@Override
    public void writeSInt32(int fieldNumber, int value, boolean repeated) throws IOException
    {
        tail = writeTagAndRawVarInt32(
                makeTag(fieldNumber, WIRETYPE_VARINT),
                encodeZigZag32(value),
                this,
                tail);
    }
Resets this output for re-use.
protostuff-core/src/main/java/io/protostuff/ProtobufOutput.java