Apply PF* (string, binary) commands to Pipeline

* Apply PF* (string, binary) commands to Pipeline
* PF* Pipeline (string, binary) commands to interface
** pfadd / pfcount : BinaryRedisPipeline, RedisPipeline
** pfmerge : MultiKeyBinaryRedisPipeline, MultiKeyCommandsPipeline

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

@@ -1261,7 +1261,7 @@ public class BinaryClient extends Connection {
     public void pfcount(final byte[] key) {
    	sendCommand(PFCOUNT, key);
     }
-    public void pfmerge(final byte[] deskey, final byte[]... sourcekeys) {
-   	sendCommand(PFMERGE, joinParameters(deskey, sourcekeys));
+    public void pfmerge(final byte[] destkey, final byte[]... sourcekeys) {
+   	sendCommand(PFMERGE, joinParameters(destkey, sourcekeys));
     }
 }

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

@@ -210,4 +210,8 @@ public interface BinaryRedisPipeline {
     Response<Long> bitcount(byte[] key);
 
     Response<Long> bitcount(byte[] key, long start, long end);
+    
+    Response<Long> pfadd(final byte[] key, final byte[]... elements);
+    
+    Response<Long> pfcount(final byte[] key);
 }

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

@@ -4,7 +4,6 @@ import redis.clients.jedis.exceptions.JedisAskDataException;
 import redis.clients.jedis.exceptions.JedisClusterException;
 import redis.clients.jedis.exceptions.JedisClusterMaxRedirectionsException;
 import redis.clients.jedis.exceptions.JedisConnectionException;
-import redis.clients.jedis.exceptions.JedisException;
 import redis.clients.jedis.exceptions.JedisMovedDataException;
 import redis.clients.jedis.exceptions.JedisRedirectionException;
 import redis.clients.util.JedisClusterCRC16;

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

@@ -65,4 +65,6 @@ public interface MultiKeyBinaryRedisPipeline {
     Response<byte[]> randomKeyBinary();
 
     Response<Long> bitop(BitOP op, final byte[] destKey, byte[]... srcKeys);
+    
+    Response<String> pfmerge(final byte[] destkey, final byte[]... sourcekeys);
 }

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

@@ -64,4 +64,6 @@ public interface MultiKeyCommandsPipeline {
     Response<String> randomKey();
 
     Response<Long> bitop(BitOP op, final String destKey, String... srcKeys);
+    
+    Response<String> pfmerge(final String destkey, final String... sourcekeys);
 }

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

@@ -446,4 +446,16 @@ abstract class MultiKeyPipelineBase extends PipelineBase implements
 	client.clusterSetSlotImporting(slot, nodeId);
 	return getResponse(BuilderFactory.STRING);
     }
+    
+    @Override
+    public Response<String> pfmerge(byte[] destkey, byte[]... sourcekeys) {
+	client.pfmerge(destkey, sourcekeys);
+	return getResponse(BuilderFactory.STRING);
+    }
+
+    @Override
+    public Response<String> pfmerge(String destkey, String... sourcekeys) {
+	client.pfmerge(destkey, sourcekeys);
+	return getResponse(BuilderFactory.STRING);
+    }
 }

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

@@ -124,5 +124,5 @@ public class Pipeline extends MultiKeyPipelineBase {
 	currentMulti = new MultiResponseBuilder();
 	return response;
     }
-
+    
 }

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

@@ -1204,4 +1204,28 @@ abstract class PipelineBase extends Queable implements BinaryRedisPipeline,
 	return getResponse(BuilderFactory.STRING);
     }
 
+    @Override
+    public Response<Long> pfadd(byte[] key, byte[]... elements) {
+	getClient(key).pfadd(key, elements);
+	return getResponse(BuilderFactory.LONG);
+    }
+
+    @Override
+    public Response<Long> pfcount(byte[] key) {
+	getClient(key).pfcount(key);
+	return getResponse(BuilderFactory.LONG);
+    }
+
+    @Override
+    public Response<Long> pfadd(String key, String... elements) {
+	getClient(key).pfadd(key, elements);
+	return getResponse(BuilderFactory.LONG);
+    }
+
+    @Override
+    public Response<Long> pfcount(String key) {
+	getClient(key).pfcount(key);
+	return getResponse(BuilderFactory.LONG);
+    }
+    
 }

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

@@ -188,4 +188,8 @@ public interface RedisPipeline {
     Response<Long> bitcount(String key);
 
     Response<Long> bitcount(String key, long start, long end);
+    
+    Response<Long> pfadd(final String key, final String... elements);
+    
+    Response<Long> pfcount(final String key);
 }