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DATA: lc_http_client TYPE REF TO if_http_client,
LEN TYPE I, "发送报文长度 l_json_data TYPE string, l_json_string TYPE string, l_result_data TYPE string, l_url TYPE string. DATA lc_json TYPE REF TO cl_fdt_json_serializer. "json格式转换
DATA l_result TYPE ZMSG02.
l_url = 'http://xxx.xxx'. "访问地址 l_json_string = '{"userid":"65509","message":"Hello"}'. *****创建http服务 CALL METHOD cl_http_client=>create_by_url EXPORTING url = l_url IMPORTING client = lc_http_client EXCEPTIONS argument_not_found = 1 plugin_not_active = 2 internal_error = 3 OTHERS = 4. IF sy-subrc <> 0. EXIT. ENDIF. *****转换json格式 CREATE OBJECT lc_json. CALL METHOD lc_json->serialize_int EXPORTING data = IS_INPUT RECEIVING r_json = l_json_data. LEN = STRLEN( l_json_data ). TRANSLATE l_json_data TO LOWER CASE. "设定传输请求内容格式以及编码格式
CALL METHOD lc_http_client->request->set_header_field
EXPORTING
name = 'Content-Type'
value = 'application/JSON; charset=utf-8'.
CALL METHOD lc_http_client->request->set_method( 'POST' ).
*****设置传入字符串
CALL METHOD lc_http_client->REQUEST->SET_CDATA
EXPORTING
DATA = l_json_data
OFFSET = 0
LENGTH = LEN.
*****发送http服务
CALL METHOD lc_http_client->send
EXCEPTIONS
http_communication_failure = 1
http_invalid_state = 2
http_processing_failed = 3
http_invalid_timeout = 4
OTHERS = 5.
IF sy-subrc <> 0.
" EXIT. ENDIF. "接收
CALL METHOD lc_http_client->RECEIVE
EXCEPTIONS
HTTP_COMMUNICATION_FAILURE = 1
HTTP_INVALID_STATE = 2
HTTP_PROCESSING_FAILED = 3.
IF sy-subrc = 0.
ENDIF.
l_result_data = lc_http_client->response->get_cdata( ).
*****解析JSON数据
CALL METHOD lc_json->deserialize_int
EXPORTING
json = l_result_data
CHANGING
data = l_result.
IF sy-subrc = 0.
ES_RET-CODE = l_result-errcode.
ES_RET-MSG = l_result_data.
ENDIF.
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