public int getSerializedSize() {
                int size = memoizedSize;
                if (size != -1)
                    return size;

                size = 0;
                if (((bitField0_ & 0x00000001) == 0x00000001)) {
                    size += com.google.protobuf.GeneratedMessageV3.computeStringSize(1, name_);
                }
                if (((bitField0_ & 0x00000002) == 0x00000002)) {
                    size += com.google.protobuf.CodedOutputStream.computeMessageSize(2, getMeta());
                }
                size += unknownFields.getSerializedSize();
                memoizedSize = size;
                return size;
            }
<code>optional .jraft.LocalFileMeta meta = 2;</code>
jraft-core/src/main/java/com/alipay/sofa/jraft/entity/LocalStorageOutter.java