[GitHub] [incubator-ratis] szetszwo commented on a change in pull request #296: RATIS-1175. DataStreamOutput should support FileChannel#transferTo.

[GitBox <gi...@apache.org>]

szetszwo commented on a change in pull request #296:
URL: https://github.com/apache/incubator-ratis/pull/296#discussion_r529498029



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File path: ratis-client/src/main/java/org/apache/ratis/client/impl/DataStreamClientImpl.java
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@@ -22,25 +22,39 @@
 import org.apache.ratis.client.DataStreamOutputRpc;
 import org.apache.ratis.conf.RaftProperties;
 import org.apache.ratis.datastream.impl.DataStreamPacketByteBuffer;
+import org.apache.ratis.datastream.impl.DataStreamReplyByteBuffer;
 import org.apache.ratis.proto.RaftProtos.DataStreamPacketHeaderProto.Type;
 import org.apache.ratis.protocol.ClientId;
+import org.apache.ratis.protocol.ClientInvocationId;
 import org.apache.ratis.protocol.DataStreamReply;
+import org.apache.ratis.protocol.RaftClientReply;
 import org.apache.ratis.protocol.RaftClientRequest;
 import org.apache.ratis.protocol.RaftGroupId;
 import org.apache.ratis.protocol.RaftPeer;
 import org.apache.ratis.protocol.exceptions.AlreadyClosedException;
+import org.apache.ratis.util.IOUtils;
 import org.apache.ratis.util.JavaUtils;
 import org.apache.ratis.util.MemoizedSupplier;
 
 import java.io.IOException;
 import java.nio.ByteBuffer;
+import java.nio.channels.WritableByteChannel;
 import java.util.concurrent.CompletableFuture;
 
 /**
  * Streaming client implementation
  * allows client to create streams and send asynchronously.
  */
 public class DataStreamClientImpl implements DataStreamClient {
+  private static RaftClientReply getRaftClientReply(DataStreamReply reply) {

Review comment:
       Thanks.  Will move them to ClientProtoUtils.




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