Added sharding+pipelining support

src/main/java/redis/clients/jedis/Connection.java

@@ -1,15 +1,15 @@
 package redis.clients.jedis;
 
-import redis.clients.util.RedisInputStream;
-import redis.clients.util.RedisOutputStream;
-
-import java.io.*;
+import java.io.IOException;
 import java.net.Socket;
 import java.net.SocketException;
 import java.net.UnknownHostException;
 import java.util.ArrayList;
 import java.util.List;
 
+import redis.clients.util.RedisInputStream;
+import redis.clients.util.RedisOutputStream;
+
 public class Connection {
     private String host;
     private int port = Protocol.DEFAULT_PORT;
@@ -151,4 +151,9 @@ public class Connection {
         }
         return all;
     }
+
+    public Object getOne() {
+        pipelinedCommands--;
+        return protocol.read(inputStream);
+    }
 }

src/main/java/redis/clients/jedis/Jedis.java

@@ -2849,4 +2849,8 @@ public class Jedis implements JedisCommands {
         client.debug(params);
         return client.getStatusCodeReply();
     }
+
+    public Client getClient() {
+        return client;
+    }
 }

src/main/java/redis/clients/jedis/ShardedJedis.java

@@ -10,7 +10,8 @@ import redis.clients.jedis.Client.LIST_POSITION;
 import redis.clients.util.Hashing;
 import redis.clients.util.Sharded;
 
-public class ShardedJedis extends Sharded<Jedis, JedisShardInfo> implements JedisCommands {
+public class ShardedJedis extends Sharded<Jedis, JedisShardInfo> implements
+        JedisCommands {
     public ShardedJedis(List<JedisShardInfo> shards) {
         super(shards);
     }
@@ -371,4 +372,9 @@ public class ShardedJedis extends Sharded<Jedis, JedisShardInfo> implements Jedi
         return j.linsert(key, where, pivot, value);
     }
 
+    public List<Object> pipelined(ShardedJedisPipeline shardedJedisPipeline) {
+        shardedJedisPipeline.setShardedJedis(this);
+        shardedJedisPipeline.execute();
+        return shardedJedisPipeline.getResults();
+    }
 }

src/main/java/redis/clients/jedis/ShardedJedisPipeline.java

@@ -0,0 +1,437 @@
+package redis.clients.jedis;
+
+import java.util.ArrayList;
+import java.util.List;
+import java.util.Map;
+
+import redis.clients.jedis.Client.LIST_POSITION;
+
+public abstract class ShardedJedisPipeline {
+    private ShardedJedis jedis;
+    private List<FutureResult> results = new ArrayList<FutureResult>();
+
+    private class FutureResult {
+        private Client client;
+
+        public FutureResult(Client client) {
+            this.client = client;
+        }
+
+        public Object get() {
+            return client.getOne();
+        }
+    }
+
+    public void setShardedJedis(ShardedJedis jedis) {
+        this.jedis = jedis;
+    }
+
+    protected void set(String key, String value) {
+        Client c = jedis.getShard(key).getClient();
+        c.set(key, value);
+        results.add(new FutureResult(c));
+    }
+
+    protected void get(String key) {
+        Client c = jedis.getShard(key).getClient();
+        c.get(key);
+        results.add(new FutureResult(c));
+    }
+
+    protected void exists(String key) {
+        Client c = jedis.getShard(key).getClient();
+        c.exists(key);
+        results.add(new FutureResult(c));
+    }
+
+    protected void type(String key) {
+        Client c = jedis.getShard(key).getClient();
+        c.type(key);
+        results.add(new FutureResult(c));
+    }
+
+    protected void expire(String key, int seconds) {
+        Client c = jedis.getShard(key).getClient();
+        c.expire(key, seconds);
+        results.add(new FutureResult(c));
+    }
+
+    protected void expireAt(String key, long unixTime) {
+        Client c = jedis.getShard(key).getClient();
+        c.expireAt(key, unixTime);
+        results.add(new FutureResult(c));
+    }
+
+    protected void ttl(String key) {
+        Client c = jedis.getShard(key).getClient();
+        c.ttl(key);
+        results.add(new FutureResult(c));
+    }
+
+    protected void getSet(String key, String value) {
+        Client c = jedis.getShard(key).getClient();
+        c.getSet(key, value);
+        results.add(new FutureResult(c));
+    }
+
+    protected void setnx(String key, String value) {
+        Client c = jedis.getShard(key).getClient();
+        c.setnx(key, value);
+        results.add(new FutureResult(c));
+    }
+
+    protected void setex(String key, int seconds, String value) {
+        Client c = jedis.getShard(key).getClient();
+        c.setex(key, seconds, value);
+        results.add(new FutureResult(c));
+    }
+
+    protected void decrBy(String key, int integer) {
+        Client c = jedis.getShard(key).getClient();
+        c.decrBy(key, integer);
+        results.add(new FutureResult(c));
+    }
+
+    protected void decr(String key) {
+        Client c = jedis.getShard(key).getClient();
+        c.decr(key);
+        results.add(new FutureResult(c));
+    }
+
+    protected void incrBy(String key, int integer) {
+        Client c = jedis.getShard(key).getClient();
+        c.incrBy(key, integer);
+        results.add(new FutureResult(c));
+    }
+
+    protected void incr(String key) {
+        Client c = jedis.getShard(key).getClient();
+        c.incr(key);
+        results.add(new FutureResult(c));
+    }
+
+    protected void append(String key, String value) {
+        Client c = jedis.getShard(key).getClient();
+        c.append(key, value);
+        results.add(new FutureResult(c));
+    }
+
+    protected void substr(String key, int start, int end) {
+        Client c = jedis.getShard(key).getClient();
+        c.substr(key, start, end);
+        results.add(new FutureResult(c));
+    }
+
+    protected void hset(String key, String field, String value) {
+        Client c = jedis.getShard(key).getClient();
+        c.hset(key, field, value);
+        results.add(new FutureResult(c));
+    }
+
+    protected void hget(String key, String field) {
+        Client c = jedis.getShard(key).getClient();
+        c.hget(key, field);
+        results.add(new FutureResult(c));
+    }
+
+    protected void hsetnx(String key, String field, String value) {
+        Client c = jedis.getShard(key).getClient();
+        c.hsetnx(key, field, value);
+        results.add(new FutureResult(c));
+    }
+
+    protected void hmset(String key, Map<String, String> hash) {
+        Client c = jedis.getShard(key).getClient();
+        c.hmset(key, hash);
+        results.add(new FutureResult(c));
+    }
+
+    protected void hmget(String key, String... fields) {
+        Client c = jedis.getShard(key).getClient();
+        c.hmget(key, fields);
+        results.add(new FutureResult(c));
+    }
+
+    protected void hincrBy(String key, String field, int value) {
+        Client c = jedis.getShard(key).getClient();
+        c.hincrBy(key, field, value);
+        results.add(new FutureResult(c));
+    }
+
+    protected void hexists(String key, String field) {
+        Client c = jedis.getShard(key).getClient();
+        c.hexists(key, field);
+        results.add(new FutureResult(c));
+    }
+
+    protected void hdel(String key, String field) {
+        Client c = jedis.getShard(key).getClient();
+        c.hdel(key, field);
+        results.add(new FutureResult(c));
+    }
+
+    protected void hlen(String key) {
+        Client c = jedis.getShard(key).getClient();
+        c.hlen(key);
+        results.add(new FutureResult(c));
+    }
+
+    protected void hkeys(String key) {
+        Client c = jedis.getShard(key).getClient();
+        c.hkeys(key);
+        results.add(new FutureResult(c));
+    }
+
+    protected void hvals(String key) {
+        Client c = jedis.getShard(key).getClient();
+        c.hvals(key);
+        results.add(new FutureResult(c));
+    }
+
+    protected void hgetAll(String key) {
+        Client c = jedis.getShard(key).getClient();
+        c.hgetAll(key);
+        results.add(new FutureResult(c));
+    }
+
+    protected void rpush(String key, String string) {
+        Client c = jedis.getShard(key).getClient();
+        c.rpush(key, string);
+        results.add(new FutureResult(c));
+    }
+
+    protected void lpush(String key, String string) {
+        Client c = jedis.getShard(key).getClient();
+        c.lpush(key, string);
+        results.add(new FutureResult(c));
+    }
+
+    protected void llen(String key) {
+        Client c = jedis.getShard(key).getClient();
+        c.llen(key);
+        results.add(new FutureResult(c));
+    }
+
+    protected void lrange(String key, int start, int end) {
+        Client c = jedis.getShard(key).getClient();
+        c.lrange(key, start, end);
+        results.add(new FutureResult(c));
+    }
+
+    protected void ltrim(String key, int start, int end) {
+        Client c = jedis.getShard(key).getClient();
+        c.ltrim(key, start, end);
+        results.add(new FutureResult(c));
+    }
+
+    protected void lindex(String key, int index) {
+        Client c = jedis.getShard(key).getClient();
+        c.lindex(key, index);
+        results.add(new FutureResult(c));
+    }
+
+    protected void lset(String key, int index, String value) {
+        Client c = jedis.getShard(key).getClient();
+        c.lset(key, index, value);
+        results.add(new FutureResult(c));
+    }
+
+    protected void lrem(String key, int count, String value) {
+        Client c = jedis.getShard(key).getClient();
+        c.lrem(key, count, value);
+        results.add(new FutureResult(c));
+    }
+
+    protected void lpop(String key) {
+        Client c = jedis.getShard(key).getClient();
+        c.lpop(key);
+        results.add(new FutureResult(c));
+    }
+
+    protected void rpop(String key) {
+        Client c = jedis.getShard(key).getClient();
+        c.rpop(key);
+        results.add(new FutureResult(c));
+    }
+
+    protected void sadd(String key, String member) {
+        Client c = jedis.getShard(key).getClient();
+        c.sadd(key, member);
+        results.add(new FutureResult(c));
+    }
+
+    protected void smembers(String key) {
+        Client c = jedis.getShard(key).getClient();
+        c.smembers(key);
+        results.add(new FutureResult(c));
+    }
+
+    protected void srem(String key, String member) {
+        Client c = jedis.getShard(key).getClient();
+        c.srem(key, member);
+        results.add(new FutureResult(c));
+    }
+
+    protected void spop(String key) {
+        Client c = jedis.getShard(key).getClient();
+        c.spop(key);
+        results.add(new FutureResult(c));
+    }
+
+    protected void scard(String key) {
+        Client c = jedis.getShard(key).getClient();
+        c.scard(key);
+        results.add(new FutureResult(c));
+    }
+
+    protected void sismember(String key, String member) {
+        Client c = jedis.getShard(key).getClient();
+        c.sismember(key, member);
+        results.add(new FutureResult(c));
+    }
+
+    protected void srandmember(String key) {
+        Client c = jedis.getShard(key).getClient();
+        c.srandmember(key);
+        results.add(new FutureResult(c));
+    }
+
+    protected void zadd(String key, double score, String member) {
+        Client c = jedis.getShard(key).getClient();
+        c.zadd(key, score, member);
+        results.add(new FutureResult(c));
+    }
+
+    protected void zrange(String key, int start, int end) {
+        Client c = jedis.getShard(key).getClient();
+        c.zrange(key, start, end);
+        results.add(new FutureResult(c));
+    }
+
+    protected void zrem(String key, String member) {
+        Client c = jedis.getShard(key).getClient();
+        c.zrem(key, member);
+        results.add(new FutureResult(c));
+    }
+
+    protected void zincrby(String key, double score, String member) {
+        Client c = jedis.getShard(key).getClient();
+        c.zincrby(key, score, member);
+        results.add(new FutureResult(c));
+    }
+
+    protected void zrank(String key, String member) {
+        Client c = jedis.getShard(key).getClient();
+        c.zrank(key, member);
+        results.add(new FutureResult(c));
+    }
+
+    protected void zrevrank(String key, String member) {
+        Client c = jedis.getShard(key).getClient();
+        c.zrevrank(key, member);
+        results.add(new FutureResult(c));
+    }
+
+    protected void zrevrange(String key, int start, int end) {
+        Client c = jedis.getShard(key).getClient();
+        c.zrevrange(key, start, end);
+        results.add(new FutureResult(c));
+    }
+
+    protected void zrangeWithScores(String key, int start, int end) {
+        Client c = jedis.getShard(key).getClient();
+        c.zrangeWithScores(key, start, end);
+        results.add(new FutureResult(c));
+    }
+
+    protected void zrevrangeWithScores(String key, int start, int end) {
+        Client c = jedis.getShard(key).getClient();
+        c.zrevrangeWithScores(key, start, end);
+        results.add(new FutureResult(c));
+    }
+
+    protected void zcard(String key) {
+        Client c = jedis.getShard(key).getClient();
+        c.zcard(key);
+        results.add(new FutureResult(c));
+    }
+
+    protected void zscore(String key, String member) {
+        Client c = jedis.getShard(key).getClient();
+        c.zscore(key, member);
+        results.add(new FutureResult(c));
+    }
+
+    protected void sort(String key) {
+        Client c = jedis.getShard(key).getClient();
+        c.sort(key);
+        results.add(new FutureResult(c));
+    }
+
+    protected void sort(String key, SortingParams sortingParameters) {
+        Client c = jedis.getShard(key).getClient();
+        c.sort(key, sortingParameters);
+        results.add(new FutureResult(c));
+    }
+
+    protected void zcount(String key, double min, double max) {
+        Client c = jedis.getShard(key).getClient();
+        c.zcount(key, min, max);
+        results.add(new FutureResult(c));
+    }
+
+    protected void zrangeByScore(String key, double min, double max) {
+        Client c = jedis.getShard(key).getClient();
+        c.zrangeByScore(key, min, max);
+        results.add(new FutureResult(c));
+    }
+
+    protected void zrangeByScore(String key, double min, double max,
+            int offset, int count) {
+        Client c = jedis.getShard(key).getClient();
+        c.zrangeByScore(key, min, max, offset, count);
+        results.add(new FutureResult(c));
+    }
+
+    protected void zrangeByScoreWithScores(String key, double min, double max) {
+        Client c = jedis.getShard(key).getClient();
+        c.zrangeByScoreWithScores(key, min, max);
+        results.add(new FutureResult(c));
+    }
+
+    protected void zrangeByScoreWithScores(String key, double min, double max,
+            int offset, int count) {
+        Client c = jedis.getShard(key).getClient();
+        c.zrangeByScoreWithScores(key, min, max, offset, count);
+        results.add(new FutureResult(c));
+    }
+
+    protected void zremrangeByRank(String key, int start, int end) {
+        Client c = jedis.getShard(key).getClient();
+        c.zremrangeByRank(key, start, end);
+        results.add(new FutureResult(c));
+    }
+
+    protected void zremrangeByScore(String key, double start, double end) {
+        Client c = jedis.getShard(key).getClient();
+        c.zremrangeByScore(key, start, end);
+        results.add(new FutureResult(c));
+    }
+
+    protected void linsert(String key, LIST_POSITION where, String pivot,
+            String value) {
+        Client c = jedis.getShard(key).getClient();
+        c.linsert(key, where, pivot, value);
+        results.add(new FutureResult(c));
+    }
+
+    public List<Object> getResults() {
+        List<Object> r = new ArrayList<Object>();
+        for (FutureResult fr : results) {
+            r.add(fr.get());
+        }
+        return r;
+    }
+
+    public abstract void execute();
+}

src/test/java/redis/clients/jedis/tests/ShardedJedisTest.java

@@ -10,6 +10,7 @@ import org.junit.Test;
 import redis.clients.jedis.Jedis;
 import redis.clients.jedis.JedisShardInfo;
 import redis.clients.jedis.ShardedJedis;
+import redis.clients.jedis.ShardedJedisPipeline;
 import redis.clients.jedis.tests.HostAndPortUtil.HostAndPort;
 import redis.clients.util.Hashing;
 
@@ -118,4 +119,29 @@ public class ShardedJedisTest extends Assert {
         JedisShardInfo s6 = jedis2.getShardInfo("abc{bar}");
         assertNotSame(s5, s6);
     }
+
+    @Test
+    public void shardedPipeline() {
+        List<JedisShardInfo> shards = new ArrayList<JedisShardInfo>();
+        shards.add(new JedisShardInfo(redis1.host, redis1.port));
+        shards.add(new JedisShardInfo(redis2.host, redis2.port));
+        shards.get(0).setPassword("foobared");
+        shards.get(1).setPassword("foobared");
+        ShardedJedis jedis = new ShardedJedis(shards);
+
+        jedis.set("a", "a");
+        jedis.set("b", "b");
+
+        assertTrue(!jedis.getShard("a").equals(jedis.getShard("b")));
+
+        List<Object> results = jedis.pipelined(new ShardedJedisPipeline() {
+            public void execute() {
+                get("a");
+                get("b");
+            }
+        });
+
+        assertEquals("a", results.get(0));
+        assertEquals("b", results.get(1));
+    }
 }