Java Code Examples for org.springframework.data.redis.core.RedisConnectionUtils#releaseConnection()

The following examples show how to use org.springframework.data.redis.core.RedisConnectionUtils#releaseConnection() . You can vote up the ones you like or vote down the ones you don't like, and go to the original project or source file by following the links above each example. You may check out the related API usage on the sidebar.
Example 1
Source File: RedisUtils.java    From yshopmall with Apache License 2.0 6 votes vote down vote up 
/**
 * 查找匹配key
 * @param pattern key
 * @return /
 */
public List<String> scan(String pattern) {
    ScanOptions options = ScanOptions.scanOptions().match(pattern).build();
    RedisConnectionFactory factory = redisTemplate.getConnectionFactory();
    RedisConnection rc = Objects.requireNonNull(factory).getConnection();
    Cursor<byte[]> cursor = rc.scan(options);
    List<String> result = new ArrayList<>();
    while (cursor.hasNext()) {
        result.add(new String(cursor.next()));
    }
    try {
        RedisConnectionUtils.releaseConnection(rc, factory);
    } catch (Exception e) {
        e.printStackTrace();
    }
    return result;
}
Example 2
Source File: SpringRedisLock.java    From AutoLoadCache with Apache License 2.0 6 votes vote down vote up 
@Override
protected boolean setnx(String key, String val, int expire) {
    if (null == redisConnectionFactory || null == key || key.isEmpty()) {
        return false;
    }
    RedisConnection redisConnection = getConnection();
    try {
        Expiration expiration = Expiration.from(expire, TimeUnit.SECONDS);
        return redisConnection.stringCommands().set(STRING_SERIALIZER.serialize(key), STRING_SERIALIZER.serialize(val), expiration, RedisStringCommands.SetOption.SET_IF_ABSENT);
    } catch (Exception ex) {
        logger.error(ex.getMessage(), ex);
    } finally {
        RedisConnectionUtils.releaseConnection(redisConnection, redisConnectionFactory);
    }
    return false;
}
Example 3
Source File: AutoloadCacheManageConfiguration.java    From AutoLoadCache with Apache License 2.0 6 votes vote down vote up 
private ICacheManager createRedisCacheManager(AutoloadCacheProperties config, ISerializer<Object> serializer, JedisConnectionFactory connectionFactory) {
    RedisConnection redisConnection = null;
    try {
        redisConnection = connectionFactory.getConnection();
        AbstractRedisCacheManager cacheManager = null;
        if (redisConnection instanceof JedisClusterConnection) {
            JedisClusterConnection redisClusterConnection = (JedisClusterConnection) redisConnection;
            // 优先使用JedisCluster; 因为JedisClusterConnection 批量处理，需要使用JedisCluster
            JedisCluster jedisCluster = redisClusterConnection.getNativeConnection();
            cacheManager = new JedisClusterCacheManager(jedisCluster, serializer);
        } else {
            cacheManager = new SpringRedisCacheManager(connectionFactory, serializer);
        }
        // 根据需要自行配置
        cacheManager.setHashExpire(config.getJedis().getHashExpire());
        return cacheManager;
    } catch (Throwable e) {
        log.error(e.getMessage(), e);
        throw e;
    } finally {
        RedisConnectionUtils.releaseConnection(redisConnection, connectionFactory);
    }
}
Example 4
Source File: RedisUtil.java    From spring-boot-demo with MIT License 5 votes vote down vote up 
/**
 * 分页获取指定格式key，使用 scan 命令代替 keys 命令，在大数据量的情况下可以提高查询效率
 *
 * @param patternKey  key格式
 * @param currentPage 当前页码
 * @param pageSize    每页条数
 * @return 分页获取指定格式key
 */
public PageResult<String> findKeysForPage(String patternKey, int currentPage, int pageSize) {
    ScanOptions options = ScanOptions.scanOptions()
            .match(patternKey)
            .build();
    RedisConnectionFactory factory = stringRedisTemplate.getConnectionFactory();
    RedisConnection rc = factory.getConnection();
    Cursor<byte[]> cursor = rc.scan(options);

    List<String> result = Lists.newArrayList();

    long tmpIndex = 0;
    int startIndex = (currentPage - 1) * pageSize;
    int end = currentPage * pageSize;
    while (cursor.hasNext()) {
        String key = new String(cursor.next());
        if (tmpIndex >= startIndex && tmpIndex < end) {
            result.add(key);
        }
        tmpIndex++;
    }

    try {
        cursor.close();
        RedisConnectionUtils.releaseConnection(rc, factory);
    } catch (Exception e) {
        log.warn("Redis连接关闭异常，", e);
    }

    return new PageResult<>(result, tmpIndex);
}
Example 5
Source File: RedisUtils.java    From yshopmall with Apache License 2.0 5 votes vote down vote up 
/**
 * 分页查询 key
 * @param patternKey key
 * @param page 页码
 * @param size 每页数目
 * @return /
 */
public List<String> findKeysForPage(String patternKey, int page, int size) {
    ScanOptions options = ScanOptions.scanOptions().match(patternKey).build();
    RedisConnectionFactory factory = redisTemplate.getConnectionFactory();
    RedisConnection rc = Objects.requireNonNull(factory).getConnection();
    Cursor<byte[]> cursor = rc.scan(options);
    List<String> result = new ArrayList<>(size);
    int tmpIndex = 0;
    int fromIndex = page * size;
    int toIndex = page * size + size;
    while (cursor.hasNext()) {
        if (tmpIndex >= fromIndex && tmpIndex < toIndex) {
            result.add(new String(cursor.next()));
            tmpIndex++;
            continue;
        }
        // 获取到满足条件的数据后,就可以退出了
        if(tmpIndex >=toIndex) {
            break;
        }
        tmpIndex++;
        cursor.next();
    }
    try {
        RedisConnectionUtils.releaseConnection(rc, factory);
    } catch (Exception e) {
        e.printStackTrace();
    }
    return result;
}
Example 6
Source File: RedisUtil.java    From spring-boot-demo with MIT License 5 votes vote down vote up 
/**
 * 分页获取指定格式key，使用 scan 命令代替 keys 命令，在大数据量的情况下可以提高查询效率
 *
 * @param patternKey  key格式
 * @param currentPage 当前页码
 * @param pageSize    每页条数
 * @return 分页获取指定格式key
 */
public PageResult<String> findKeysForPage(String patternKey, int currentPage, int pageSize) {
    ScanOptions options = ScanOptions.scanOptions()
            .match(patternKey)
            .build();
    RedisConnectionFactory factory = stringRedisTemplate.getConnectionFactory();
    RedisConnection rc = factory.getConnection();
    Cursor<byte[]> cursor = rc.scan(options);

    List<String> result = Lists.newArrayList();

    long tmpIndex = 0;
    int startIndex = (currentPage - 1) * pageSize;
    int end = currentPage * pageSize;
    while (cursor.hasNext()) {
        String key = new String(cursor.next());
        if (tmpIndex >= startIndex && tmpIndex < end) {
            result.add(key);
        }
        tmpIndex++;
    }

    try {
        cursor.close();
        RedisConnectionUtils.releaseConnection(rc, factory);
    } catch (Exception e) {
        log.warn("Redis连接关闭异常，", e);
    }

    return new PageResult<>(result, tmpIndex);
}
Example 7
Source File: RedisUtil.java    From spring-boot-demo with MIT License 5 votes vote down vote up 
/**
 * 分页获取指定格式key，使用 scan 命令代替 keys 命令，在大数据量的情况下可以提高查询效率
 *
 * @param patternKey  key格式
 * @param currentPage 当前页码
 * @param pageSize    每页条数
 * @return 分页获取指定格式key
 */
public PageResult<String> findKeysForPage(String patternKey, int currentPage, int pageSize) {
    ScanOptions options = ScanOptions.scanOptions()
            .match(patternKey)
            .build();
    RedisConnectionFactory factory = stringRedisTemplate.getConnectionFactory();
    RedisConnection rc = factory.getConnection();
    Cursor<byte[]> cursor = rc.scan(options);

    List<String> result = Lists.newArrayList();

    long tmpIndex = 0;
    int startIndex = (currentPage - 1) * pageSize;
    int end = currentPage * pageSize;
    while (cursor.hasNext()) {
        String key = new String(cursor.next());
        if (tmpIndex >= startIndex && tmpIndex < end) {
            result.add(key);
        }
        tmpIndex++;
    }

    try {
        cursor.close();
        RedisConnectionUtils.releaseConnection(rc, factory);
    } catch (Exception e) {
        log.warn("Redis连接关闭异常，", e);
    }

    return new PageResult<>(result, tmpIndex);
}
Example 8
Source File: RedisClient.java    From blog_demos with Apache License 2.0 5 votes vote down vote up 
/**
 * 释放连接
 * @param redisConnection
 */
private void releaseConnection(RedisConnection redisConnection){
    if(null!=redisConnection && null!=redisTemplate){
        RedisConnectionFactory redisConnectionFactory = redisTemplate.getConnectionFactory();

        if(null!=redisConnectionFactory){
            RedisConnectionUtils.releaseConnection(redisConnection, redisConnectionFactory);
        }
    }
}
Example 9
Source File: RedisClient.java    From blog_demos with Apache License 2.0 5 votes vote down vote up 
/**
 * 释放连接
 * @param redisConnection
 */
private void releaseConnection(RedisConnection redisConnection){
    if(null!=redisConnection && null!=redisTemplate){
        RedisConnectionFactory redisConnectionFactory = redisTemplate.getConnectionFactory();

        if(null!=redisConnectionFactory){
            RedisConnectionUtils.releaseConnection(redisConnection, redisConnectionFactory);
        }
    }
}
Example 10
Source File: SpringRedisLock.java    From AutoLoadCache with Apache License 2.0 5 votes vote down vote up 
@Override
protected void del(String key) {
    if (null == redisConnectionFactory || null == key || key.length() == 0) {
        return;
    }
    RedisConnection redisConnection = getConnection();
    try {
        redisConnection.keyCommands().del(STRING_SERIALIZER.serialize(key));
    } catch (Exception ex) {
        logger.error(ex.getMessage(), ex);
    } finally {
        RedisConnectionUtils.releaseConnection(redisConnection, redisConnectionFactory);
    }
}
Example 11
Source File: SpringRedisCacheManager.java    From AutoLoadCache with Apache License 2.0 4 votes vote down vote up 
@Override
public void close() {
    RedisConnectionUtils.releaseConnection(redisConnection, redisConnectionFactory);
}