#!/usr/bin/env ruby require 'soap/wsdlDriver' wsdl = 'hash.wsdl' driver = SOAP::WSDLDriverFactory.new(wsdl).create_rpc_driver driver.generate_explicit_type = true backup = driver.wsdl_mapping_registry driver.wsdl_mapping_registry = SOAP::Mapping::DefaultRegistry p driver.hash({1=>2, 3=>4}) driver.wsdl_mapping_registry = backup