returns the source of a link , or null if it has none . concode_field_sep PlaceHolder placeHolder concode_field_sep List getFlowLinks concode_elem_sep Flow[] getParentFlows concode_elem_sep void getParentFlows concode_elem_sep void removeActivitySource concode_elem_sep void setLinkSource concode_elem_sep void removeFlowLink concode_elem_sep void addFlowLink concode_elem_sep void removeActivityTarget concode_elem_sep void replaceLinkSourceAndTarget concode_elem_sep Flow getCommonFlow concode_elem_sep Activity getLinkTarget concode_elem_sep void setLinkTarget concode_elem_sep boolean hasParentFlow
Activity function ( Link arg0 ) { if ( arg0 . getSources ( ) . isEmpty ( ) ) return null ; return ( ( arg0 . getSources ( ) . get ( 0 ) ) ) . getActivity ( ) ; }