@Override
                public void completed(final AsyncExecRuntime runtime) {
                    if (log.isDebugEnabled()) {
                        log.debug("{} start execution {}", ConnPoolSupport.getId(endpoint), id);
                    }
                    try {
                        endpoint.execute(id, exchangeHandler, pushHandlerFactory, context);
                    } catch (final RuntimeException ex) {
                        failed(ex);
                    }
                }
@deprecated TLS should be configured by the connection manager
httpclient5/src/main/java/org/apache/hc/client5/http/impl/async/InternalHttpAsyncExecRuntime.java