1、创建WebService
① SE37创建RFC函数
② SE80创建企业服务-service provider-existing ABAP object
或SE37-实用程序-创建Web服务
③ SOAManager-web服务配置-创建服务
2、调用WebService
① SE80创建企业服务-service consumer-externe WSDL-URL
② SOAManager 创建基于WSDL的配置-端口（ZPORT1）
③ ABAP调用
DATA: lo_clientproxy TYPE REF TO zcl_co_hr_sap_service_port_typ,
lo_sys_exception TYPE REF TO cx_ai_system_fault,
lo_app_exception TYPE REF TO cx_ai_application_fault,
l_input TYPE zcl_create_dept_request,
l_output TYPE zcl_create_dept_response.
TRY.
CREATE OBJECT lo_clientproxy
EXPORTING
logical_port_name = 'ZPORT1'.
CALL METHOD lo_clientproxy->create_dept
EXPORTING
create_dept_request = l_input
IMPORTING
create_dept_response = l_output.
CATCH cx_ai_system_fault INTO lo_sys_exception.
MESSAGE lo_sys_exception->errortext TYPE 'I'.
EXIT.
CATCH cx_ai_application_fault INTO lo_app_exception .
MESSAGE lo_app_exception->textid TYPE 'I'.
EXIT.
ENDTRY.