HttpComponentsHttpInvokerRequestExecutor()
Create a new instance of the HttpComponentsHttpInvokerRequestExecutor with a default HttpClient that uses a default org.apache.http.impl.conn.PoolingClientConnectionManager.
HttpComponentsHttpInvokerRequestExecutor(httpClient: HttpClient)
Create a new instance of the HttpComponentsClientHttpRequestFactory with the given HttpClient instance.
httpClient - the HttpClient instance to use for this request executor