Example usage for org.springframework.data.redis.connection RedisConnection multi

Introduction

In this page you can find the example usage for org.springframework.data.redis.connection RedisConnection multi.

Prototype

void multi();

Source Link

Document

Mark the start of a transaction block.

Usage

From source file:grails.plugin.cache.redis.GrailsRedisCache.java

@SuppressWarnings("unchecked")
@Override/* w ww .  j a  v a 2s.com*/
public void put(final Object key, final Object value) {
    final byte[] k = computeKey(key);
    template.execute(new RedisCallback<Object>() {
        public Object doInRedis(RedisConnection connection) throws DataAccessException {
            waitForLock(connection);
            connection.multi();
            connection.set(k, template.getValueSerializer().serialize(value));
            connection.zAdd(setName, 0, k);

            // Set key time to live when expiration has been configured.
            if (ttl > NEVER_EXPIRE) {
                connection.expire(k, ttl);
                connection.expire(setName, ttl);
            }

            connection.exec();
            return null;
        }
    }, true);
}

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From source file:grails.plugin.cache.redis.GrailsRedisCache.java

@SuppressWarnings("unchecked")
@Override//from www.  j av  a  2s  .c om
public ValueWrapper putIfAbsent(final Object key, final Object value) {
    final byte[] k = computeKey(key);
    return (ValueWrapper) template.execute(new RedisCallback<ValueWrapper>() {
        public ValueWrapper doInRedis(RedisConnection connection) throws DataAccessException {
            waitForLock(connection);
            byte[] bs = connection.get(computeKey(key));

            if (bs == null) {
                connection.multi();
                connection.set(k, template.getValueSerializer().serialize(value));
                connection.zAdd(setName, 0, k);

                // Set key time to live when expiration has been configured.
                if (ttl > NEVER_EXPIRE) {
                    connection.expire(k, ttl);
                    connection.expire(setName, ttl);
                }

                connection.exec();
            }

            bs = connection.get(computeKey(key));
            return (bs == null ? null : newValueWrapper(template.getValueSerializer().deserialize(bs)));
        }
    }, true);
}

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From source file:com.zxy.commons.cache.RedisUtils.java

/**
 * Mark the start of a transaction block. <br>
 * Commands will be queued and can then be executed by calling {@link #exec()} or rolled back using {@link #discard()}
 * <p>/*from  w  ww. ja  v a2 s.  c  om*/
 * See http://redis.io/commands/multi
 */
public static void multi() {
    redisTemplate.execute(new RedisCallback<Void>() {
        @Override
        public Void doInRedis(RedisConnection redis) throws DataAccessException {
            redis.multi();
            return null;
        }
    });
}

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From source file:com.zxy.commons.cache.RedisHelper.java

/**
 * Mark the start of a transaction block. <br>
 * Commands will be queued and can then be executed by calling {@link #exec()} or rolled back using {@link #discard()}
 * <p>/* w  w  w.j  a  v  a 2s  .c o  m*/
 * See http://redis.io/commands/multi
 */
public void multi() {
    redisTemplate.execute(new RedisCallback<Void>() {
        @Override
        public Void doInRedis(RedisConnection redis) throws DataAccessException {
            redis.multi();
            return null;
        }
    });
}

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From source file:org.springframework.data.redis.cache.RedisCache.java

public void put(final Object key, final Object value) {

    final byte[] keyBytes = computeKey(key);
    final byte[] valueBytes = convertToBytesIfNecessary(template.getValueSerializer(), value);

    template.execute(new RedisCallback<Object>() {
        public Object doInRedis(RedisConnection connection) throws DataAccessException {

            waitForLock(connection);/*www  .j av a  2 s.  c o  m*/

            connection.multi();

            connection.set(keyBytes, valueBytes);
            connection.zAdd(setName, 0, keyBytes);

            if (expiration > 0) {
                connection.expire(keyBytes, expiration);
                // update the expiration of the set of keys as well
                connection.expire(setName, expiration);
            }
            connection.exec();

            return null;
        }
    }, true);
}

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From source file:org.springframework.data.redis.core.RedisConnectionUtils.java

private static void potentiallyRegisterTransactionSynchronisation(RedisConnectionHolder connHolder,
        final RedisConnectionFactory factory) {

    if (isActualNonReadonlyTransactionActive()) {

        if (!connHolder.isTransactionSyncronisationActive()) {
            connHolder.setTransactionSyncronisationActive(true);

            RedisConnection conn = connHolder.getConnection();
            conn.multi();

            TransactionSynchronizationManager
                    .registerSynchronization(new RedisTransactionSynchronizer(connHolder, conn, factory));
        }//from  w  ww. j a va  2 s .  c  o  m
    }
}

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