BPEL.BPEL.getVariableData
gets BPEL variable data within <bpelv:exec binding="SQL"> activity
BPEL.BPEL.getVariableData
(in var_name varchar,
in part varchar,
in query varchar);
Parameters
var_name –
varchar the name of BPEL variable
part –
varchar default null the part of BPEL variable in
question.
query –
varchar default null XPATH query for
selecting data in the BPEL variable
Return Types
this function returns the selected data from the BPEL variable. This
can be either an XML tree or a varchar or an integer.
Description
BPEL.BPEL.getVariableData
Returns select by query expression data from part (if
applicable) of the BPEL variable. If the variable is unknown,
or if the XPATH expression signals an error, the appropriate error is signalled.
This procedure may only be used in Virtuoso/PL code invoked from a BPEL process.
Examples
Simple example
declare city, country varchar;
city := cast (BPEL.BPEL.getVariableData ('request',
'req_payload',
'/destRequest/city/text()');