protected void initializeCreators() {
    clusterSocketCreator = new ClusterSocketCreatorImpl(this);
    clientSocketCreator = new ClientSocketCreatorImpl(this);
    advancedSocketCreator = new AdvancedSocketCreatorImpl(this);
  }
TcpSocketCreatorImpl is a simple implementation of TcpSocketCreator for use in the
tcp-server and membership subprojects. It does not support SSL - see SocketCreator
in geode-core for a more robust and feature-filled TcpSocketCreator implementation.
geode-tcp-server/src/main/java/org/apache/geode/distributed/internal/tcpserver/TcpSocketCreatorImpl.java