/*
* Copyright 2017 the original author or authors.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package org.springframework.data.redis.connection.jedis;
import org.springframework.dao.DataAccessException;
import org.springframework.dao.InvalidDataAccessApiUsageException;
import org.springframework.data.redis.connection.ClusterSlotHashUtil;
import org.springframework.data.redis.connection.RedisHyperLogLogCommands;
import org.springframework.data.redis.util.ByteUtils;
/**
* @author Christoph Strobl
* @since 2.0
*/
class JedisClusterHyperLogLogCommands implements RedisHyperLogLogCommands {
private final JedisClusterConnection connection;
public JedisClusterHyperLogLogCommands(JedisClusterConnection connection) {
this.connection = connection;
}
/*
* (non-Javadoc)
* @see org.springframework.data.redis.connection.RedisHyperLogLogCommands#pfAdd(byte[], byte[][])
*/
@Override
public Long pfAdd(byte[] key, byte[]... values) {
try {
return connection.getCluster().pfadd(key, values);
} catch (Exception ex) {
throw convertJedisAccessException(ex);
}
}
/*
* (non-Javadoc)
* @see org.springframework.data.redis.connection.RedisHyperLogLogCommands#pfCount(byte[][])
*/
@Override
public Long pfCount(byte[]... keys) {
if (ClusterSlotHashUtil.isSameSlotForAllKeys(keys)) {
try {
return connection.getCluster().pfcount(keys);
} catch (Exception ex) {
throw convertJedisAccessException(ex);
}
}
throw new InvalidDataAccessApiUsageException("All keys must map to same slot for pfcount in cluster mode.");
}
/*
* (non-Javadoc)
* @see org.springframework.data.redis.connection.RedisHyperLogLogCommands#pfMerge(byte[], byte[][])
*/
@Override
public void pfMerge(byte[] destinationKey, byte[]... sourceKeys) {
byte[][] allKeys = ByteUtils.mergeArrays(destinationKey, sourceKeys);
if (ClusterSlotHashUtil.isSameSlotForAllKeys(allKeys)) {
try {
connection.getCluster().pfmerge(destinationKey, sourceKeys);
return;
} catch (Exception ex) {
throw convertJedisAccessException(ex);
}
}
throw new InvalidDataAccessApiUsageException("All keys must map to same slot for pfmerge in cluster mode.");
}
private DataAccessException convertJedisAccessException(Exception ex) {
return connection.convertJedisAccessException(ex);
}
}