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[#2339] Reduce memory usage in ProtobufVarint32LengthFieldPrepender

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Motivation:

Reduce memory usage in ProtobufVarint32LengthFieldPrepender.

Modifications:

Explicit set the buffer size that is needed for the header (between 1 and 5 bytes).

Result:

Less memory usage in ProtobufVarint32LengthFieldPrepender.
This commit is contained in:
Alexey Diomin 2014-03-24 18:36:54 +03:00 committed by Norman Maurer
parent 844362a947
commit 2a4999b6b8
1 changed files with 1 additions and 1 deletions
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2
codec/src/main/java/io/netty/handler/codec/protobuf/ProtobufVarint32LengthFieldPrepender.java
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@ -47,7 +47,7 @@ public class ProtobufVarint32LengthFieldPrepender extends MessageToByteEncoder<B
out.ensureWritable(headerLen + bodyLen); out.ensureWritable(headerLen + bodyLen);
CodedOutputStream headerOut = CodedOutputStream headerOut =
CodedOutputStream.newInstance(new ByteBufOutputStream(out)); CodedOutputStream.newInstance(new ByteBufOutputStream(out), headerLen);
headerOut.writeRawVarint32(bodyLen); headerOut.writeRawVarint32(bodyLen);
headerOut.flush(); headerOut.flush();