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Spring Data module for Redis
/*
* Copyright 2017-2024 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
*
* https://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;
import org.springframework.util.Assert;
/**
* @author Christoph Strobl
* @author Mark Paluch
* @since 2.0
*/
class JedisClusterHyperLogLogCommands implements RedisHyperLogLogCommands {
private final JedisClusterConnection connection;
JedisClusterHyperLogLogCommands(JedisClusterConnection connection) {
this.connection = connection;
}
@Override
public Long pfAdd(byte[] key, byte[]... values) {
Assert.notEmpty(values, "PFADD requires at least one non 'null' value");
Assert.noNullElements(values, "Values for PFADD must not contain 'null'");
try {
return connection.getCluster().pfadd(key, values);
} catch (Exception ex) {
throw convertJedisAccessException(ex);
}
}
@Override
public Long pfCount(byte[]... keys) {
Assert.notEmpty(keys, "PFCOUNT requires at least one non 'null' key");
Assert.noNullElements(keys, "Keys for PFCOUNT must not contain 'null'");
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");
}
@Override
public void pfMerge(byte[] destinationKey, byte[]... sourceKeys) {
Assert.notNull(destinationKey, "Destination key must not be null");
Assert.notNull(sourceKeys, "Source keys must not be null");
Assert.noNullElements(sourceKeys, "Keys for PFMERGE must not contain 'null'");
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);
}
}