code: public void retrieveContents(List<Document> documents) {
          for (Document doc : documents) {
              if (doc.getBody() == null) {
                  List<String> body = broker.callRPCList("TIU GET RECORD TEXT", null, doc.getId().getIdPart());
                  doc.setBody(StrUtil.fromList(body));
              }
          }
      }
docs: RPC: TIU GET RECORD TEXT
  
  <pre>
  Get the textual portion of a TIU Document.
  
  Input parameters:
  IEN     -  IEN[8925] in the TIU Document file.
  ACTION  -  Defaults to VIEW.  .01 Field for file USR ACTION.
  
  Return format:
  An array of text.
  Example (partial):
  Dest[0]=TITLE: PC ACUTE CARE VISIT
  Dest[1]=DATE OF NOTE: DEC 17, 2004@11:05     ENTRY DATE: DEC 17,2004@11:05:28
  Dest[2]=      AUTHOR: HAGER,MARY G         EXP COSIGNER:
  Dest[3]=     URGENCY:                            STATUS: COMPLETED
  Dest[4]=
  Dest[5]=12/16/04 16:14
  Dest[6]=
  Dest[7]=Patient is a 49 year old MALE
  Dest[8]=
  Dest[9]=Vitals:
  Dest[10]=WT:240 (108 kg), HT:70 (177 cm), TMP:98.6 (37 C), BP:140/90 , PU:80, RS:16,
  Dest[11]=PA:0
  </pre>
  
  @param documents Documents for which to retrieve contents.