean expire(final String key, final long timeout, final TimeUnit unit)
{
return redisTemplate.expire(key, timeout, unit);
} }
/** /**
@ -64,7 +78,7 @@ public class RedisCache
* @param key 缓存键值 * @param key 缓存键值
* @return 缓存键值对应的数据 * @return 缓存键值对应的数据
*/ */
public <T> T getCacheObject(String key) public <T> T getCacheObject(final String key)
{ {
ValueOperations<String, T> operation = redisTemplate.opsForValue(); ValueOperations<String, T> operation = redisTemplate.opsForValue();
return operation.get(key); return operation.get(key);
@ -75,40 +89,33 @@ public class RedisCache
* *
* @param key * @param key
*/ */
public void deleteObject(String key) public boolean deleteObject(final String key)
{ {
redisTemplate.delete(key); return redisTemplate.delete(key);
} }
/** /**
* 删除集合对象 * 删除集合对象
* *
* @param collection * @param collection 多个对象
* @return
*/ */
public void deleteObject(Collection collection) public long deleteObject(final Collection collection)
{ {
redisTemplate.delete(collection); return redisTemplate.delete(collection);
} }
/** /**
* 缓存List数据 * 缓存List数据
* *
* @param key 缓存的键值 * @param key 缓存的键值
* @param dataList 待缓存的List数据 * @param values 待缓存的List数据
* @return 缓存的对象 * @return 缓存的对象
*/ */
public <T> ListOperations<String, T> setCacheList(String key, List<T> dataList) public <T> long setCacheList(final String key, final List<T> dataList)
{ {
ListOperations listOperation = redisTemplate.opsForList(); Long count = redisTemplate.opsForList().rightPushAll(key, dataList);
if (null != dataList) return count == null ? 0 : count;
{
int size = dataList.size();
for (int i = 0; i < size; i++)
{
listOperation.leftPush(key, dataList.get(i));
}
}
return listOperation;
} }
/** /**
@ -117,17 +124,9 @@ public class RedisCache
* @param key 缓存的键值 * @param key 缓存的键值
* @return 缓存键值对应的数据 * @return 缓存键值对应的数据
*/ */
public <T> List<T> getCacheList(String key) public <T> List<T> getCacheList(final String key)
{ {
List<T> dataList = new ArrayList<T>(); return redisTemplate.opsForList().range(key, 0, -1);
ListOperations<String, T> listOperation = redisTemplate.opsForList();
Long size = listOperation.size(key);
for (int i = 0; i < size; i++)
{
dataList.add(listOperation.index(key, i));
}
return dataList;
} }
/** /**
@ -137,15 +136,10 @@ public class RedisCache
* @param dataSet 缓存的数据 * @param dataSet 缓存的数据
* @return 缓存数据的对象 * @return 缓存数据的对象
*/ */
public <T> BoundSetOperations<String, T> setCacheSet(String key, Set<T> dataSet) public <T> long setCacheSet(final String key, final Set<T> dataSet)
{ {
BoundSetOperations<String, T> setOperation = redisTemplate.boundSetOps(key); Long count = redisTemplate.opsForSet().add(key, dataSet);
Iterator<T> it = dataSet.iterator(); return count == null ? 0 : count;
while (it.hasNext())
{
setOperation.add(it.next());
}
return setOperation;
} }
/** /**
@ -154,12 +148,9 @@ public class RedisCache
* @param key * @param key
* @return * @return
*/ */
public <T> Set<T> getCacheSet(String key) public <T> Set<T> getCacheSet(final String key)
{ {
Set<T> dataSet = new HashSet<T>(); return redisTemplate.opsForSet().members(key);
BoundSetOperations<String, T> operation = redisTemplate.boundSetOps(key);
dataSet = operation.members();
return dataSet;
} }
/** /**
@ -167,20 +158,13 @@ public class RedisCache
* *
* @param key * @param key
* @param dataMap * @param dataMap
* @return
*/ */
public <T> HashOperations<String, String, T> setCacheMap(String key, Map<String, T> dataMap) public <T> void setCacheMap(final String key, final Map<String, T> dataMap)
{ {
HashOperations hashOperations = redisTemplate.opsForHash(); if (dataMap != null) {
if (null != dataMap) redisTemplate.opsForHash().putAll(key, dataMap);
{
for (Map.Entry<String, T> entry : dataMap.entrySet())
{
hashOperations.put(key, entry.getKey(), entry.getValue());
} }
} }
return hashOperations;
}
/** /**
* 获得缓存的Map * 获得缓存的Map
@ -188,10 +172,46 @@ public class RedisCache
* @param key * @param key
* @return * @return
*/ */
public <T> Map<String, T> getCacheMap(String key) public <T> Map<String, T> getCacheMap(final String key)
{ {
Map<String, T> map = redisTemplate.opsForHash().entries(key); return redisTemplate.opsForHash().entries(key);
return map; }
/**
* 往Hash中存入数据
*
* @param key Redis键
* @param hKey Hash键
* @param value
*/
public <T> void setCacheMapValue(final String key, final String hKey, final T value)
{
redisTemplate.opsForHash().put(key, hKey, value);
}
/**
* 获取Hash中的数据
*
* @param key Redis键
* @param hKey Hash键
* @return Hash中的对象
*/
public <T> T getCacheMapValue(final String key, final String hKey)
{
HashOperations<String, String, T> opsForHash = redisTemplate.opsForHash();
return opsForHash.get(key, hKey);
}
/**
* 获取多个Hash中的数据
*
* @param key Redis键
* @param hKeys Hash键集合
* @return Hash对象集合
*/
public <T> List<T> getMultiCacheMapValue(final String key, final Collection<Object> hKeys)
{
return redisTemplate.opsForHash().multiGet(key, hKeys);
} }
/** /**
@ -200,7 +220,7 @@ public class RedisCache
* @param pattern 字符串前缀 * @param pattern 字符串前缀
* @return 对象列表 * @return 对象列表
*/ */
public Collection<String> keys(String pattern) public Collection<String> keys(final String pattern)
{ {
return redisTemplate.keys(pattern); return redisTemplate.keys(pattern);
} }