<validate> – validate the values of variables against their associated XML and WSDL data definition
<validate variables="BPELVariableNames" standard-attributes> standard-elements </validate>
throws bpel:invalidVariables
The <validate> activity is used to validate the values of variables against their associated XML and WSDL data definition; if the validation fails, a fault is thrown.
<assign>, <pick>, <receive>, <invoke> – all provide similar functionality via the validate attribute.
