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/**
 * Copyright (c) 2013-2024 Nikita Koksharov
 *
 * 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.redisson.spring.data.connection;

import io.netty.buffer.ByteBuf;
import org.redisson.Redisson;
import org.redisson.api.BatchOptions;
import org.redisson.api.BatchOptions.ExecutionMode;
import org.redisson.api.BatchResult;
import org.redisson.api.RFuture;
import org.redisson.api.RedissonClient;
import org.redisson.client.RedisClient;
import org.redisson.client.codec.*;
import org.redisson.client.protocol.RedisCommand;
import org.redisson.client.protocol.RedisCommands;
import org.redisson.client.protocol.RedisStrictCommand;
import org.redisson.client.protocol.convertor.*;
import org.redisson.client.protocol.decoder.*;
import org.redisson.command.BatchPromise;
import org.redisson.command.CommandAsyncService;
import org.redisson.command.CommandBatchService;
import org.redisson.connection.MasterSlaveEntry;
import org.redisson.misc.CompletableFutureWrapper;
import org.springframework.dao.DataAccessException;
import org.springframework.dao.InvalidDataAccessApiUsageException;
import org.springframework.data.geo.*;
import org.springframework.data.redis.RedisSystemException;
import org.springframework.data.redis.connection.*;
import org.springframework.data.redis.connection.zset.Aggregate;
import org.springframework.data.redis.connection.zset.Tuple;
import org.springframework.data.redis.connection.zset.Weights;
import org.springframework.data.redis.core.*;
import org.springframework.data.redis.core.types.Expiration;
import org.springframework.data.redis.core.types.RedisClientInfo;
import org.springframework.data.redis.domain.geo.BoxShape;
import org.springframework.data.redis.domain.geo.GeoReference;
import org.springframework.data.redis.domain.geo.GeoShape;
import org.springframework.data.redis.domain.geo.RadiusShape;
import org.springframework.util.Assert;
import org.springframework.util.ObjectUtils;
import org.springframework.util.ReflectionUtils;

import java.lang.reflect.Method;
import java.lang.reflect.Modifier;
import java.math.BigDecimal;
import java.nio.charset.StandardCharsets;
import java.time.Duration;
import java.util.*;
import java.util.Map.Entry;
import java.util.concurrent.CompletableFuture;
import java.util.concurrent.TimeUnit;
import java.util.stream.Collectors;

import static org.redisson.client.protocol.RedisCommands.LRANGE;

/**
 * Redisson connection
 * 
 * @author Nikita Koksharov
 *
 */
public class RedissonConnection extends AbstractRedisConnection {

    private boolean closed;
    protected final Redisson redisson;
    
    CommandAsyncService executorService;
    private RedissonSubscription subscription;
    
    public RedissonConnection(RedissonClient redisson) {
        super();
        this.redisson = (Redisson) redisson;
        executorService = (CommandAsyncService) this.redisson.getCommandExecutor();
    }

    @Override
    public void close() throws DataAccessException {
        super.close();
        
        if (isQueueing()) {
            CommandBatchService es = (CommandBatchService) executorService;
            if (!es.isExecuted()) {
                discard();
            }
        }
        closed = true;
    }
    
    @Override
    public boolean isClosed() {
        return closed;
    }

    @Override
    public Object getNativeConnection() {
        return redisson;
    }

    @Override
    public boolean isQueueing() {
        if (executorService instanceof CommandBatchService) {
            CommandBatchService es = (CommandBatchService) executorService;
            return es.getOptions().getExecutionMode() == ExecutionMode.REDIS_WRITE_ATOMIC;
        }
        return false;
    }

    @Override
    public boolean isPipelined() {
        if (executorService instanceof CommandBatchService) {
            CommandBatchService es = (CommandBatchService) executorService;
            return es.getOptions().getExecutionMode() == ExecutionMode.IN_MEMORY || es.getOptions().getExecutionMode() == ExecutionMode.IN_MEMORY_ATOMIC;
        }
        return false;
    }
    
    public boolean isPipelinedAtomic() {
        if (executorService instanceof CommandBatchService) {
            CommandBatchService es = (CommandBatchService) executorService;
            return es.getOptions().getExecutionMode() == ExecutionMode.IN_MEMORY_ATOMIC;
        }
        return false;
    }

    @Override
    public void openPipeline() {
        BatchOptions options = BatchOptions.defaults()
                .executionMode(ExecutionMode.IN_MEMORY);
        this.executorService = executorService.createCommandBatchService(options);
    }

    @Override
    public List closePipeline() throws RedisPipelineException {
        if (isPipelined()) {
            CommandBatchService es = (CommandBatchService) executorService;
            try {
                BatchResult result = es.execute();
                filterResults(result);
                if (isPipelinedAtomic()) {
                    return Arrays.asList((List) result.getResponses());
                }
                return (List) result.getResponses();
            } catch (Exception ex) {
                throw new RedisPipelineException(ex);
            } finally {
                resetConnection();
            }
        }
        return Collections.emptyList();
    }

    @Override
    public Object execute(String command, byte[]... args) {
        for (Method method : this.getClass().getDeclaredMethods()) {
            if (method.getName().equalsIgnoreCase(command)
                    && Modifier.isPublic(method.getModifiers())
                        && (method.getParameterTypes().length == args.length)) {
                try {
                    Object t = execute(method, args);
                    if (t instanceof String) {
                        return ((String) t).getBytes();
                    }
                    return t;
                } catch (IllegalArgumentException e) {
                    if (isPipelined()) {
                        throw new RedisPipelineException(e);
                    }

                    throw new InvalidDataAccessApiUsageException(e.getMessage(), e);
                }
            }
        }
        throw new UnsupportedOperationException();
    }

    private Object execute(Method method, byte[]... args) {
        if (method.getParameterTypes().length > 0 && method.getParameterTypes()[0] == byte[][].class) {
            return ReflectionUtils.invokeMethod(method, this, args);
        }
        if (args == null) {
            return ReflectionUtils.invokeMethod(method, this);
        }
        return ReflectionUtils.invokeMethod(method, this, Arrays.asList(args).toArray());
    }
    
     V syncFuture(RFuture future) {
        try {
            return executorService.get(future);
        } catch (Exception ex) {
            throw transform(ex);
        }
    }

    protected RuntimeException transform(Exception ex) {
        DataAccessException exception = RedissonConnectionFactory.EXCEPTION_TRANSLATION.translate(ex);
        if (exception != null) {
            return exception;
        }
        return new RedisSystemException(ex.getMessage(), ex);
    }
    
    @Override
    public Boolean exists(byte[] key) {
        return read(key, StringCodec.INSTANCE, RedisCommands.EXISTS, key);
    }
    
    @Override
    public Long del(byte[]... keys) {
        return write(keys[0], LongCodec.INSTANCE, RedisCommands.DEL, Arrays.asList(keys).toArray());
    }

    @Override
    public Long unlink(byte[]... keys) {
        return write(keys[0], LongCodec.INSTANCE, RedisCommands.UNLINK, Arrays.asList(keys).toArray());
    }

    private static final RedisStrictCommand TYPE = new RedisStrictCommand("TYPE", new DataTypeConvertor());

    @Override
    public DataType type(byte[] key) {
        return read(key, StringCodec.INSTANCE, TYPE, key);
    }

    private static final RedisStrictCommand> KEYS = new RedisStrictCommand>("KEYS", new ObjectSetReplayDecoder());
    
    @Override
    public Set keys(byte[] pattern) {
        if (isQueueing()) {
            return read(null, ByteArrayCodec.INSTANCE, KEYS, pattern);
        }

        List>> futures = executorService.readAllAsync(ByteArrayCodec.INSTANCE, KEYS, pattern);
        CompletableFuture ff = CompletableFuture.allOf(futures.toArray(new CompletableFuture[0]));
        CompletableFuture> future = ff.thenApply(r -> {
            return futures.stream().flatMap(f -> f.getNow(new HashSet<>()).stream()).collect(Collectors.toSet());
        }).toCompletableFuture();
        return sync(new CompletableFutureWrapper<>(future));
    }

    @Override
    public Cursor scan(ScanOptions options) {
        return new ScanCursor(0, options) {

            private RedisClient client;
            private Iterator entries = redisson.getConnectionManager().getEntrySet().iterator();
            private MasterSlaveEntry entry = entries.next();
            
            @Override
            protected ScanIteration doScan(long cursorId, ScanOptions options) {
                if (isQueueing() || isPipelined()) {
                    throw new UnsupportedOperationException("'SSCAN' cannot be called in pipeline / transaction mode.");
                }

                if (entry == null) {
                    return null;
                }
                
                List args = new ArrayList();
                if (cursorId == 101010101010101010L) {
                    cursorId = 0;
                }
                args.add(Long.toUnsignedString(cursorId));
                if (options.getPattern() != null) {
                    args.add("MATCH");
                    args.add(options.getPattern());
                }
                if (options.getCount() != null) {
                    args.add("COUNT");
                    args.add(options.getCount());
                }
                
                RFuture> f = executorService.readAsync(client, entry, ByteArrayCodec.INSTANCE, RedisCommands.SCAN, args.toArray());
                ListScanResult res = syncFuture(f);
                String pos = res.getPos();
                client = res.getRedisClient();
                if ("0".equals(pos)) {
                    if (entries.hasNext()) {
                        pos = "101010101010101010";
                        entry = entries.next();
                        client = null;
                    } else {
                        entry = null;
                    }
                }
                
                return new ScanIteration(Long.parseUnsignedLong(pos), res.getValues());
            }
        }.open();
    }

    @Override
    public byte[] randomKey() {
        if (isQueueing()) {
            return read(null, ByteArrayCodec.INSTANCE, RedisCommands.RANDOM_KEY);
        }
        
        RFuture f = executorService.readRandomAsync(ByteArrayCodec.INSTANCE, RedisCommands.RANDOM_KEY);
        return sync(f);
    }

    @Override
    public void rename(byte[] oldName, byte[] newName) {
        write(oldName, StringCodec.INSTANCE, RedisCommands.RENAME, oldName, newName);
    }

    @Override
    public Boolean renameNX(byte[] oldName, byte[] newName) {
        return write(oldName, StringCodec.INSTANCE, RedisCommands.RENAMENX, oldName, newName);
    }

    private static final RedisStrictCommand EXPIRE = new RedisStrictCommand("EXPIRE", new BooleanReplayConvertor());
    
    @Override
    public Boolean expire(byte[] key, long seconds) {
        return write(key, StringCodec.INSTANCE, EXPIRE, key, seconds);
    }

    @Override
    public Boolean pExpire(byte[] key, long millis) {
        return write(key, StringCodec.INSTANCE, RedisCommands.PEXPIRE, key, millis);
    }

    private static final RedisStrictCommand EXPIREAT = new RedisStrictCommand("EXPIREAT", new BooleanReplayConvertor());
    
    @Override
    public Boolean expireAt(byte[] key, long unixTime) {
        return write(key, StringCodec.INSTANCE, EXPIREAT, key, unixTime);
    }

    @Override
    public Boolean pExpireAt(byte[] key, long unixTimeInMillis) {
        return write(key, StringCodec.INSTANCE, RedisCommands.PEXPIREAT, key, unixTimeInMillis);
    }

    @Override
    public Boolean persist(byte[] key) {
        return write(key, StringCodec.INSTANCE, RedisCommands.PERSIST, key);
    }

    @Override
    public Boolean move(byte[] key, int dbIndex) {
        return write(key, StringCodec.INSTANCE, RedisCommands.MOVE, key, dbIndex);
    }

    private static final RedisStrictCommand TTL = new RedisStrictCommand("TTL");
    
    @Override
    public Long ttl(byte[] key) {
        return read(key, StringCodec.INSTANCE, TTL, key);
    }

    protected  T sync(RFuture f) {
        if (isPipelined()) {
            return null;
        }
        if (isQueueing()) {
            ((BatchPromise)f.toCompletableFuture()).getSentPromise().join();
            return null;
        }

        return syncFuture(f);
    }

    @Override
    public Long ttl(byte[] key, TimeUnit timeUnit) {
        return read(key, StringCodec.INSTANCE, new RedisStrictCommand("TTL", new SecondsConvertor(timeUnit, TimeUnit.SECONDS)), key);
    }

    @Override
    public Long pTtl(byte[] key) {
        return read(key, StringCodec.INSTANCE, RedisCommands.PTTL, key);
    }

    @Override
    public Long pTtl(byte[] key, TimeUnit timeUnit) {
        return read(key, StringCodec.INSTANCE, new RedisStrictCommand("PTTL", new SecondsConvertor(timeUnit, TimeUnit.MILLISECONDS)), key);
    }

    @Override
    public List sort(byte[] key, SortParameters sortParams) {
        List params = new ArrayList();
        params.add(key);
        if (sortParams != null) {
            if (sortParams.getByPattern() != null) {
                params.add("BY");
                params.add(sortParams.getByPattern());
            }
            
            if (sortParams.getLimit() != null) {
                params.add("LIMIT");
                if (sortParams.getLimit().getStart() != -1) {
                    params.add(sortParams.getLimit().getStart());
                }
                if (sortParams.getLimit().getCount() != -1) {
                    params.add(sortParams.getLimit().getCount());
                }
            }
            
            if (sortParams.getGetPattern() != null) {
                for (byte[] pattern : sortParams.getGetPattern()) {
                    params.add("GET");
                    params.add(pattern);
                }
            }
            
            if (sortParams.getOrder() != null) {
                params.add(sortParams.getOrder());
            }
            
            Boolean isAlpha = sortParams.isAlphabetic();
            if (isAlpha != null && isAlpha) {
                params.add("ALPHA");
            }
        }
        
        return read(key, ByteArrayCodec.INSTANCE, RedisCommands.SORT_LIST, params.toArray());
    }
    
    private static final RedisCommand SORT_TO = new RedisCommand("SORT");

    @Override
    public Long sort(byte[] key, SortParameters sortParams, byte[] storeKey) {
        List params = new ArrayList();
        params.add(key);
        if (sortParams != null) {
            if (sortParams.getByPattern() != null) {
                params.add("BY");
                params.add(sortParams.getByPattern());
            }
            
            if (sortParams.getLimit() != null) {
                params.add("LIMIT");
                if (sortParams.getLimit().getStart() != -1) {
                    params.add(sortParams.getLimit().getStart());
                }
                if (sortParams.getLimit().getCount() != -1) {
                    params.add(sortParams.getLimit().getCount());
                }
            }
            
            if (sortParams.getGetPattern() != null) {
                for (byte[] pattern : sortParams.getGetPattern()) {
                    params.add("GET");
                    params.add(pattern);
                }
            }
            
            if (sortParams.getOrder() != null) {
                params.add(sortParams.getOrder());
            }
            
            Boolean isAlpha = sortParams.isAlphabetic();
            if (isAlpha != null && isAlpha) {
                params.add("ALPHA");
            }
        }
        
        params.add("STORE");
        params.add(storeKey);
        
        return read(key, ByteArrayCodec.INSTANCE, SORT_TO, params.toArray());
    }

    @Override
    public byte[] dump(byte[] key) {
        return read(key, ByteArrayCodec.INSTANCE, RedisCommands.DUMP, key);
    }

    @Override
    public void restore(byte[] key, long ttlInMillis, byte[] serializedValue) {
        write(key, StringCodec.INSTANCE, RedisCommands.RESTORE, key, ttlInMillis, serializedValue);
    }

    @Override
    public byte[] get(byte[] key) {
        return read(key, ByteArrayCodec.INSTANCE, RedisCommands.GET, key);
    }

    @Override
    public byte[] getSet(byte[] key, byte[] value) {
        return write(key, ByteArrayCodec.INSTANCE, RedisCommands.GETSET, key, value);
    }

    private static final RedisCommand> MGET = new RedisCommand>("MGET", new ObjectListReplayDecoder());
    
    @Override
    public List mGet(byte[]... keys) {
        return read(keys[0], ByteArrayCodec.INSTANCE, MGET, Arrays.asList(keys).toArray());
    }

    private static final RedisCommand SET = new RedisCommand<>("SET", new BooleanNullSafeReplayConvertor());
    
    @Override
    public Boolean set(byte[] key, byte[] value) {
        return write(key, StringCodec.INSTANCE, SET, key, value);
    }

    @Override
    public Boolean set(byte[] key, byte[] value, Expiration expiration, SetOption option) {
        if (expiration == null) {
            return set(key, value);
        } else if (expiration.isPersistent()) {
            if (option == null || option == SetOption.UPSERT) {
                return set(key, value);
            }
            if (option == SetOption.SET_IF_ABSENT) {
                return write(key, StringCodec.INSTANCE, SET, key, value, "NX");
            }
            if (option == SetOption.SET_IF_PRESENT) {
                return write(key, StringCodec.INSTANCE, SET, key, value, "XX");
            }
        } else {
            if (option == null || option == SetOption.UPSERT) {
                return write(key, StringCodec.INSTANCE, SET, key, value, "PX", expiration.getExpirationTimeInMilliseconds());
            }
            if (option == SetOption.SET_IF_ABSENT) {
                return write(key, StringCodec.INSTANCE, SET, key, value, "PX", expiration.getExpirationTimeInMilliseconds(), "NX");
            }
            if (option == SetOption.SET_IF_PRESENT) {
                return write(key, StringCodec.INSTANCE, SET, key, value, "PX", expiration.getExpirationTimeInMilliseconds(), "XX");
            }
        }
        throw new IllegalArgumentException();
    }

    @Override
    public Boolean setNX(byte[] key, byte[] value) {
        return write(key, StringCodec.INSTANCE, RedisCommands.SETNX, key, value);
    }

    private static final RedisCommand SETEX = new RedisCommand("SETEX", new BooleanReplayConvertor());
    
    @Override
    public Boolean setEx(byte[] key, long seconds, byte[] value) {
        return write(key, StringCodec.INSTANCE, SETEX, key, seconds, value);
    }

    private static final RedisCommand PSETEX = new RedisCommand("PSETEX", new BooleanReplayConvertor());
    
    @Override
    public Boolean pSetEx(byte[] key, long milliseconds, byte[] value) {
        return write(key, StringCodec.INSTANCE, PSETEX, key, milliseconds, value);
    }
    
    private static final RedisCommand MSET = new RedisCommand("MSET", new BooleanReplayConvertor());

    @Override
    public Boolean mSet(Map tuple) {
        List params = convert(tuple);
        return write(tuple.keySet().iterator().next(), StringCodec.INSTANCE, MSET, params.toArray());
    }

    protected List convert(Map tuple) {
        List params = new ArrayList(tuple.size()*2);
        for (Entry entry : tuple.entrySet()) {
            params.add(entry.getKey());
            params.add(entry.getValue());
        }
        return params;
    }

    @Override
    public Boolean mSetNX(Map tuple) {
        List params = convert(tuple);
        return write(tuple.keySet().iterator().next(), StringCodec.INSTANCE, RedisCommands.MSETNX, params.toArray());
    }

    @Override
    public Long incr(byte[] key) {
        return write(key, StringCodec.INSTANCE, RedisCommands.INCR, key);
    }

    @Override
    public Long incrBy(byte[] key, long value) {
        return write(key, StringCodec.INSTANCE, RedisCommands.INCRBY, key, value);
    }

    @Override
    public Double incrBy(byte[] key, double value) {
        return write(key, StringCodec.INSTANCE, RedisCommands.INCRBYFLOAT, key, BigDecimal.valueOf(value).toPlainString());
    }

    @Override
    public Long decr(byte[] key) {
        return write(key, StringCodec.INSTANCE, RedisCommands.DECR, key);
    }

    private static final RedisStrictCommand DECRBY = new RedisStrictCommand("DECRBY");
    
    @Override
    public Long decrBy(byte[] key, long value) {
        return write(key, StringCodec.INSTANCE, DECRBY, key, value);
    }

    private static final RedisStrictCommand APPEND = new RedisStrictCommand("APPEND");
    
    @Override
    public Long append(byte[] key, byte[] value) {
        return write(key, StringCodec.INSTANCE, APPEND, key, value);
    }
    
    private static final RedisCommand GETRANGE = new RedisCommand("GETRANGE");

    @Override
    public byte[] getRange(byte[] key, long begin, long end) {
        return read(key, ByteArrayCodec.INSTANCE, GETRANGE, key, begin, end);
    }

    private static final RedisCommand SETRANGE = new RedisCommand("SETRANGE", new VoidReplayConvertor());

    @Override
    public void setRange(byte[] key, byte[] value, long offset) {
        write(key, ByteArrayCodec.INSTANCE, SETRANGE, key, offset, value);
    }

    @Override
    public Boolean getBit(byte[] key, long offset) {
        return read(key, StringCodec.INSTANCE, RedisCommands.GETBIT, key, offset);
    }

    @Override
    public Boolean setBit(byte[] key, long offset, boolean value) {
        return write(key, StringCodec.INSTANCE, RedisCommands.SETBIT, key, offset, value ? 1 : 0);
    }

    @Override
    public Long bitCount(byte[] key) {
        return read(key, StringCodec.INSTANCE, RedisCommands.BITCOUNT, key);
    }

    @Override
    public Long bitCount(byte[] key, long begin, long end) {
        return read(key, StringCodec.INSTANCE, RedisCommands.BITCOUNT, key, begin, end);
    }

    private static final RedisStrictCommand BITOP = new RedisStrictCommand("BITOP");
    
    @Override
    public Long bitOp(BitOperation op, byte[] destination, byte[]... keys) {
        if (op == BitOperation.NOT && keys.length > 1) {
            throw new UnsupportedOperationException("NOT operation doesn't support more than single source key");
        }

        List params = new ArrayList(keys.length + 2);
        params.add(op);
        params.add(destination);
        params.addAll(Arrays.asList(keys));
        return write(keys[0], StringCodec.INSTANCE, BITOP, params.toArray());
    }

    @Override
    public Long strLen(byte[] key) {
        return read(key, StringCodec.INSTANCE, RedisCommands.STRLEN, key);
    }

    private static final RedisStrictCommand RPUSH = new RedisStrictCommand("RPUSH");
    
    @Override
    public Long rPush(byte[] key, byte[]... values) {
        List args = new ArrayList(values.length + 1);
        args.add(key);
        args.addAll(Arrays.asList(values));
        return write(key, StringCodec.INSTANCE, RPUSH, args.toArray());
    }

    private static final RedisStrictCommand LPUSH = new RedisStrictCommand("LPUSH");
    
    @Override
    public Long lPush(byte[] key, byte[]... values) {
        List args = new ArrayList(values.length + 1);
        args.add(key);
        args.addAll(Arrays.asList(values));
        return write(key, StringCodec.INSTANCE, LPUSH, args.toArray());
    }

    private static final RedisStrictCommand RPUSHX = new RedisStrictCommand("RPUSHX");
    
    @Override
    public Long rPushX(byte[] key, byte[] value) {
        return write(key, StringCodec.INSTANCE, RPUSHX, key, value);
    }

    private static final RedisStrictCommand LPUSHX = new RedisStrictCommand("LPUSHX");
    
    @Override
    public Long lPushX(byte[] key, byte[] value) {
        return write(key, StringCodec.INSTANCE, LPUSHX, key, value);
    }

    private static final RedisStrictCommand LLEN = new RedisStrictCommand("LLEN");
    
    @Override
    public Long lLen(byte[] key) {
        return read(key, StringCodec.INSTANCE, LLEN, key);
    }

    @Override
    public List lRange(byte[] key, long start, long end) {
        return read(key, ByteArrayCodec.INSTANCE, LRANGE, key, start, end);
    }

    @Override
    public void lTrim(byte[] key, long start, long end) {
        write(key, StringCodec.INSTANCE, RedisCommands.LTRIM, key, start, end);
    }

    @Override
    public byte[] lIndex(byte[] key, long index) {
        return read(key, ByteArrayCodec.INSTANCE, RedisCommands.LINDEX, key, index);
    }

    private static final RedisStrictCommand LINSERT = new RedisStrictCommand("LINSERT");
    
    @Override
    public Long lInsert(byte[] key, Position where, byte[] pivot, byte[] value) {
        return write(key, StringCodec.INSTANCE, LINSERT, key, where, pivot, value);
    }

    private final List commandsToRemove = Arrays.asList("SET", 
            "RESTORE", "LTRIM", "SETEX", "SETRANGE", "FLUSHDB", "LSET", "MSET", "HMSET", "RENAME");
    private final List indexToRemove = new ArrayList();
    private int index = -1;
    
     T write(byte[] key, Codec codec, RedisCommand command, Object... params) {
        RFuture f = executorService.writeAsync(key, codec, command, params);
        indexCommand(command);
        return sync(f);
    }

    protected void indexCommand(RedisCommand command) {
        if (isQueueing() || isPipelined()) {
            index++;
            if (commandsToRemove.contains(command.getName())) {
                indexToRemove.add(index);
            }
        }
    }
    
     T read(byte[] key, Codec codec, RedisCommand command, Object... params) {
        RFuture f = executorService.readAsync(key, codec, command, params);
        indexCommand(command);
        return sync(f);
    }
    
    @Override
    public void lSet(byte[] key, long index, byte[] value) {
        write(key, StringCodec.INSTANCE, RedisCommands.LSET, key, index, value);
    }

    private static final RedisStrictCommand LREM = new RedisStrictCommand("LREM");
    
    @Override
    public Long lRem(byte[] key, long count, byte[] value) {
        return write(key, StringCodec.INSTANCE, LREM, key, count, value);
    }
    
    @Override
    public byte[] lPop(byte[] key) {
        return write(key, ByteArrayCodec.INSTANCE, RedisCommands.LPOP, key);
    }

    @Override
    public byte[] rPop(byte[] key) {
        return write(key, ByteArrayCodec.INSTANCE, RedisCommands.RPOP, key);
    }

    @Override
    public List bLPop(int timeout, byte[]... keys) {
        List params = new ArrayList(keys.length + 1);
        params.addAll(Arrays.asList(keys));
        params.add(timeout);
        return write(keys[0], ByteArrayCodec.INSTANCE, RedisCommands.BLPOP, params.toArray());
    }

    @Override
    public List bRPop(int timeout, byte[]... keys) {
        List params = new ArrayList(keys.length + 1);
        params.addAll(Arrays.asList(keys));
        params.add(timeout);
        return write(keys[0], ByteArrayCodec.INSTANCE, RedisCommands.BRPOP, params.toArray());
    }

    @Override
    public byte[] rPopLPush(byte[] srcKey, byte[] dstKey) {
        return write(srcKey, ByteArrayCodec.INSTANCE, RedisCommands.RPOPLPUSH, srcKey, dstKey);
    }

    @Override
    public byte[] bRPopLPush(int timeout, byte[] srcKey, byte[] dstKey) {
        return write(srcKey, ByteArrayCodec.INSTANCE, RedisCommands.BRPOPLPUSH, srcKey, dstKey, timeout);
    }

    private static final RedisCommand> LPOS = new RedisCommand<>("LPOS", new ObjectListReplayDecoder<>());

    @Override
    public List lPos(byte[] key, byte[] element, Integer rank, Integer count) {
        List args = new ArrayList<>();
        args.add(key);
        args.add(element);
        if (rank != null) {
            args.add("RANK");
            args.add(rank);
        }
        if (count != null) {
            args.add("COUNT");
            args.add(count);
        }
        Object read = read(key, ByteArrayCodec.INSTANCE, LPOS, args.toArray());
        if (read == null) {
            return Collections.emptyList();
        } else if (read instanceof Long) {
            return Collections.singletonList((Long) read);
        } else {
            return (List) read;
        }
    }

    private static final RedisCommand SADD = new RedisCommand("SADD");
    
    @Override
    public Long sAdd(byte[] key, byte[]... values) {
        List args = new ArrayList(values.length + 1);
        args.add(key);
        args.addAll(Arrays.asList(values));
        
        return write(key, StringCodec.INSTANCE, SADD, args.toArray());
    }

    private static final RedisStrictCommand SREM = new RedisStrictCommand("SREM");
    
    @Override
    public Long sRem(byte[] key, byte[]... values) {
        List args = new ArrayList(values.length + 1);
        args.add(key);
        args.addAll(Arrays.asList(values));
        
        return write(key, StringCodec.INSTANCE, SREM, args.toArray());
    }

    @Override
    public byte[] sPop(byte[] key) {
        return write(key, ByteArrayCodec.INSTANCE, RedisCommands.SPOP_SINGLE, key);
    }

    private static final RedisCommand> SPOP = new RedisCommand>("SPOP", new ObjectListReplayDecoder());
    
    @Override
    public List sPop(byte[] key, long count) {
        return write(key, ByteArrayCodec.INSTANCE, SPOP, key, count);
    }
    
    @Override
    public Boolean sMove(byte[] srcKey, byte[] destKey, byte[] value) {
        return write(srcKey, StringCodec.INSTANCE, RedisCommands.SMOVE, srcKey, destKey, value);
    }

    private static final RedisStrictCommand SCARD = new RedisStrictCommand("SCARD");
    
    @Override
    public Long sCard(byte[] key) {
        return read(key, StringCodec.INSTANCE, SCARD, key);
    }

    @Override
    public Boolean sIsMember(byte[] key, byte[] value) {
        return read(key, StringCodec.INSTANCE, RedisCommands.SISMEMBER, key, value);
    }

    @Override
    public Set sInter(byte[]... keys) {
        return write(keys[0], ByteArrayCodec.INSTANCE, RedisCommands.SINTER, Arrays.asList(keys).toArray());
    }

    @Override
    public Long sInterStore(byte[] destKey, byte[]... keys) {
        List args = new ArrayList(keys.length + 1);
        args.add(destKey);
        args.addAll(Arrays.asList(keys));
        return write(keys[0], StringCodec.INSTANCE, RedisCommands.SINTERSTORE, args.toArray());
    }

    @Override
    public Set sUnion(byte[]... keys) {
        return write(keys[0], ByteArrayCodec.INSTANCE, RedisCommands.SUNION, Arrays.asList(keys).toArray());
    }

    @Override
    public Long sUnionStore(byte[] destKey, byte[]... keys) {
        List args = new ArrayList(keys.length + 1);
        args.add(destKey);
        args.addAll(Arrays.asList(keys));
        return write(keys[0], StringCodec.INSTANCE, RedisCommands.SUNIONSTORE, args.toArray());
    }

    @Override
    public Set sDiff(byte[]... keys) {
        return write(keys[0], ByteArrayCodec.INSTANCE, RedisCommands.SDIFF, Arrays.asList(keys).toArray());
    }

    @Override
    public Long sDiffStore(byte[] destKey, byte[]... keys) {
        List args = new ArrayList(keys.length + 1);
        args.add(destKey);
        args.addAll(Arrays.asList(keys));
        return write(keys[0], StringCodec.INSTANCE, RedisCommands.SDIFFSTORE, args.toArray());
    }

    @Override
    public Set sMembers(byte[] key) {
        return read(key, ByteArrayCodec.INSTANCE, RedisCommands.SMEMBERS, key);
    }

    @Override
    public byte[] sRandMember(byte[] key) {
        return read(key, ByteArrayCodec.INSTANCE, RedisCommands.SRANDMEMBER_SINGLE, key);
    }

    private static final RedisCommand> SRANDMEMBER = new RedisCommand<>("SRANDMEMBER", new ObjectListReplayDecoder<>());

    @Override
    public List sRandMember(byte[] key, long count) {
        return read(key, ByteArrayCodec.INSTANCE, SRANDMEMBER, key, count);
    }

    @Override
    public Cursor sScan(byte[] key, ScanOptions options) {
        return new KeyBoundCursor(key, 0, options) {

            private RedisClient client;

            @Override
            protected ScanIteration doScan(byte[] key, CursorId cursorId, ScanOptions options) {
                if (isQueueing() || isPipelined()) {
                    throw new UnsupportedOperationException("'SSCAN' cannot be called in pipeline / transaction mode.");
                }

                List args = new ArrayList();
                args.add(key);
                args.add(cursorId.getCursorId());
                if (options.getPattern() != null) {
                    args.add("MATCH");
                    args.add(options.getPattern());
                }
                if (options.getCount() != null) {
                    args.add("COUNT");
                    args.add(options.getCount());
                }
                
                RFuture> f = executorService.readAsync(client, key, ByteArrayCodec.INSTANCE, RedisCommands.SSCAN, args.toArray());
                ListScanResult res = syncFuture(f);
                client = res.getRedisClient();
                return new ScanIteration(Long.parseUnsignedLong(res.getPos()), res.getValues());
            }
        }.open();
    }

    @Override
    public Boolean zAdd(byte[] key, double score, byte[] value, ZAddArgs args) {
        List params = new ArrayList<>();
        params.add(key);

		if (args.contains(ZAddArgs.Flag.XX)) {
			params.add("XX");
		}
		if (args.contains(ZAddArgs.Flag.NX)) {
			params.add("NX");
		}
		if (args.contains(ZAddArgs.Flag.GT)) {
			params.add("GT");
		}
		if (args.contains(ZAddArgs.Flag.LT)) {
			params.add("LT");
		}
		if (args.contains(ZAddArgs.Flag.CH)) {
			params.add("CH");
		}

		params.add(BigDecimal.valueOf(score).toPlainString());
		params.add(value);

        return write(key, StringCodec.INSTANCE, RedisCommands.ZADD_BOOL, params.toArray());
    }

    @Override
    public Long zAdd(byte[] key, Set tuples, ZAddArgs args) {
        List params = new ArrayList<>(tuples.size()*2+1);
        params.add(key);

		if (args.contains(ZAddArgs.Flag.XX)) {
			params.add("XX");
		}
		if (args.contains(ZAddArgs.Flag.NX)) {
			params.add("NX");
		}
		if (args.contains(ZAddArgs.Flag.GT)) {
			params.add("GT");
		}
		if (args.contains(ZAddArgs.Flag.LT)) {
			params.add("LT");
		}
		if (args.contains(ZAddArgs.Flag.CH)) {
			params.add("CH");
		}

        for (Tuple entry : tuples) {
            params.add(BigDecimal.valueOf(entry.getScore()).toPlainString());
            params.add(entry.getValue());
        }
        return write(key, StringCodec.INSTANCE, RedisCommands.ZADD, params.toArray());
    }

    @Override
    public Long zRem(byte[] key, byte[]... values) {
        List params = new ArrayList(values.length+1);
        params.add(key);
        params.addAll(Arrays.asList(values));

        return write(key, StringCodec.INSTANCE, RedisCommands.ZREM_LONG, params.toArray());
    }

    @Override
    public Double zIncrBy(byte[] key, double increment, byte[] value) {
        return write(key, DoubleCodec.INSTANCE, RedisCommands.ZINCRBY,
                            key, new BigDecimal(increment).toPlainString(), value);
    }

    @Override
    public Long zRank(byte[] key, byte[] value) {
        return read(key, StringCodec.INSTANCE, RedisCommands.ZRANK, key, value);
    }

    @Override
    public Long zRevRank(byte[] key, byte[] value) {
        return read(key, StringCodec.INSTANCE, RedisCommands.ZREVRANK, key, value);
    }

    private static final RedisCommand> ZRANGE = new RedisCommand>("ZRANGE", new ObjectSetReplayDecoder());
    
    @Override
    public Set zRange(byte[] key, long start, long end) {
        return read(key, ByteArrayCodec.INSTANCE, ZRANGE, key, start, end);
    }

    private static final RedisCommand> ZRANGE_ENTRY = new RedisCommand>("ZRANGE", new ScoredSortedSetReplayDecoder());

    private static final RedisCommand> ZRANGE_ENTRY_V2 = new RedisCommand>("ZRANGE",
            new ListMultiDecoder2(new ObjectSetReplayDecoder(), new ScoredSortedSetReplayDecoderV2()));
    
    @Override
    public Set zRangeWithScores(byte[] key, long start, long end) {
        if (executorService.getServiceManager().isResp3()) {
            return read(key, ByteArrayCodec.INSTANCE, ZRANGE_ENTRY_V2, key, start, end, "WITHSCORES");
        }
        return read(key, ByteArrayCodec.INSTANCE, ZRANGE_ENTRY, key, start, end, "WITHSCORES");
    }

    private String value(org.springframework.data.domain.Range.Bound boundary, String defaultValue) {
        if (boundary == null) {
            return defaultValue;
        }

        Object score = boundary.getValue().orElse(null);
        if (score == null) {
            return defaultValue;
        }
        StringBuilder element = new StringBuilder();
        if (!boundary.isInclusive()) {
            element.append("(");
        } else {
            if (!(score instanceof Double)) {
                element.append("[");
            }
        }
        if (score instanceof Double) {
            if (Double.isInfinite((Double) score)) {
                element.append((Double)score > 0 ? "+inf" : "-inf");
            } else {
                element.append(BigDecimal.valueOf((Double)score).toPlainString());
            }
        } else {
            if (score instanceof byte[]) {
                element.append(new String((byte[]) score, StandardCharsets.UTF_8));
            } else {
                element.append(score);
            }
        }

        return element.toString();
    }
    
    private static final RedisCommand> ZRANGEBYSCORE = new RedisCommand>("ZRANGEBYSCORE", new ScoredSortedSetReplayDecoder());

    private static final RedisCommand> ZRANGEBYSCORE_V2 = new RedisCommand>("ZRANGEBYSCORE",
            new ListMultiDecoder2(new ObjectSetReplayDecoder(), new ScoredSortedSetReplayDecoderV2()));

    @Override
    public Set zRangeByScoreWithScores(byte[] key, org.springframework.data.domain.Range range, org.springframework.data.redis.connection.Limit  limit) {
        String min = value(range.getLowerBound(), "-inf");
        String max = value(range.getUpperBound(), "+inf");
        
        List args = new ArrayList();
        args.add(key);
        args.add(min);
        args.add(max);
        args.add("WITHSCORES");
        
        if (limit != null) {
            args.add("LIMIT");
            args.add(limit.getOffset());
            args.add(limit.getCount());
        }

        if (executorService.getServiceManager().isResp3()) {
            return read(key, ByteArrayCodec.INSTANCE, ZRANGEBYSCORE_V2, args.toArray());
        }
        return read(key, ByteArrayCodec.INSTANCE, ZRANGEBYSCORE, args.toArray());
    }

    private static final RedisCommand> ZREVRANGE = new RedisCommand>("ZREVRANGE", new ObjectSetReplayDecoder());
    
    @Override
    public Set zRevRange(byte[] key, long start, long end) {
        return read(key, ByteArrayCodec.INSTANCE, ZREVRANGE, key, start, end);
    }

    private static final RedisCommand> ZREVRANGE_ENTRY = new RedisCommand>("ZREVRANGE", new ScoredSortedSetReplayDecoder());

    private static final RedisCommand> ZREVRANGE_ENTRY_V2 = new RedisCommand("ZREVRANGE",
            new ListMultiDecoder2(new ObjectSetReplayDecoder(), new ScoredSortedSetReplayDecoderV2()));

    
    @Override
    public Set zRevRangeWithScores(byte[] key, long start, long end) {
        if (executorService.getServiceManager().isResp3()) {
            return read(key, ByteArrayCodec.INSTANCE, ZREVRANGE_ENTRY_V2, key, start, end, "WITHSCORES");
        }
        return read(key, ByteArrayCodec.INSTANCE, ZREVRANGE_ENTRY, key, start, end, "WITHSCORES");
    }

    @Override
    public Set zRevRangeByScore(byte[] key, double min, double max) {
        return zRevRangeByScore(key, org.springframework.data.domain.Range.closed(min, max));
    }
    
    private static final RedisCommand> ZREVRANGEBYSCORE = new RedisCommand>("ZREVRANGEBYSCORE", new ObjectSetReplayDecoder());
    private static final RedisCommand> ZREVRANGEBYSCOREWITHSCORES = new RedisCommand>("ZREVRANGEBYSCORE", new ScoredSortedSetReplayDecoder());

    private static final RedisCommand> ZREVRANGEBYSCOREWITHSCORES_V2 = new RedisCommand>("ZREVRANGEBYSCORE",
            new ListMultiDecoder2(new ObjectSetReplayDecoder(), new ScoredSortedSetReplayDecoderV2()));

    @Override
    public Set zRevRangeByScore(byte[] key, org.springframework.data.domain.Range range, org.springframework.data.redis.connection.Limit  limit) {
        String min = value(range.getLowerBound(), "-inf");
        String max = value(range.getUpperBound(), "+inf");
        
        List args = new ArrayList();
        args.add(key);
        args.add(max);
        args.add(min);
        
        if (limit != null) {
            args.add("LIMIT");
            args.add(limit.getOffset());
            args.add(limit.getCount());
        }

        return read(key, ByteArrayCodec.INSTANCE, ZREVRANGEBYSCORE, args.toArray());
    }

    @Override
    public Set zRevRangeByScoreWithScores(byte[] key, org.springframework.data.domain.Range range, org.springframework.data.redis.connection.Limit  limit) {
        String min = value(range.getLowerBound(), "-inf");
        String max = value(range.getUpperBound(), "+inf");

        List args = new ArrayList();
        args.add(key);
        args.add(max);
        args.add(min);
        args.add("WITHSCORES");

        if (limit != null) {
            args.add("LIMIT");
            args.add(limit.getOffset());
            args.add(limit.getCount());
        }

        if (executorService.getServiceManager().isResp3()) {
            return read(key, ByteArrayCodec.INSTANCE, ZREVRANGEBYSCOREWITHSCORES_V2, args.toArray());
        }
        return read(key, ByteArrayCodec.INSTANCE, ZREVRANGEBYSCOREWITHSCORES, args.toArray());
    }

    @Override
    public Long zCount(byte[] key, double min, double max) {
        return zCount(key, org.springframework.data.domain.Range.closed(min, max));
    }

    private static final RedisStrictCommand ZCOUNT = new RedisStrictCommand("ZCOUNT");
    
    @Override
    public Long zCount(byte[] key, org.springframework.data.domain.Range range) {
        String min = value(range.getLowerBound(), "-inf");
        String max = value(range.getUpperBound(), "+inf");
        return read(key, StringCodec.INSTANCE, ZCOUNT, key, min, max);
    }

    @Override
    public Long zCard(byte[] key) {
        return read(key, StringCodec.INSTANCE, RedisCommands.ZCARD, key);
    }

    @Override
    public Double zScore(byte[] key, byte[] value) {
        return read(key, StringCodec.INSTANCE, RedisCommands.ZSCORE, key, value);
    }

    private static final RedisStrictCommand ZREMRANGEBYRANK = new RedisStrictCommand("ZREMRANGEBYRANK");
    private static final RedisStrictCommand ZREMRANGEBYSCORE = new RedisStrictCommand("ZREMRANGEBYSCORE");
    
    @Override
    public Long zRemRange(byte[] key, long start, long end) {
        return write(key, StringCodec.INSTANCE, ZREMRANGEBYRANK, key, start, end);
    }

    @Override
    public Long zRemRangeByScore(byte[] key, double min, double max) {
        return zRemRangeByScore(key, org.springframework.data.domain.Range.closed(min, max));
    }

    @Override
    public Long zRemRangeByScore(byte[] key, org.springframework.data.domain.Range range) {
        String min = value(range.getLowerBound(), "-inf");
        String max = value(range.getUpperBound(), "+inf");
        return write(key, StringCodec.INSTANCE, ZREMRANGEBYSCORE, key, min, max);
    }

    @Override
    public Long zUnionStore(byte[] destKey, byte[]... sets) {
        return zUnionStore(destKey, null, (Weights)null, sets);
    }
    
    private static final RedisStrictCommand ZUNIONSTORE = new RedisStrictCommand("ZUNIONSTORE");

    @Override
    public Long zUnionStore(byte[] destKey, Aggregate aggregate, Weights weights, byte[]... sets) {
        List args = new ArrayList(sets.length*2 + 5);
        args.add(destKey);
        args.add(sets.length);
        args.addAll(Arrays.asList(sets));
        if (weights != null) {
            args.add("WEIGHTS");
            for (double weight : weights.toArray()) {
                args.add(BigDecimal.valueOf(weight).toPlainString());
            }
        }
        if (aggregate != null) {
            args.add("AGGREGATE");
            args.add(aggregate.name());
        }
        return write(destKey, LongCodec.INSTANCE, ZUNIONSTORE, args.toArray());
    }

    private static final RedisStrictCommand ZINTERSTORE = new RedisStrictCommand("ZINTERSTORE");
    
    @Override
    public Long zInterStore(byte[] destKey, byte[]... sets) {
        return zInterStore(destKey, null, (Weights)null, sets);
    }

    @Override
    public Long zInterStore(byte[] destKey, Aggregate aggregate, Weights weights, byte[]... sets) {
        List args = new ArrayList(sets.length*2 + 5);
        args.add(destKey);
        args.add(sets.length);
        args.addAll(Arrays.asList(sets));
        if (weights != null) {
            args.add("WEIGHTS");
            for (double weight : weights.toArray()) {
                args.add(BigDecimal.valueOf(weight).toPlainString());
            }
        }
        if (aggregate != null) {
            args.add("AGGREGATE");
            args.add(aggregate.name());
        }
        return write(destKey, StringCodec.INSTANCE, ZINTERSTORE, args.toArray());
    }

    private static final RedisCommand> ZSCAN = new RedisCommand<>("ZSCAN", new ListMultiDecoder2(new ListScanResultReplayDecoder(), new ScoredSortedListReplayDecoder()));

    @Override
    public Cursor zScan(byte[] key, ScanOptions options) {
        return new KeyBoundCursor(key, 0, options) {

            private RedisClient client;

            @Override
            protected ScanIteration doScan(byte[] key, CursorId cursorId, ScanOptions options) {
                if (isQueueing() || isPipelined()) {
                    throw new UnsupportedOperationException("'ZSCAN' cannot be called in pipeline / transaction mode.");
                }

                List args = new ArrayList();
                args.add(key);
                args.add(cursorId.getCursorId());
                if (options.getPattern() != null) {
                    args.add("MATCH");
                    args.add(options.getPattern());
                }
                if (options.getCount() != null) {
                    args.add("COUNT");
                    args.add(options.getCount());
                }
                
                RFuture> f = executorService.readAsync(client, key, ByteArrayCodec.INSTANCE, ZSCAN, args.toArray());
                ListScanResult res = syncFuture(f);
                client = res.getRedisClient();
                return new ScanIteration(Long.parseUnsignedLong(res.getPos()), res.getValues());
            }
        }.open();
    }

    @Override
    public Set zRangeByScore(byte[] key, String min, String max) {
        return read(key, ByteArrayCodec.INSTANCE, RedisCommands.ZRANGEBYSCORE, key, min, max);
    }

    @Override
    public Set zRangeByScore(byte[] key, String min, String max, long offset, long count) {
        return read(key, ByteArrayCodec.INSTANCE, RedisCommands.ZRANGEBYSCORE, key, min, max, "LIMIT", offset, count);
    }

    @Override
    public Set zRangeByScore(byte[] key, org.springframework.data.domain.Range range, org.springframework.data.redis.connection.Limit limit) {
        String min = value(range.getLowerBound(), "-inf");
        String max = value(range.getUpperBound(), "+inf");

        List args = new ArrayList();
        args.add(key);
        args.add(min);
        args.add(max);

        if (limit != null) {
            args.add("LIMIT");
            args.add(limit.getOffset());
            args.add(limit.getCount());
        }

        return read(key, ByteArrayCodec.INSTANCE, RedisCommands.ZRANGEBYSCORE, args.toArray());
    }

    private static final RedisCommand> ZRANGEBYLEX = new RedisCommand>("ZRANGEBYLEX", new ObjectSetReplayDecoder());

    @Override
    public Set zRangeByLex(byte[] key, org.springframework.data.domain.Range range, org.springframework.data.redis.connection.Limit  limit) {
        String min = value(range.getLowerBound(), "-");
        String max = value(range.getUpperBound(), "+");

        List args = new ArrayList();
        args.add(key);
        args.add(min);
        args.add(max);

        if (limit != null) {
            args.add("LIMIT");
            args.add(limit.getOffset());
            args.add(limit.getCount());
        }

        return read(key, ByteArrayCodec.INSTANCE, ZRANGEBYLEX, args.toArray());
    }

    @Override
    public Boolean hSet(byte[] key, byte[] field, byte[] value) {
        return write(key, StringCodec.INSTANCE, RedisCommands.HSET, key, field, value);
    }

    @Override
    public Boolean hSetNX(byte[] key, byte[] field, byte[] value) {
        return write(key, StringCodec.INSTANCE, RedisCommands.HSETNX, key, field, value);
    }

    @Override
    public byte[] hGet(byte[] key, byte[] field) {
        return read(key, ByteArrayCodec.INSTANCE, RedisCommands.HGET, key, field);
    }

    private static final RedisCommand> HMGET = new RedisCommand>("HMGET", new ObjectListReplayDecoder());
    
    @Override
    public List hMGet(byte[] key, byte[]... fields) {
        List args = new ArrayList(fields.length + 1);
        args.add(key);
        args.addAll(Arrays.asList(fields));
        return read(key, ByteArrayCodec.INSTANCE, HMGET, args.toArray());
    }

    @Override
    public void hMSet(byte[] key, Map hashes) {
        List params = new ArrayList(hashes.size()*2 + 1);
        params.add(key);
        for (Map.Entry entry : hashes.entrySet()) {
            params.add(entry.getKey());
            params.add(entry.getValue());
        }

        write(key, StringCodec.INSTANCE, RedisCommands.HMSET, params.toArray());
    }
    
    private static final RedisCommand HINCRBY = new RedisCommand("HINCRBY");

    @Override
    public Long hIncrBy(byte[] key, byte[] field, long delta) {
        return write(key, StringCodec.INSTANCE, HINCRBY, key, field, delta);
    }
    
    private static final RedisCommand HINCRBYFLOAT = new RedisCommand("HINCRBYFLOAT", new DoubleReplayConvertor());

    @Override
    public Double hIncrBy(byte[] key, byte[] field, double delta) {
        return write(key, StringCodec.INSTANCE, HINCRBYFLOAT, key, field, BigDecimal.valueOf(delta).toPlainString());
    }

    @Override
    public Boolean hExists(byte[] key, byte[] field) {
        return read(key, StringCodec.INSTANCE, RedisCommands.HEXISTS, key, field);
    }

    @Override
    public Long hDel(byte[] key, byte[]... fields) {
        List args = new ArrayList(fields.length + 1);
        args.add(key);
        args.addAll(Arrays.asList(fields));
        return write(key, StringCodec.INSTANCE, RedisCommands.HDEL, args.toArray());
    }
    
    private static final RedisStrictCommand HLEN = new RedisStrictCommand("HLEN");

    @Override
    public Long hLen(byte[] key) {
        return read(key, StringCodec.INSTANCE, HLEN, key);
    }

    @Override
    public Set hKeys(byte[] key) {
        return read(key, ByteArrayCodec.INSTANCE, RedisCommands.HKEYS, key);
    }

    @Override
    public List hVals(byte[] key) {
        return read(key, ByteArrayCodec.INSTANCE, RedisCommands.HVALS, key);
    }

    @Override
    public Map hGetAll(byte[] key) {
        return read(key, ByteArrayCodec.INSTANCE, RedisCommands.HGETALL, key);
    }

    @Override
    public Cursor> hScan(byte[] key, ScanOptions options) {
        return new KeyBoundCursor>(key, 0, options) {

            private RedisClient client;

            @Override
            protected ScanIteration> doScan(byte[] key, CursorId cursorId, ScanOptions options) {
                if (isQueueing() || isPipelined()) {
                    throw new UnsupportedOperationException("'HSCAN' cannot be called in pipeline / transaction mode.");
                }

                List args = new ArrayList();
                args.add(key);
                args.add(cursorId.getCursorId());
                if (options.getPattern() != null) {
                    args.add("MATCH");
                    args.add(options.getPattern());
                }
                if (options.getCount() != null) {
                    args.add("COUNT");
                    args.add(options.getCount());
                }
                
                RFuture> f = executorService.readAsync(client, key, ByteArrayCodec.INSTANCE, RedisCommands.HSCAN, args.toArray());
                MapScanResult res = syncFuture(f);
                client = res.getRedisClient();
                return new ScanIteration<>(Long.parseUnsignedLong(res.getPos()), res.getValues());
            }
        }.open();
    }

    @Override
    public void multi() {
        if (isQueueing()) {
            return;
        }

        if (isPipelined()) {
            BatchOptions options = BatchOptions.defaults()
                    .executionMode(ExecutionMode.IN_MEMORY_ATOMIC);
            this.executorService = executorService.createCommandBatchService(options);
            return;
        }
        
        BatchOptions options = BatchOptions.defaults()
            .executionMode(ExecutionMode.REDIS_WRITE_ATOMIC);
        this.executorService = executorService.createCommandBatchService(options);
    }

    @Override
    public List exec() {
        if (isPipelinedAtomic()) {
            return null;
        }
        if (isQueueing()) {
            try {
                BatchResult result = ((CommandBatchService)executorService).execute();
                filterResults(result);
                return (List) result.getResponses();
            } catch (Exception ex) {
                throw transform(ex);
            } finally {
                resetConnection();
            }
        } else {
            throw new InvalidDataAccessApiUsageException("Not in transaction mode. Please invoke multi method");
        }
    }

    protected void filterResults(BatchResult result) {
        if (result.getResponses().isEmpty()) {
            return;
        }

        int t = 0;
        for (Integer index : indexToRemove) {
            index -= t;
            result.getResponses().remove((int)index);
            t++;
        }
        for (ListIterator iterator = (ListIterator) result.getResponses().listIterator(); iterator.hasNext();) {
            Object object = iterator.next();
            if (object instanceof String) {
                iterator.set(((String) object).getBytes());
            }
        }
    }

    protected void resetConnection() {
        executorService = (CommandAsyncService) this.redisson.getCommandExecutor();
        index = -1;
        indexToRemove.clear();
    }

    @Override
    public void discard() {
        if (isQueueing()) {
            syncFuture(executorService.writeAsync(null, RedisCommands.DISCARD));
            resetConnection();
        } else {
            throw new InvalidDataAccessApiUsageException("Not in transaction mode. Please invoke multi method");
        }
    }

    @Override
    public void watch(byte[]... keys) {
        if (isQueueing()) {
            throw new UnsupportedOperationException();
        }

        syncFuture(executorService.writeAsync(null, RedisCommands.WATCH, keys));
    }

    @Override
    public void unwatch() {
        syncFuture(executorService.writeAsync(null, RedisCommands.UNWATCH));
    }

    @Override
    public boolean isSubscribed() {
        return subscription != null && subscription.isAlive();
    }

    @Override
    public Subscription getSubscription() {
        return subscription;
    }

    @Override
    public Long publish(byte[] channel, byte[] message) {
        return write(channel, StringCodec.INSTANCE, RedisCommands.PUBLISH, channel, message);
    }

    @Override
    public void subscribe(MessageListener listener, byte[]... channels) {
        checkSubscription();
        
        subscription = new RedissonSubscription(executorService, redisson.getConnectionManager().getSubscribeService(), listener);
        subscription.subscribe(channels);
    }

    private void checkSubscription() {
        if (subscription != null) {
            throw new RedisSubscribedConnectionException("Connection already subscribed");
        }
        
        if (isQueueing()) {
            throw new UnsupportedOperationException("Not supported in queueing mode");
        }
        if (isPipelined()) {
            throw new UnsupportedOperationException("Not supported in pipelined mode");
        }
    }

    @Override
    public void pSubscribe(MessageListener listener, byte[]... patterns) {
        checkSubscription();
        
        subscription = new RedissonSubscription(executorService, redisson.getConnectionManager().getSubscribeService(), listener);
        subscription.pSubscribe(patterns);
    }

    @Override
    public void select(int dbIndex) {
        throw new UnsupportedOperationException();
    }

    private static final RedisCommand ECHO = new RedisCommand("ECHO");
    
    @Override
    public byte[] echo(byte[] message) {
        return read(null, ByteArrayCodec.INSTANCE, ECHO, message);
    }

    @Override
    public String ping() {
        return read(null, StringCodec.INSTANCE, RedisCommands.PING);
    }
    
//    @Override
//    public void bgWriteAof() {
//        throw new UnsupportedOperationException();
//    }

    @Override
    public void bgReWriteAof() {
        write(null, StringCodec.INSTANCE, RedisCommands.BGREWRITEAOF);
    }
    
    @Override
    public void bgSave() {
        write(null, StringCodec.INSTANCE, RedisCommands.BGSAVE);
    }
    
    @Override
    public Long lastSave() {
        return write(null, StringCodec.INSTANCE, RedisCommands.LASTSAVE);
    }
    
    private static final RedisStrictCommand SAVE = new RedisStrictCommand("SAVE", new VoidReplayConvertor());

    @Override
    public void save() {
        write(null, StringCodec.INSTANCE, SAVE);
    }

    @Override
    public Long dbSize() {
        if (isQueueing()) {
            return read(null, StringCodec.INSTANCE, RedisCommands.DBSIZE);
        }

        List> futures = executorService.readAllAsync(RedisCommands.DBSIZE);
        CompletableFuture f = CompletableFuture.allOf(futures.toArray(new CompletableFuture[0]));
        CompletableFuture s = f.thenApply(r -> futures.stream().mapToLong(v -> v.getNow(0L)).sum());
        CompletableFutureWrapper ff = new CompletableFutureWrapper<>(s);
        return sync(ff);
    }

    @Override
    public void flushDb() {
        if (isQueueing() || isPipelined()) {
            write(null, StringCodec.INSTANCE, RedisCommands.FLUSHDB);
            return;
        }
        
        RFuture f = executorService.writeAllVoidAsync(RedisCommands.FLUSHDB);
        sync(f);
    }

    @Override
    public void flushAll() {
        RFuture f = executorService.writeAllVoidAsync(RedisCommands.FLUSHALL);
        sync(f);
    }

    private static final RedisStrictCommand INFO_DEFAULT = new RedisStrictCommand("INFO", "DEFAULT", new ObjectDecoder(new PropertiesDecoder()));
    private static final RedisStrictCommand INFO = new RedisStrictCommand("INFO", new ObjectDecoder(new PropertiesDecoder()));
    
    @Override
    public Properties info() {
        return read(null, StringCodec.INSTANCE, INFO_DEFAULT);
    }

    @Override
    public Properties info(String section) {
        return read(null, StringCodec.INSTANCE, INFO, section);
    }

    @Override
    public void shutdown() {
        throw new UnsupportedOperationException();
    }

    @Override
    public void shutdown(ShutdownOption option) {
        throw new UnsupportedOperationException();
    }

    private static final RedisStrictCommand CONFIG_GET = new RedisStrictCommand("CONFIG", "GET", new PropertiesListDecoder());
    
    @Override
    public Properties getConfig(String pattern) {
        return read(null, StringCodec.INSTANCE, CONFIG_GET, pattern);
    }

    @Override
    public void setConfig(String param, String value) {
        write(null, StringCodec.INSTANCE, RedisCommands.CONFIG_SET, param, value);
    }

    @Override
    public void resetConfigStats() {
        write(null, StringCodec.INSTANCE, RedisCommands.CONFIG_RESETSTAT);
    }

    @Override
    public void killClient(String host, int port) {
        throw new UnsupportedOperationException();
    }

    @Override
    public void setClientName(byte[] name) {
        throw new UnsupportedOperationException("Should be defined through Redisson Config object");
    }

    @Override
    public String getClientName() {
        throw new UnsupportedOperationException();
    }

    @Override
    public List getClientList() {
        throw new UnsupportedOperationException();
    }

//    @Override
//    public void slaveOf(String host, int port) {
//        throw new UnsupportedOperationException();
//    }
//
//    @Override
//    public void slaveOfNoOne() {
//        throw new UnsupportedOperationException();
//    }

    @Override
    public void migrate(byte[] key, RedisNode target, int dbIndex, MigrateOption option) {
        migrate(key, target, dbIndex, option, Long.MAX_VALUE);
    }

    @Override
    public void migrate(byte[] key, RedisNode target, int dbIndex, MigrateOption option, long timeout) {
        write(key, StringCodec.INSTANCE, RedisCommands.MIGRATE, target.getHost(), target.getPort(), key, dbIndex, timeout);
    }

    @Override
    public void scriptFlush() {
        if (isQueueing() || isPipelined()) {
            throw new UnsupportedOperationException();
        }

        RFuture f = executorService.writeAllVoidAsync(RedisCommands.SCRIPT_FLUSH);
        sync(f);
    }

    @Override
    public void scriptKill() {
        throw new UnsupportedOperationException();
    }

    @Override
    public String scriptLoad(byte[] script) {
        if (isQueueing()) {
            throw new UnsupportedOperationException();
        }
        if (isPipelined()) {
            throw new UnsupportedOperationException();
        }

        List> futures = executorService.executeAllAsync(RedisCommands.SCRIPT_LOAD, (Object)script);
        CompletableFuture f = CompletableFuture.allOf(futures.toArray(new CompletableFuture[0]));
        CompletableFuture s = f.thenApply(r -> futures.get(0).getNow(null));
        return sync(new CompletableFutureWrapper<>(s));
    }

    @Override
    public List scriptExists(final String... scriptShas) {
        if (isQueueing() || isPipelined()) {
            throw new UnsupportedOperationException();
        }

        List>> futures = executorService.writeAllAsync(RedisCommands.SCRIPT_EXISTS, (Object[]) scriptShas);
        CompletableFuture f = CompletableFuture.allOf(futures.toArray(new CompletableFuture[0]));
        CompletableFuture> s = f.thenApply(r -> {
            List result = futures.get(0).getNow(new ArrayList<>());
            for (CompletableFuture> future : futures.subList(1, futures.size())) {
                List l = future.getNow(new ArrayList<>());
                for (int i = 0; i < l.size(); i++) {
                    result.set(i, result.get(i) | l.get(i));
                }
            }
            return result;
        });
        return sync(new CompletableFutureWrapper<>(s));
    }

    @Override
    public  T eval(byte[] script, ReturnType returnType, int numKeys, byte[]... keysAndArgs) {
        if (isQueueing()) {
            throw new UnsupportedOperationException();
        }
        if (isPipelined()) {
            throw new UnsupportedOperationException();
        }

        RedisCommand c = toCommand(returnType, "EVAL");
        List params = new ArrayList();
        params.add(script);
        params.add(numKeys);
        params.addAll(Arrays.asList(keysAndArgs));

        byte[] key = getKey(numKeys, keysAndArgs);
        return write(key, ByteArrayCodec.INSTANCE, c, params.toArray());
    }

    protected RedisCommand toCommand(ReturnType returnType, String name) {
        RedisCommand c = null;
        if (returnType == ReturnType.BOOLEAN) {
            c = org.redisson.api.RScript.ReturnType.BOOLEAN.getCommand();
        } else if (returnType == ReturnType.INTEGER) {
            c = org.redisson.api.RScript.ReturnType.INTEGER.getCommand();
        } else if (returnType == ReturnType.MULTI) {
            c = org.redisson.api.RScript.ReturnType.MULTI.getCommand();
            return new RedisCommand(c, name, new BinaryConvertor());
        } else if (returnType == ReturnType.STATUS) {
            c = org.redisson.api.RScript.ReturnType.STATUS.getCommand();
        } else if (returnType == ReturnType.VALUE) {
            c = org.redisson.api.RScript.ReturnType.VALUE.getCommand();
            return new RedisCommand(c, name, new BinaryConvertor());
        }
        return new RedisCommand(c, name);
    }

    @Override
    public  T evalSha(String scriptSha, ReturnType returnType, int numKeys, byte[]... keysAndArgs) {
        if (isQueueing()) {
            throw new UnsupportedOperationException();
        }
        if (isPipelined()) {
            throw new UnsupportedOperationException();
        }

        RedisCommand c = toCommand(returnType, "EVALSHA");
        List params = new ArrayList();
        params.add(scriptSha);
        params.add(numKeys);
        params.addAll(Arrays.asList(keysAndArgs));

        byte[] key = getKey(numKeys, keysAndArgs);
        return write(key, ByteArrayCodec.INSTANCE, c, params.toArray());
    }

    @Override
    public  T evalSha(byte[] scriptSha, ReturnType returnType, int numKeys, byte[]... keysAndArgs) {
        RedisCommand c = toCommand(returnType, "EVALSHA");
        List params = new ArrayList();
        params.add(scriptSha);
        params.add(numKeys);
        params.addAll(Arrays.asList(keysAndArgs));

        byte[] key = getKey(numKeys, keysAndArgs);
        return write(key, ByteArrayCodec.INSTANCE, c, params.toArray());
    }

    private static byte[] getKey(int numKeys, byte[][] keysAndArgs) {
        if (numKeys > 0 && keysAndArgs.length > 0) {
            return keysAndArgs[0];
        }
        return null;
    }

    @Override
    public Long geoAdd(byte[] key, Point point, byte[] member) {
        return write(key, StringCodec.INSTANCE, RedisCommands.GEOADD, key, point.getX(), point.getY(), member);
    }

    @Override
    public Long geoAdd(byte[] key, GeoLocation location) {
        return write(key, StringCodec.INSTANCE, RedisCommands.GEOADD, key, location.getPoint().getX(), location.getPoint().getY(), location.getName());
    }

    @Override
    public Long geoAdd(byte[] key, Map memberCoordinateMap) {
        List params = new ArrayList(memberCoordinateMap.size()*3 + 1);
        params.add(key);
        for (Entry entry : memberCoordinateMap.entrySet()) {
            params.add(entry.getValue().getX());
            params.add(entry.getValue().getY());
            params.add(entry.getKey());
        }
        return write(key, StringCodec.INSTANCE, RedisCommands.GEOADD, params.toArray());
    }

    @Override
    public Long geoAdd(byte[] key, Iterable> locations) {
        List params = new ArrayList();
        params.add(key);
        for (GeoLocation location : locations) {
            params.add(location.getPoint().getX());
            params.add(location.getPoint().getY());
            params.add(location.getName());
        }
        return write(key, StringCodec.INSTANCE, RedisCommands.GEOADD, params.toArray());
    }

    @Override
    public Distance geoDist(byte[] key, byte[] member1, byte[] member2) {
        return geoDist(key, member1, member2, DistanceUnit.METERS);
    }

    @Override
    public Distance geoDist(byte[] key, byte[] member1, byte[] member2, Metric metric) {
        return read(key, DoubleCodec.INSTANCE, new RedisCommand("GEODIST", new DistanceConvertor(metric)), key, member1, member2, getAbbreviation(metric));
    }

    private static final RedisCommand> GEOHASH = new RedisCommand>("GEOHASH", new ObjectListReplayDecoder());

    @Override
    public List geoHash(byte[] key, byte[]... members) {
        List params = new ArrayList(members.length + 1);
        params.add(key);
        for (byte[] member : members) {
            params.add(member);
        }
        return read(key, StringCodec.INSTANCE, GEOHASH, params.toArray());
    }

    private final MultiDecoder> geoDecoder = new ListMultiDecoder2(new ObjectListReplayDecoder2(), new PointDecoder());

    @Override
    public List geoPos(byte[] key, byte[]... members) {
        List params = new ArrayList(members.length + 1);
        params.add(key);
        params.addAll(Arrays.asList(members));
        
        RedisCommand> command = new RedisCommand>("GEOPOS", geoDecoder);
        return read(key, StringCodec.INSTANCE, command, params.toArray());
    }

    private String convert(double longitude) {
        return BigDecimal.valueOf(longitude).toPlainString();
    }

    private final MultiDecoder>> postitionDecoder = new ListMultiDecoder2(new GeoResultsDecoder(), new CodecDecoder(), new PointDecoder(), new ObjectListReplayDecoder());
    
    @Override
    public GeoResults> geoRadius(byte[] key, Circle within) {
        RedisCommand>> command = new RedisCommand>>("GEORADIUS_RO", new GeoResultsDecoder());
        return read(key, ByteArrayCodec.INSTANCE, command, key, 
                        convert(within.getCenter().getX()), convert(within.getCenter().getY()), 
                        within.getRadius().getValue(), getAbbreviation(within.getRadius().getMetric()));
    }
    
    @Override
    public GeoResults> geoRadius(byte[] key, Circle within, GeoRadiusCommandArgs args) {
        List params = new ArrayList();
        params.add(key);
        params.add(convert(within.getCenter().getX()));
        params.add(convert(within.getCenter().getY()));
        params.add(within.getRadius().getValue());
        params.add(getAbbreviation(within.getRadius().getMetric()));
        
        RedisCommand>> command;
        if (args.getFlags().contains(GeoRadiusCommandArgs.Flag.WITHCOORD)) {
            command = new RedisCommand>>("GEORADIUS_RO", postitionDecoder);
            params.add("WITHCOORD");
        } else {
            MultiDecoder>> distanceDecoder = new ListMultiDecoder2(new GeoResultsDecoder(within.getRadius().getMetric()), new GeoDistanceDecoder());
            command = new RedisCommand>>("GEORADIUS_RO", distanceDecoder);
            params.add("WITHDIST");
        }
        
        if (args.getLimit() != null) {
            params.add("COUNT");
            params.add(args.getLimit());
        }
        if (args.getSortDirection() != null) {
            params.add(args.getSortDirection().name());
        }
        
        return read(key, ByteArrayCodec.INSTANCE, command, params.toArray());
    }

    private String getAbbreviation(Metric metric) {
        if (ObjectUtils.nullSafeEquals(Metrics.NEUTRAL, metric)) {
            return DistanceUnit.METERS.getAbbreviation();
        }
        return metric.getAbbreviation();
    }

    @Override
    public GeoResults> geoRadiusByMember(byte[] key, byte[] member, double radius) {
        return geoRadiusByMember(key, member, new Distance(radius, DistanceUnit.METERS));
    }

    private static final RedisCommand>> GEORADIUSBYMEMBER = new RedisCommand>>("GEORADIUSBYMEMBER_RO", new GeoResultsDecoder());
    
    @Override
    public GeoResults> geoRadiusByMember(byte[] key, byte[] member, Distance radius) {
        return read(key, ByteArrayCodec.INSTANCE, GEORADIUSBYMEMBER, key, member, radius.getValue(), getAbbreviation(radius.getMetric()));
    }

    @Override
    public GeoResults> geoRadiusByMember(byte[] key, byte[] member, Distance radius,
            GeoRadiusCommandArgs args) {
        List params = new ArrayList();
        params.add(key);
        params.add(member);
        params.add(radius.getValue());
        params.add(getAbbreviation(radius.getMetric()));
        
        RedisCommand>> command;
        if (args.getFlags().contains(GeoRadiusCommandArgs.Flag.WITHCOORD)) {
            command = new RedisCommand>>("GEORADIUSBYMEMBER_RO", postitionDecoder);
            params.add("WITHCOORD");
        } else {
            MultiDecoder>> distanceDecoder = new ListMultiDecoder2(new GeoResultsDecoder(radius.getMetric()), new GeoDistanceDecoder());
            command = new RedisCommand>>("GEORADIUSBYMEMBER_RO", distanceDecoder);
            params.add("WITHDIST");
        }
        
        if (args.getLimit() != null) {
            params.add("COUNT");
            params.add(args.getLimit());
        }
        if (args.getSortDirection() != null) {
            params.add(args.getSortDirection().name());
        }
        
        return read(key, ByteArrayCodec.INSTANCE, command, params.toArray());
    }

    @Override
    public Long geoRemove(byte[] key, byte[]... members) {
        return zRem(key, members);
    }

    @Override
    public GeoResults> geoSearch(byte[] key, GeoReference reference, GeoShape predicate, GeoSearchCommandArgs args) {
        Assert.notNull(args, "Args must not be null!");
        Assert.notNull(key, "Key must not be null!");
        Assert.notNull(predicate, "Shape must not be null!");
        Assert.notNull(reference, "Reference must not be null!");

        List commandParams = new ArrayList<>();
        commandParams.add(key);

        if (reference instanceof GeoReference.GeoCoordinateReference) {
            GeoReference.GeoCoordinateReference ref = (GeoReference.GeoCoordinateReference) reference;
            commandParams.add("FROMLONLAT");
            commandParams.add(convert(ref.getLongitude()));
            commandParams.add(convert(ref.getLatitude()));
        } else if (reference instanceof GeoReference.GeoMemberReference) {
            GeoReference.GeoMemberReference ref = (GeoReference.GeoMemberReference) reference;
            commandParams.add("FROMMEMBER");
            commandParams.add(encode(ref.getMember()));
        }

        if (predicate instanceof RadiusShape) {
            commandParams.add("BYRADIUS");
            RadiusShape shape = (RadiusShape) predicate;
            commandParams.add(shape.getRadius().getValue());
            commandParams.add(convert(shape.getMetric()).getAbbreviation());
        } else if (predicate instanceof BoxShape) {
            BoxShape shape = (BoxShape) predicate;
            commandParams.add("BYBOX");
            commandParams.add(shape.getBoundingBox().getWidth().getValue());
            commandParams.add(shape.getBoundingBox().getHeight().getValue());
            commandParams.add(convert(shape.getMetric()).getAbbreviation());
        }

        if (args.hasSortDirection()) {
            commandParams.add(args.getSortDirection());
        }
        if (args.getLimit() != null) {
            commandParams.add("COUNT");
            commandParams.add(args.getLimit());
            if (args.hasAnyLimit()) {
                commandParams.add("ANY");
            }
        }
        RedisCommand>> cmd;
        if (args.getFlags().contains(GeoRadiusCommandArgs.Flag.WITHCOORD)) {
            cmd = new RedisCommand<>("GEOSEARCH", postitionDecoder);
            commandParams.add("WITHCOORD");
        } else {
            MultiDecoder>> distanceDecoder = new ListMultiDecoder2(new GeoResultsDecoder(predicate.getMetric()), new GeoDistanceDecoder());
            cmd = new RedisCommand<>("GEOSEARCH", distanceDecoder);
            commandParams.add("WITHDIST");
        }

        return read(key, ByteArrayCodec.INSTANCE, cmd, commandParams.toArray());
    }

    @Override
    public Long geoSearchStore(byte[] destKey, byte[] key, GeoReference reference, GeoShape predicate, GeoSearchStoreCommandArgs args) {
        Assert.notNull(args, "Args must not be null!");
        Assert.notNull(key, "Key must not be null!");
        Assert.notNull(destKey, "DestKey must not be null!");
        Assert.notNull(predicate, "Shape must not be null!");
        Assert.notNull(reference, "Reference must not be null!");

        List commandParams = new ArrayList<>();
        commandParams.add(destKey);
        commandParams.add(key);

        if (reference instanceof GeoReference.GeoCoordinateReference) {
            GeoReference.GeoCoordinateReference ref = (GeoReference.GeoCoordinateReference) reference;
            commandParams.add("FROMLONLAT");
            commandParams.add(convert(ref.getLongitude()));
            commandParams.add(convert(ref.getLatitude()));
        } else if (reference instanceof GeoReference.GeoMemberReference) {
            GeoReference.GeoMemberReference ref = (GeoReference.GeoMemberReference) reference;
            commandParams.add("FROMMEMBER");
            commandParams.add(encode(ref.getMember()));
        }

        if (predicate instanceof RadiusShape) {
            RadiusShape shape = (RadiusShape) predicate;
            commandParams.add("BYRADIUS");
            commandParams.add(shape.getRadius().getValue());
            commandParams.add(convert(shape.getMetric()).getAbbreviation());
        } else if (predicate instanceof BoxShape) {
            BoxShape shape = (BoxShape) predicate;
            commandParams.add("BYBOX");
            commandParams.add(shape.getBoundingBox().getWidth().getValue());
            commandParams.add(shape.getBoundingBox().getHeight().getValue());
            commandParams.add(convert(shape.getMetric()).getAbbreviation());
        }

        if (args.hasSortDirection()) {
            commandParams.add(args.getSortDirection());
        }
        if (args.getLimit() != null) {
            commandParams.add("COUNT");
            commandParams.add(args.getLimit());
            if (args.hasAnyLimit()) {
                commandParams.add("ANY");
            }
        }
        if (args.isStoreDistance()) {
            commandParams.add("STOREDIST");
        }

        return write(key, LongCodec.INSTANCE, RedisCommands.GEOSEARCHSTORE_STORE, commandParams.toArray());
    }

    private Metric convert(Metric metric) {
        if (metric == Metrics.NEUTRAL) {
            return DistanceUnit.METERS;
        }
        return metric;
    }

    private ByteBuf encode(Object value) {
        return executorService.encode(ByteArrayCodec.INSTANCE, value);
    }
    private static final RedisCommand PFADD = new RedisCommand("PFADD");

    @Override
    public Long pfAdd(byte[] key, byte[]... values) {
        List params = new ArrayList(values.length + 1);
        params.add(key);
        for (byte[] member : values) {
            params.add(member);
        }

        return write(key, StringCodec.INSTANCE, PFADD, params.toArray());
    }

    @Override
    public Long pfCount(byte[]... keys) {
        Assert.notEmpty(keys, "PFCOUNT requires at least one non 'null' key.");
        Assert.noNullElements(keys, "Keys for PFOUNT must not contain 'null'.");

        return write(keys[0], StringCodec.INSTANCE, RedisCommands.PFCOUNT, Arrays.asList(keys).toArray());
    }

    @Override
    public void pfMerge(byte[] destinationKey, byte[]... sourceKeys) {
        List args = new ArrayList(sourceKeys.length + 1);
        args.add(destinationKey);
        args.addAll(Arrays.asList(sourceKeys));
        write(destinationKey, StringCodec.INSTANCE, RedisCommands.PFMERGE, args.toArray());
    }

    private static final RedisCommand HSTRLEN = new RedisCommand("HSTRLEN");
    
    @Override
    public Long hStrLen(byte[] key, byte[] field) {
        return read(key, StringCodec.INSTANCE, HSTRLEN, key, field);
    }

    @Override
    public RedisStreamCommands streamCommands() {
        return new RedissonStreamCommands(this, executorService);
    }

    private static final RedisStrictCommand> BITFIELD = new RedisStrictCommand<>("BITFIELD", new ObjectListReplayDecoder<>());

    @Override
    public List bitField(byte[] key, BitFieldSubCommands subCommands) {
        List params = new ArrayList<>();
        params.add(key);

        boolean writeOp = false;
        for (BitFieldSubCommands.BitFieldSubCommand subCommand : subCommands) {
            String size = "u";
            if (subCommand.getType().isSigned()) {
                size = "i";
            }
            size += subCommand.getType().getBits();

			String offset = "#";
			if (subCommand.getOffset().isZeroBased()) {
				offset = "";
			}
			offset += subCommand.getOffset().getValue();

			if (subCommand instanceof BitFieldSubCommands.BitFieldGet) {
			    params.add("GET");
			    params.add(size);
			    params.add(offset);
			} else if (subCommand instanceof BitFieldSubCommands.BitFieldSet) {
			    writeOp = true;
			    params.add("SET");
			    params.add(size);
			    params.add(offset);
                params.add(((BitFieldSubCommands.BitFieldSet) subCommand).getValue());
			} else if (subCommand instanceof BitFieldSubCommands.BitFieldIncrBy) {
			    writeOp = true;
			    params.add("INCRBY");
			    params.add(size);
			    params.add(offset);
                params.add(((BitFieldSubCommands.BitFieldIncrBy) subCommand).getValue());

                BitFieldSubCommands.BitFieldIncrBy.Overflow overflow = ((BitFieldSubCommands.BitFieldIncrBy) subCommand).getOverflow();
                if (overflow != null) {
                    params.add("OVERFLOW");
                    params.add(overflow);
                }
			}
		}

        if (writeOp) {
            return write(key, StringCodec.INSTANCE, BITFIELD, params.toArray());
        }
        return read(key, StringCodec.INSTANCE, BITFIELD, params.toArray());
    }

    @Override
    public Long exists(byte[]... keys) {
        return read(keys[0], StringCodec.INSTANCE, RedisCommands.EXISTS_LONG, Arrays.asList(keys).toArray());
    }

    @Override
    public Long touch(byte[]... keys) {
        return read(keys[0], StringCodec.INSTANCE, RedisCommands.TOUCH_LONG, Arrays.asList(keys).toArray());
    }

    private static final RedisStrictCommand OBJECT_ENCODING = new RedisStrictCommand("OBJECT", "ENCODING", new Convertor() {
        @Override
        public ValueEncoding convert(Object obj) {
            return ValueEncoding.of((String) obj);
        }
    });

    @Override
    public ValueEncoding encodingOf(byte[] key) {
        Assert.notNull(key, "Key must not be null!");
        return read(key, StringCodec.INSTANCE, OBJECT_ENCODING, key);
    }

    private static final RedisStrictCommand OBJECT_IDLETIME = new RedisStrictCommand<>("OBJECT", "IDLETIME", new Convertor() {
        @Override
        public Duration convert(Object obj) {
            return Duration.ofSeconds((Long)obj);
        }
    });

    @Override
    public Duration idletime(byte[] key) {
        Assert.notNull(key, "Key must not be null!");
        return read(key, StringCodec.INSTANCE, OBJECT_IDLETIME, key);
    }

    private static final RedisStrictCommand OBJECT_REFCOUNT = new RedisStrictCommand("OBJECT", "REFCOUNT");

    @Override
    public Long refcount(byte[] key) {
        Assert.notNull(key, "Key must not be null!");
        return read(key, StringCodec.INSTANCE, OBJECT_REFCOUNT, key);
    }

    private static final RedisStrictCommand BITPOS = new RedisStrictCommand<>("BITPOS");

    @Override
    public Long bitPos(byte[] key, boolean bit, org.springframework.data.domain.Range range) {
		Assert.notNull(key, "Key must not be null!");
		Assert.notNull(range, "Range must not be null! Use Range.unbounded() instead.");

        List params = new ArrayList<>();
        params.add(key);
        if (bit) {
            params.add(1);
        } else {
            params.add(0);
        }
        if (range.getLowerBound().isBounded()) {
            params.add(range.getLowerBound().getValue().get());
            if (range.getUpperBound().isBounded()) {
                params.add(range.getUpperBound().getValue().get());
            }
        }

		return read(key, StringCodec.INSTANCE, BITPOS, params.toArray());
    }

    @Override
    public void restore(byte[] key, long ttlInMillis, byte[] serializedValue, boolean replace) {
        if (replace) {
            write(key, StringCodec.INSTANCE, RedisCommands.RESTORE, key, ttlInMillis, serializedValue, "REPLACE");
            return;
        }
        restore(key, ttlInMillis, serializedValue);
    }

    @Override
    public byte[] zRandMember(byte[] key) {
        Assert.notNull(key, "Key must not be null!");

        return write(key, ByteArrayCodec.INSTANCE, RedisCommands.ZRANDMEMBER_SINGLE, (Object) key);
    }

    private static final RedisCommand> ZRANDMEMBER_LIST = new RedisCommand<>("ZRANDMEMBER", new ObjectListReplayDecoder<>());

    @Override
    public List zRandMember(byte[] key, long count) {
        Assert.notNull(key, "Key must not be null!");

        return write(key, ByteArrayCodec.INSTANCE, ZRANDMEMBER_LIST, key, count);
    }

    private static final RedisCommand ZRANDMEMBER_SCORE = new RedisCommand<>("ZRANDMEMBER", new ScoredSortedSingleReplayDecoder());

    @Override
    public Tuple zRandMemberWithScore(byte[] key) {
        Assert.notNull(key, "Key must not be null!");

        return write(key, ByteArrayCodec.INSTANCE, ZRANDMEMBER_SCORE, key, "WITHSCORES");
    }

    private static final RedisCommand> ZRANDMEMBER_SCORE_LIST = new RedisCommand<>("ZRANDMEMBER", new ScoredSortedListReplayDecoder());

    @Override
    public List zRandMemberWithScore(byte[] key, long count) {
        Assert.notNull(key, "Key must not be null!");

        return write(key, ByteArrayCodec.INSTANCE, ZRANDMEMBER_SCORE_LIST, key, count, "WITHSCORES");
    }

    private static final RedisCommand ZPOPMIN = new RedisCommand<>("ZPOPMIN", new ScoredSortedSingleReplayDecoder());

    @Override
    public Tuple zPopMin(byte[] key) {
        Assert.notNull(key, "Key must not be null!");

        return write(key, ByteArrayCodec.INSTANCE, ZPOPMIN, (Object) key);
    }

    private static final RedisCommand> ZPOPMIN_FOR_SET = new RedisCommand<>("ZPOPMIN", new ScoredSortedSetReplayDecoder());

    @Override
    public Set zPopMin(byte[] key, long count) {
        Assert.notNull(key, "Key must not be null!");

        return write(key, ByteArrayCodec.INSTANCE, ZPOPMIN_FOR_SET, key, count);
    }

    private static final RedisCommand BZPOPMIN = new RedisCommand<>("BZPOPMIN", new ScoredSortedSingleBlockingReplayDecoder());

    @Override
    public Tuple bZPopMin(byte[] key, long timeout, TimeUnit unit) {
        Assert.notNull(key, "Key must not be null!");

        long seconds = unit.toSeconds(timeout);
        return write(key, ByteArrayCodec.INSTANCE, BZPOPMIN , key, seconds);
    }

    private static final RedisCommand ZPOPMAX = new RedisCommand<>("ZPOPMAX", new ScoredSortedSingleReplayDecoder());

    @Override
    public Tuple zPopMax(byte[] key) {
        Assert.notNull(key, "Key must not be null!");

        return write(key, ByteArrayCodec.INSTANCE, ZPOPMAX, (Object) key);
    }

    private static final RedisCommand> ZPOPMAX_FOR_SET = new RedisCommand<>("ZPOPMAX", new ScoredSortedSetReplayDecoder());

    @Override
    public Set zPopMax(byte[] key, long count) {
        Assert.notNull(key, "Key must not be null!");

        return write(key, ByteArrayCodec.INSTANCE, ZPOPMAX_FOR_SET, key, count);
    }

    private static final RedisCommand BZPOPMAX = new RedisCommand<>("BZPOPMAX", new ScoredSortedSingleBlockingReplayDecoder());

    @Override
    public Tuple bZPopMax(byte[] key, long timeout, TimeUnit unit) {
        Assert.notNull(key, "Key must not be null!");

        long seconds = unit.toSeconds(timeout);
        return write(key, ByteArrayCodec.INSTANCE, BZPOPMAX , key, seconds);
    }

    private static final RedisCommand> ZMSCORE = new RedisCommand<>("ZMSCORE", new ObjectListReplayDecoder<>());

    @Override
    public List zMScore(byte[] key, byte[]... values) {
        Assert.notNull(key, "Key must not be null!");

        List args = new ArrayList<>(values.length + 1);
        args.add(key);
        args.addAll(Arrays.asList(values));

        return write(key, DoubleCodec.INSTANCE, ZMSCORE, args.toArray());
    }

    private static final RedisCommand> ZDIFF = new RedisCommand<>("ZDIFF", new ObjectSetReplayDecoder());

    @Override
    public Set zDiff(byte[]... sets) {
        List args = new ArrayList<>(sets.length + 1);
        args.add(sets.length);
        args.addAll(Arrays.asList(sets));

        return write(sets[0], ByteArrayCodec.INSTANCE, ZDIFF, args.toArray());
    }

    private static final RedisCommand> ZDIFF_SCORE = new RedisCommand<>("ZDIFF", new ScoredSortedSetReplayDecoder());

    @Override
    public Set zDiffWithScores(byte[]... sets) {
        List args = new ArrayList<>(sets.length + 1);
        args.add(sets.length);
        args.addAll(Arrays.asList(sets));
        args.add("WITHSCORES");

        return write(sets[0], ByteArrayCodec.INSTANCE, ZDIFF_SCORE, args.toArray());
    }

    private static final RedisStrictCommand ZDIFFSTORE = new RedisStrictCommand<>("ZDIFFSTORE");

    @Override
    public Long zDiffStore(byte[] destKey, byte[]... sets) {
        Assert.notNull(destKey, "Key must not be null!");

        List args = new ArrayList<>(sets.length + 2);
        args.add(destKey);
        args.add(sets.length);
        args.addAll(Arrays.asList(sets));

        return write(destKey, LongCodec.INSTANCE, ZDIFFSTORE, args.toArray());
    }

    private static final RedisCommand> ZINTER = new RedisCommand<>("ZINTER", new ObjectSetReplayDecoder<>());

    @Override
    public Set zInter(byte[]... sets) {
        List args = new ArrayList<>(sets.length + 1);
        args.add(sets.length);
        args.addAll(Arrays.asList(sets));

        return write(sets[0], ByteArrayCodec.INSTANCE, ZINTER, args.toArray());
    }

    private static final RedisCommand> ZINTER_SCORE = new RedisCommand<>("ZINTER", new ScoredSortedSetReplayDecoder());

    @Override
    public Set zInterWithScores(Aggregate aggregate, Weights weights, byte[]... sets) {
        List args = new ArrayList<>(sets.length * 2 + 6);
        args.add(sets.length);
        args.addAll(Arrays.asList(sets));
        if (weights != null) {
            args.add("WEIGHTS");
            for (double weight : weights.toArray()) {
                args.add(BigDecimal.valueOf(weight).toPlainString());
            }
        }
        if (aggregate != null) {
            args.add("AGGREGATE");
            args.add(aggregate.name());
        }
        args.add("WITHSCORES");

        return write(sets[0], ByteArrayCodec.INSTANCE, ZINTER_SCORE, args.toArray());
    }

    @Override
    public Set zInterWithScores(byte[]... sets) {
        return zInterWithScores(null, (Weights) null, sets);
    }

    private static final RedisCommand> ZUNION = new RedisCommand<>("ZUNION", new ObjectSetReplayDecoder<>());

    @Override
    public Set zUnion(byte[]... sets) {
        List args = new ArrayList<>(sets.length + 1);
        args.add(sets.length);
        args.addAll(Arrays.asList(sets));

        return write(sets[0], ByteArrayCodec.INSTANCE, ZUNION, args.toArray());
    }

    private static final RedisCommand> ZUNION_SCORE = new RedisCommand<>("ZUNION", new ScoredSortedSetReplayDecoder());

    @Override
    public Set zUnionWithScores(Aggregate aggregate, Weights weights, byte[]... sets) {
        List args = new ArrayList<>(sets.length * 2 + 6);
        args.add(sets.length);
        args.addAll(Arrays.asList(sets));
        if (weights != null) {
            args.add("WEIGHTS");
            for (double weight : weights.toArray()) {
                args.add(BigDecimal.valueOf(weight).toPlainString());
            }
        }
        if (aggregate != null) {
            args.add("AGGREGATE");
            args.add(aggregate.name());
        }
        args.add("WITHSCORES");

        return write(sets[0], ByteArrayCodec.INSTANCE, ZUNION_SCORE, args.toArray());
    }

    @Override
    public Set zUnionWithScores(byte[]... sets) {
        return zUnionWithScores(null, (Weights) null, sets);
    }

    private static final RedisCommand HRANDFIELD = new RedisCommand<>("HRANDFIELD");

    @Override
    public byte[] hRandField(byte[] key) {
        Assert.notNull(key, "Key must not be null!");

        return read(key, ByteArrayCodec.INSTANCE, HRANDFIELD, key);
    }

    private static final RedisCommand> HRANDFIELD_SINGLE_V2 = new RedisCommand("HRANDFIELD",
            new ListMultiDecoder2(new ListFirstObjectDecoder(), new SingleMapEntryDecoder()));

    private static final RedisCommand> HRANDFIELD_SINGLE = new RedisCommand("HRANDFIELD", new SingleMapEntryDecoder());

    @Override
    public Entry hRandFieldWithValues(byte[] key) {
        Assert.notNull(key, "Key must not be null!");

        if (executorService.getServiceManager().isResp3()) {
            return read(key, ByteArrayCodec.INSTANCE, HRANDFIELD_SINGLE_V2, key, 1, "WITHVALUES");
        }

        return read(key, ByteArrayCodec.INSTANCE, HRANDFIELD_SINGLE, key, 1, "WITHVALUES");
    }

    private static final RedisCommand> HRANDFIELD_LIST = new RedisCommand<>("HRANDFIELD", new ObjectListReplayDecoder<>());

    @Override
    public List hRandField(byte[] key, long count) {
        Assert.notNull(key, "Key must not be null!");

        return read(key, ByteArrayCodec.INSTANCE, HRANDFIELD_LIST, key, count);
    }

    private static final RedisCommand>> HRANDFIELD_VALUES_V2 = new RedisCommand("HRANDFIELD",
                                                                                        new ListMultiDecoder2(new ListMergeDecoder(), new ObjectMapEntryReplayDecoder()),
                                                                                            new EmptyListConvertor());

    private static final RedisCommand>> HRANDFIELD_VALUES = new RedisCommand("HRANDFIELD",
                                                                                        new ObjectMapEntryReplayDecoder(), new EmptyListConvertor());

    @Override
    public List> hRandFieldWithValues(byte[] key, long count) {
        Assert.notNull(key, "Key must not be null!");

        if (executorService.getServiceManager().isResp3()) {
            return read(key, ByteArrayCodec.INSTANCE, HRANDFIELD_VALUES_V2, key, count, "WITHVALUES");
        }

        return read(key, ByteArrayCodec.INSTANCE, HRANDFIELD_VALUES, key, count, "WITHVALUES");
    }

    @Override
    public Boolean copy(byte[] sourceKey, byte[] targetKey, boolean replace) {
        Assert.notNull(sourceKey, "Key must not be null!");
        Assert.notNull(targetKey, "Target must not be null!");

        List params = new ArrayList<>();
        params.add(sourceKey);
        params.add(targetKey);
        if (replace) {
            params.add("REPLACE");
        }

        return write(sourceKey, StringCodec.INSTANCE, RedisCommands.COPY, params.toArray());
    }

    @Override
    public byte[] lMove(byte[] sourceKey, byte[] destinationKey, Direction from, Direction to) {
        Assert.notNull(sourceKey, "Key must not be null!");
        Assert.notNull(destinationKey, "Destination key must not be null!");
        Assert.notNull(from, "From must not be null!");
        Assert.notNull(from, "To must not be null!");

        return write(sourceKey, ByteArrayCodec.INSTANCE, RedisCommands.LMOVE,
                sourceKey, destinationKey, from, to);
    }

    @Override
    public byte[] bLMove(byte[] sourceKey, byte[] destinationKey, Direction from, Direction to, double timeout) {
        Assert.notNull(sourceKey, "Key must not be null!");
        Assert.notNull(destinationKey, "Destination key must not be null!");
        Assert.notNull(from, "From must not be null!");
        Assert.notNull(to, "To must not be null!");
        Assert.notNull(timeout, "Timeout must not be null!");

        return write(sourceKey, ByteArrayCodec.INSTANCE, RedisCommands.BLMOVE,
                sourceKey, destinationKey, from, to, destinationKey);
    }

    @Override
    public List lPop(byte[] key, long count) {
        Assert.notNull(key, "Key must not be null!");

        return write(key, ByteArrayCodec.INSTANCE, RedisCommands.LPOP_LIST, key, count);
    }

    @Override
    public List rPop(byte[] key, long count) {
        Assert.notNull(key, "Key must not be null!");

        return write(key, ByteArrayCodec.INSTANCE, RedisCommands.RPOP_LIST, key, count);
    }

    private static final RedisCommand> SMISMEMBER = new RedisCommand<>("SMISMEMBER", new ObjectListReplayDecoder<>());

    @Override
    public List sMIsMember(byte[] key, byte[]... value) {
        Assert.notNull(key, "Key must not be null!");

        List args = new ArrayList<>();
        args.add(key);
        args.addAll(Arrays.asList(value));

        return read(key, StringCodec.INSTANCE, SMISMEMBER, args.toArray());
    }

    private static final RedisCommand GETEX = new RedisCommand<>("GETEX");

    @Override
    public byte[] getEx(byte[] key, Expiration expiration) {
        Assert.notNull(key, "Key must not be null!");

        return write(key, ByteArrayCodec.INSTANCE, GETEX, key,
                "PX", expiration.getExpirationTimeInMilliseconds());
    }

    private static final RedisCommand GETDEL = new RedisCommand<>("GETDEL");

    @Override
    public byte[] getDel(byte[] key) {
        Assert.notNull(key, "Key must not be null!");

        return write(key, ByteArrayCodec.INSTANCE, GETDEL, key);
    }

    private static final RedisCommand> ZREVRANGEBYLEX = new RedisCommand<>("ZREVRANGEBYLEX", new ObjectSetReplayDecoder());

    @Override
    public Set zRevRangeByLex(byte[] key, org.springframework.data.domain.Range range, org.springframework.data.redis.connection.Limit limit) {
        String min = value(range.getLowerBound(), "-");
        String max = value(range.getUpperBound(), "+");

        List args = new ArrayList();
        args.add(key);
        args.add(max);
        args.add(min);

        if (!limit.isUnlimited()) {
            args.add("LIMIT");
            args.add(limit.getOffset());
            args.add(limit.getCount());
        }

        return read(key, ByteArrayCodec.INSTANCE, ZREVRANGEBYLEX, args.toArray());
    }

    @Override
    public Long time(TimeUnit timeUnit) {
        return read(null, LongCodec.INSTANCE, new RedisStrictCommand<>("TIME", new TimeLongObjectDecoder(timeUnit)));
    }

    private static final RedisStrictCommand ZREMRANGEBYLEX = new RedisStrictCommand<>("ZREMRANGEBYLEX");

    @Override
    public Long zRemRangeByLex(byte[] key, org.springframework.data.domain.Range range) {
        String min = value(range.getLowerBound(), "-");
        String max = value(range.getUpperBound(), "+");

        return write(key, StringCodec.INSTANCE, ZREMRANGEBYLEX, key, min, max);
    }

    private static final RedisStrictCommand ZLEXCOUNT = new RedisStrictCommand<>("ZLEXCOUNT");

    @Override
    public Long zLexCount(byte[] key, org.springframework.data.domain.Range range) {
        String min = value(range.getLowerBound(), "-");
        String max = value(range.getUpperBound(), "+");

        return read(key, StringCodec.INSTANCE, ZLEXCOUNT, key, min, max);
    }

    @Override
    public void rewriteConfig() {
        write(null, StringCodec.INSTANCE, RedisCommands.CONFIG_REWRITE);
    }

    public static final RedisCommand ZRANGESTORE = new RedisCommand<>("ZRANGESTORE");

    @Override
    public Long zRangeStoreByLex(byte[] dstKey, byte[] srcKey, org.springframework.data.domain.Range range, org.springframework.data.redis.connection.Limit limit) {
        String max = value(range.getUpperBound(), "+");
        String min = value(range.getLowerBound(), "-");

        List args = new LinkedList<>();
        args.add(dstKey);
        args.add(srcKey);
        args.add(min);
        args.add(max);

        args.add("BYLEX");

        if (!limit.isUnlimited()) {
            args.add("LIMIT");
            args.add(limit.getOffset());
            args.add(limit.getCount());
        }

        return write(srcKey, LongCodec.INSTANCE, ZRANGESTORE, args.toArray());
    }

    @Override
    public Long zRangeStoreRevByLex(byte[] dstKey, byte[] srcKey, org.springframework.data.domain.Range range, org.springframework.data.redis.connection.Limit limit) {
        String max = value(range.getUpperBound(), "+");
        String min = value(range.getLowerBound(), "-");

        List args = new LinkedList<>();
        args.add(dstKey);
        args.add(srcKey);
        args.add(min);
        args.add(max);

        args.add("BYLEX");

        args.add("REV");

        if (!limit.isUnlimited()) {
            args.add("LIMIT");
            args.add(limit.getOffset());
            args.add(limit.getCount());
        }

        return write(srcKey, LongCodec.INSTANCE, ZRANGESTORE, args.toArray());
    }

    @Override
    public Long zRangeStoreByScore(byte[] dstKey, byte[] srcKey, org.springframework.data.domain.Range range, org.springframework.data.redis.connection.Limit limit) {
        String min = value(range.getLowerBound(), "-inf");
        String max = value(range.getUpperBound(), "+inf");

        List args = new LinkedList<>();
        args.add(dstKey);
        args.add(srcKey);
        args.add(min);
        args.add(max);

        args.add("BYSCORE");

        if (!limit.isUnlimited()) {
            args.add("LIMIT");
            args.add(limit.getOffset());
            args.add(limit.getCount());
        }

        return write(srcKey, LongCodec.INSTANCE, ZRANGESTORE, args.toArray());
    }

    @Override
    public Long zRangeStoreRevByScore(byte[] dstKey, byte[] srcKey, org.springframework.data.domain.Range range, org.springframework.data.redis.connection.Limit limit) {
        String min = value(range.getLowerBound(), "-inf");
        String max = value(range.getUpperBound(), "+inf");

        List args = new LinkedList<>();
        args.add(dstKey);
        args.add(srcKey);
        args.add(min);
        args.add(max);

        args.add("BYSCORE");

        args.add("REV");

        if (!limit.isUnlimited()) {
            args.add("LIMIT");
            args.add(limit.getOffset());
            args.add(limit.getCount());
        }

        return write(srcKey, LongCodec.INSTANCE, ZRANGESTORE, args.toArray());
    }

    @Override
    public void flushDb(FlushOption option) {
        write(null, StringCodec.INSTANCE, RedisCommands.FLUSHDB, option.toString());
    }

    @Override
    public void flushAll(FlushOption option) {
        write(null, StringCodec.INSTANCE, RedisCommands.FLUSHALL, option.toString());
    }

    private static final RedisStrictCommand REPLICAOF = new RedisStrictCommand<>("REPLICAOF");

    @Override
    public void replicaOf(String host, int port) {
        write(null, StringCodec.INSTANCE, REPLICAOF, host, port);
    }

    @Override
    public void replicaOfNoOne() {
        write(null, StringCodec.INSTANCE, REPLICAOF, "NO", "ONE");
    }

    @Override
    public org.springframework.data.redis.connection.RedisCommands commands() {
        return this;
    }

    @Override
    public RedisGeoCommands geoCommands() {
        return this;
    }

    @Override
    public RedisHashCommands hashCommands() {
        return this;
    }

    @Override
    public RedisHyperLogLogCommands hyperLogLogCommands() {
        return this;
    }

    @Override
    public RedisKeyCommands keyCommands() {
        return this;
    }

    @Override
    public RedisListCommands listCommands() {
        return this;
    }

    @Override
    public RedisSetCommands setCommands() {
        return this;
    }

    @Override
    public RedisScriptingCommands scriptingCommands() {
        return this;
    }

    @Override
    public RedisServerCommands serverCommands() {
        return this;
    }

    @Override
    public RedisStringCommands stringCommands() {
        return this;
    }

    @Override
    public RedisZSetCommands zSetCommands() {
        return this;
    }
}
    

    

    

            

    

            



    
    






    
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