public ArrayList<HashMap<String, String>> getDocuments(Long processOid) {
		ArrayList<HashMap<String, String>> docList = new ArrayList<HashMap<String,String>>();
		ServiceFactory sf= ServiceFactoryLocator.get("motu","motu");
		DocumentManagementService dms = sf.getDocumentManagementService();
		Object processAttachment = sf.getWorkflowService().getInDataPath(processOid, "PROCESS_ATTACHMENTS");

		if (processAttachment instanceof Collection) {
			Collection<?> pAttCol = (Collection<?>) processAttachment;
			for (Object obj : pAttCol) {
				if (obj instanceof Document) {
					HashMap<String,String> doc = new HashMap<String,String>();
					Document saveDoc = (Document) obj;
					byte[] byteArr= dms.retrieveDocumentContent(saveDoc.getPath());
					String content = new BASE64Encoder().encode(byteArr).toString();
					doc.put("docId", saveDoc.getName());
					doc.put("docContent", content);
					doc.put("mimeType", saveDoc.getContentType());
					docList.add(doc);
				}
			}
		}
		return docList;
	}
}