4.0.0 studydubbo-u411 17UTF-8 3.2.152.0.20 org.apache.dubbodubbo${dubbo.version} org.slf4jslf4j-simple${slf4j.version} org.apache.maven.pluginsmaven-compiler-plugin3.14.1 org.apache.maven.pluginsmaven-dependency-plugin3.8.1