4.0.0 com.baidu jprotobuf-rpc-socket 4.2.2 jprotobuf-rpc-core jar ${project.artifactId} The core module of jprotobuf rpc socket implementation com.baidu jprotobuf-rpc-core-test ${project.parent.version} io.netty netty-all ${netty-all.version} compile javax.servlet servlet-api ${servlet-api.version} jar provided org.slf4j slf4j-api 1.7.2 org.apache.logging.log4j log4j-api 2.17.0 test org.apache.logging.log4j log4j-core 2.17.0 test org.apache.logging.log4j log4j-slf4j-impl 2.17.0 test org.apache.logging.log4j log4j-jcl 2.17.0 test