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org.springframework.data.redis.connection.jedis.JedisClusterStringCommands Maven / Gradle / Ivy
/*
* Copyright 2017-2018 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 lombok.NonNull;
import lombok.RequiredArgsConstructor;
import redis.clients.jedis.BinaryJedis;
import redis.clients.jedis.Connection;
import java.util.ArrayList;
import java.util.Arrays;
import java.util.List;
import java.util.Map;
import java.util.concurrent.TimeUnit;
import org.springframework.dao.DataAccessException;
import org.springframework.dao.InvalidDataAccessApiUsageException;
import org.springframework.data.domain.Range;
import org.springframework.data.redis.connection.BitFieldSubCommands;
import org.springframework.data.redis.connection.ClusterSlotHashUtil;
import org.springframework.data.redis.connection.RedisStringCommands;
import org.springframework.data.redis.connection.convert.Converters;
import org.springframework.data.redis.connection.jedis.JedisClusterConnection.JedisClusterCommandCallback;
import org.springframework.data.redis.connection.jedis.JedisClusterConnection.JedisMultiKeyClusterCommandCallback;
import org.springframework.data.redis.connection.lettuce.LettuceConverters;
import org.springframework.data.redis.core.types.Expiration;
import org.springframework.data.redis.util.ByteUtils;
import org.springframework.util.Assert;
import org.springframework.util.ObjectUtils;
/**
* @author Christoph Strobl
* @author Mark Paluch
* @author Xiaohu Zhang
* @since 2.0
*/
@RequiredArgsConstructor
class JedisClusterStringCommands implements RedisStringCommands {
private final @NonNull JedisClusterConnection connection;
/*
* (non-Javadoc)
* @see org.springframework.data.redis.connection.RedisStringCommands#get(byte[])
*/
@Override
public byte[] get(byte[] key) {
Assert.notNull(key, "Key must not be null!");
try {
return connection.getCluster().get(key);
} catch (Exception ex) {
throw convertJedisAccessException(ex);
}
}
/*
* (non-Javadoc)
* @see org.springframework.data.redis.connection.RedisStringCommands#getSet(byte[], byte[])
*/
@Override
public byte[] getSet(byte[] key, byte[] value) {
Assert.notNull(key, "Key must not be null!");
Assert.notNull(value, "Value must not be null!");
try {
return connection.getCluster().getSet(key, value);
} catch (Exception ex) {
throw convertJedisAccessException(ex);
}
}
/*
* (non-Javadoc)
* @see org.springframework.data.redis.connection.RedisStringCommands#mGet(byte[][])
*/
@Override
public List mGet(byte[]... keys) {
Assert.notNull(keys, "Keys must not be null!");
Assert.noNullElements(keys, "Keys must not contain null elements!");
if (ClusterSlotHashUtil.isSameSlotForAllKeys(keys)) {
return connection.getCluster().mget(keys);
}
return connection.getClusterCommandExecutor()
.executeMultiKeyCommand((JedisMultiKeyClusterCommandCallback) BinaryJedis::get, Arrays.asList(keys))
.resultsAsListSortBy(keys);
}
/*
* (non-Javadoc)
* @see org.springframework.data.redis.connection.RedisStringCommands#set(byte[], byte[])
*/
@Override
public Boolean set(byte[] key, byte[] value) {
Assert.notNull(key, "Key must not be null!");
Assert.notNull(value, "Value must not be null!");
try {
return Converters.stringToBoolean(connection.getCluster().set(key, value));
} catch (Exception ex) {
throw convertJedisAccessException(ex);
}
}
/*
* (non-Javadoc)
* @see org.springframework.data.redis.connection.RedisStringCommands#set(byte[], byte[], org.springframework.data.redis.core.types.Expiration, org.springframework.data.redis.connection.RedisStringCommands.SetOptions)
*/
@Override
public Boolean set(byte[] key, byte[] value, Expiration expiration, SetOption option) {
Assert.notNull(key, "Key must not be null!");
Assert.notNull(value, "Value must not be null!");
Assert.notNull(expiration, "Expiration must not be null!");
Assert.notNull(option, "Option must not be null!");
if (expiration.isPersistent()) {
if (ObjectUtils.nullSafeEquals(SetOption.UPSERT, option)) {
return set(key, value);
} else {
// BinaryCluster does not support set with nxxx and binary key/value pairs.
if (ObjectUtils.nullSafeEquals(SetOption.SET_IF_PRESENT, option)) {
throw new UnsupportedOperationException("Jedis does not support SET XX without PX or EX on BinaryCluster.");
}
return setNX(key, value);
}
} else {
if (ObjectUtils.nullSafeEquals(SetOption.UPSERT, option)) {
if (ObjectUtils.nullSafeEquals(TimeUnit.MILLISECONDS, expiration.getTimeUnit())) {
return pSetEx(key, expiration.getExpirationTime(), value);
} else {
return setEx(key, expiration.getExpirationTime(), value);
}
} else {
byte[] nxxx = JedisConverters.toSetCommandNxXxArgument(option);
byte[] expx = JedisConverters.toSetCommandExPxArgument(expiration);
try {
return Converters
.stringToBoolean(connection.getCluster().set(key, value, nxxx, expx, expiration.getExpirationTime()));
} catch (Exception ex) {
throw convertJedisAccessException(ex);
}
}
}
}
/*
* (non-Javadoc)
* @see org.springframework.data.redis.connection.RedisStringCommands#setNX(byte[], byte[])
*/
@Override
public Boolean setNX(byte[] key, byte[] value) {
Assert.notNull(key, "Key must not be null!");
Assert.notNull(value, "Value must not be null!");
try {
return JedisConverters.toBoolean(connection.getCluster().setnx(key, value));
} catch (Exception ex) {
throw convertJedisAccessException(ex);
}
}
/*
* (non-Javadoc)
* @see org.springframework.data.redis.connection.RedisStringCommands#setEx(byte[], long, byte[])
*/
@Override
public Boolean setEx(byte[] key, long seconds, byte[] value) {
Assert.notNull(key, "Key must not be null!");
Assert.notNull(value, "Value must not be null!");
if (seconds > Integer.MAX_VALUE) {
throw new IllegalArgumentException("Seconds have cannot exceed Integer.MAX_VALUE!");
}
try {
return Converters.stringToBoolean(connection.getCluster().setex(key, Long.valueOf(seconds).intValue(), value));
} catch (Exception ex) {
throw convertJedisAccessException(ex);
}
}
/*
* (non-Javadoc)
* @see org.springframework.data.redis.connection.RedisStringCommands#pSetEx(byte[], long, byte[])
*/
@Override
public Boolean pSetEx(byte[] key, long milliseconds, byte[] value) {
Assert.notNull(key, "Key must not be null!");
Assert.notNull(value, "Value must not be null!");
return Converters.stringToBoolean(connection.getClusterCommandExecutor()
.executeCommandOnSingleNode(
(JedisClusterCommandCallback) client -> client.psetex(key, milliseconds, value),
connection.getTopologyProvider().getTopology().getKeyServingMasterNode(key))
.getValue());
}
/*
* (non-Javadoc)
* @see org.springframework.data.redis.connection.RedisStringCommands#mSet(java.util.Map)
*/
@Override
public Boolean mSet(Map tuples) {
Assert.notNull(tuples, "Tuples must not be null!");
if (ClusterSlotHashUtil.isSameSlotForAllKeys(tuples.keySet().toArray(new byte[tuples.keySet().size()][]))) {
try {
return Converters.stringToBoolean(connection.getCluster().mset(JedisConverters.toByteArrays(tuples)));
} catch (Exception ex) {
throw convertJedisAccessException(ex);
}
}
boolean result = true;
for (Map.Entry entry : tuples.entrySet()) {
if (!set(entry.getKey(), entry.getValue())) {
result = false;
}
}
return result;
}
/*
* (non-Javadoc)
* @see org.springframework.data.redis.connection.RedisStringCommands#mSetNX(java.util.Map)
*/
@Override
public Boolean mSetNX(Map tuples) {
Assert.notNull(tuples, "Tuples must not be null!");
if (ClusterSlotHashUtil.isSameSlotForAllKeys(tuples.keySet().toArray(new byte[tuples.keySet().size()][]))) {
try {
return JedisConverters.toBoolean(connection.getCluster().msetnx(JedisConverters.toByteArrays(tuples)));
} catch (Exception ex) {
throw convertJedisAccessException(ex);
}
}
boolean result = true;
for (Map.Entry entry : tuples.entrySet()) {
if (!setNX(entry.getKey(), entry.getValue()) && result) {
result = false;
}
}
return result;
}
/*
* (non-Javadoc)
* @see org.springframework.data.redis.connection.RedisStringCommands#incr(byte[])
*/
@Override
public Long incr(byte[] key) {
Assert.notNull(key, "Key must not be null!");
try {
return connection.getCluster().incr(key);
} catch (Exception ex) {
throw convertJedisAccessException(ex);
}
}
/*
* (non-Javadoc)
* @see org.springframework.data.redis.connection.RedisStringCommands#incrBy(byte[], long)
*/
@Override
public Long incrBy(byte[] key, long value) {
Assert.notNull(key, "Key must not be null!");
try {
return connection.getCluster().incrBy(key, value);
} catch (Exception ex) {
throw convertJedisAccessException(ex);
}
}
/*
* (non-Javadoc)
* @see org.springframework.data.redis.connection.RedisStringCommands#incrBy(byte[], double)
*/
@Override
public Double incrBy(byte[] key, double value) {
Assert.notNull(key, "Key must not be null!");
try {
return connection.getCluster().incrByFloat(key, value);
} catch (Exception ex) {
throw convertJedisAccessException(ex);
}
}
/*
* (non-Javadoc)
* @see org.springframework.data.redis.connection.RedisStringCommands#decr(byte[])
*/
@Override
public Long decr(byte[] key) {
Assert.notNull(key, "Key must not be null!");
try {
return connection.getCluster().decr(key);
} catch (Exception ex) {
throw convertJedisAccessException(ex);
}
}
/*
* (non-Javadoc)
* @see org.springframework.data.redis.connection.RedisStringCommands#decrBy(byte[], long)
*/
@Override
public Long decrBy(byte[] key, long value) {
Assert.notNull(key, "Key must not be null!");
try {
return connection.getCluster().decrBy(key, value);
} catch (Exception ex) {
throw convertJedisAccessException(ex);
}
}
/*
* (non-Javadoc)
* @see org.springframework.data.redis.connection.RedisStringCommands#append(byte[], byte[])
*/
@Override
public Long append(byte[] key, byte[] value) {
Assert.notNull(key, "Key must not be null!");
Assert.notNull(value, "Value must not be null!");
try {
return connection.getCluster().append(key, value);
} catch (Exception ex) {
throw convertJedisAccessException(ex);
}
}
/*
* (non-Javadoc)
* @see org.springframework.data.redis.connection.RedisStringCommands#getRange(byte[], long, long)
*/
@Override
public byte[] getRange(byte[] key, long start, long end) {
Assert.notNull(key, "Key must not be null!");
try {
return connection.getCluster().getrange(key, start, end);
} catch (Exception ex) {
throw convertJedisAccessException(ex);
}
}
/*
* (non-Javadoc)
* @see org.springframework.data.redis.connection.RedisStringCommands#setRange(byte[], byte[], long)
*/
@Override
public void setRange(byte[] key, byte[] value, long offset) {
Assert.notNull(key, "Key must not be null!");
Assert.notNull(value, "Value must not be null!");
try {
connection.getCluster().setrange(key, offset, value);
} catch (Exception ex) {
throw convertJedisAccessException(ex);
}
}
/*
* (non-Javadoc)
* @see org.springframework.data.redis.connection.RedisStringCommands#getBit(byte[], long)
*/
@Override
public Boolean getBit(byte[] key, long offset) {
Assert.notNull(key, "Key must not be null!");
try {
return connection.getCluster().getbit(key, offset);
} catch (Exception ex) {
throw convertJedisAccessException(ex);
}
}
/*
* (non-Javadoc)
* @see org.springframework.data.redis.connection.RedisStringCommands#setBit(byte[], long, boolean)
*/
@Override
public Boolean setBit(byte[] key, long offset, boolean value) {
Assert.notNull(key, "Key must not be null!");
try {
return connection.getCluster().setbit(key, offset, value);
} catch (Exception ex) {
throw convertJedisAccessException(ex);
}
}
/*
* (non-Javadoc)
* @see org.springframework.data.redis.connection.RedisStringCommands#bitCount(byte[])
*/
@Override
public Long bitCount(byte[] key) {
Assert.notNull(key, "Key must not be null!");
try {
return connection.getCluster().bitcount(key);
} catch (Exception ex) {
throw convertJedisAccessException(ex);
}
}
/*
* (non-Javadoc)
* @see org.springframework.data.redis.connection.RedisStringCommands#bitCount(byte[], long, long)
*/
@Override
public Long bitCount(byte[] key, long start, long end) {
Assert.notNull(key, "Key must not be null!");
try {
return connection.getCluster().bitcount(key, start, end);
} catch (Exception ex) {
throw convertJedisAccessException(ex);
}
}
/*
* (non-Javadoc)
* @see org.springframework.data.redis.connection.RedisStringCommands#bitfield(byte[], BitfieldCommand)
*/
@Override
public List bitField(byte[] key, BitFieldSubCommands subCommands) {
Assert.notNull(key, "Key must not be null!");
Assert.notNull(subCommands, "Command must not be null!");
byte[][] args = JedisConverters.toBitfieldCommandArguments(subCommands);
try {
return connection.execute("BITFIELD", key, Arrays.asList(args), Connection::getIntegerMultiBulkReply);
} catch (Exception ex) {
throw convertJedisAccessException(ex);
}
}
/*
* (non-Javadoc)
* @see org.springframework.data.redis.connection.RedisStringCommands#bitOp(org.springframework.data.redis.connection.RedisStringCommands.BitOperation, byte[], byte[][])
*/
@Override
public Long bitOp(BitOperation op, byte[] destination, byte[]... keys) {
Assert.notNull(op, "BitOperation must not be null!");
Assert.notNull(destination, "Destination key must not be null!");
byte[][] allKeys = ByteUtils.mergeArrays(destination, keys);
if (ClusterSlotHashUtil.isSameSlotForAllKeys(allKeys)) {
try {
return connection.getCluster().bitop(JedisConverters.toBitOp(op), destination, keys);
} catch (Exception ex) {
throw convertJedisAccessException(ex);
}
}
throw new InvalidDataAccessApiUsageException("BITOP is only supported for same slot keys in cluster mode.");
}
/*
* (non-Javadoc)
* @see org.springframework.data.redis.connection.RedisStringCommands#bitPos(byte[], boolean, org.springframework.data.Range)
*/
@Override
public Long bitPos(byte[] key, boolean bit, Range range) {
Assert.notNull(key, "Key must not be null!");
Assert.notNull(range, "Range must not be null! Use Range.unbounded() instead.");
List args = new ArrayList<>(3);
args.add(LettuceConverters.toBit(bit));
if (range.getLowerBound().isBounded()) {
args.add(range.getLowerBound().getValue().map(LettuceConverters::toBytes).get());
}
if (range.getUpperBound().isBounded()) {
args.add(range.getUpperBound().getValue().map(LettuceConverters::toBytes).get());
}
return Long.class.cast(connection.execute("BITPOS", key, args));
}
/*
* (non-Javadoc)
* @see org.springframework.data.redis.connection.RedisStringCommands#strLen(byte[])
*/
@Override
public Long strLen(byte[] key) {
Assert.notNull(key, "Key must not be null!");
try {
return connection.getCluster().strlen(key);
} catch (Exception ex) {
throw convertJedisAccessException(ex);
}
}
private DataAccessException convertJedisAccessException(Exception ex) {
return connection.convertJedisAccessException(ex);
}
}
