https://tomcat.apache.org/tomcat-11.0-doc/api/org/apache/catalina/tribes/transport/nio/ParallelNioSender.html
ParallelNioSender (Apache Tomcat 11.0.22 API Documentation)
declaration: package: org.apache.catalina.tribes.transport.nio, class: ParallelNioSender
apache tomcatapidocumentation