--- protobuf-3.19.4/java/pom.xml.jre17 2022-02-13 11:45:39.367028268 +0900
+++ protobuf-3.19.4/java/pom.xml 2022-02-13 12:43:18.212542147 +0900
@@ -37,6 +37,7 @@
src/test/proto
${project.build.directory}/generated-sources
${project.build.directory}/generated-test-sources
+ --add-opens java.base/java.lang=ALL-UNNAMED