fluss-protogen/fluss-protogen-generator/src/main/java/com/alibaba/fluss/protogen/generator/generator/ProtobufBytesField.java [59:77]:
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        w.format("    _cachedSize = -1;\n");
        w.format("    return this;\n");
        w.format("}\n");
    }

    @Override
    public void getter(PrintWriter w) {
        // get size
        w.format("public int %s() {\n", ProtoGenUtil.camelCase("get", ccName, "size"));
        w.format("    if (!%s()) {\n", ProtoGenUtil.camelCase("has", ccName));
        w.format(
                "        throw new IllegalStateException(\"Field '%s' is not set\");\n",
                field.getName());
        w.format("    }\n");
        w.format("    return _%sLen;\n", ccName);
        w.format("}\n");

        // get byte[]
        w.format("public byte[] %s() {\n", ProtoGenUtil.camelCase("get", ccName));
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fluss-protogen/fluss-protogen-generator/src/main/java/com/alibaba/fluss/protogen/generator/generator/ProtobufRecordsField.java [120:138]:
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        w.format("    _cachedSize = -1;\n");
        w.format("    return this;\n");
        w.format("}\n");
    }

    @Override
    public void getter(PrintWriter w) {
        // get size
        w.format("public int %s() {\n", ProtoGenUtil.camelCase("get", ccName, "size"));
        w.format("    if (!%s()) {\n", ProtoGenUtil.camelCase("has", ccName));
        w.format(
                "        throw new IllegalStateException(\"Field '%s' is not set\");\n",
                field.getName());
        w.format("    }\n");
        w.format("    return _%sLen;\n", ccName);
        w.format("}\n");

        // get byte[]
        w.format("public byte[] %s() {\n", ProtoGenUtil.camelCase("get", ccName));
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