4.0.0 org.apache.skywalking apm-sdk-plugin 8.4.0.1 apm-httpclient-3.x-plugin SkyWalking Java Agent for commons-httpclient (http://hc.apache.org/httpclient-3.x/) jar httpclient-3.x-plugin UTF-8 3.1 commons-httpclient commons-httpclient ${commons-httpclient.version} provided org.apache.skywalking apm-httpclient-commons ${project.version} provided