how to update the information of created shopping card('BBP_EXTREQ_INBOUND)

Now I am using BAPI 'BBP_EXTREQ_INBOUND' to create a shopping card and have successed.

But I want to know how to update the information of shopping card that i have created.

how should I set the TD_I_ACTION and other table?

thank you!

EXPORTING

I_HEADER = TH_SC_HEADER_C

I_HEADER_CUST = TH_SC_HEADER_CUST_C

TABLES

I_ITEMS = TD_SC_ITEM_C

I_ITEMS_CUST = TD_SC_ITEM_CUST_C

I_ACTION = TD_I_ACTION

I_ACC = TD_ACC_C

I_TEXTS = TD_TEXT_I

I_BUP = TD_BUP_C

I_ORG = TD_ORG_C

RETURN = TD_RETURN.

Edited by: yu ming on Jan 4, 2008 3:24 AM