@Override
    public void close() {
        try {
            writeEndObject();
            jg.flush();
            jg.close();
        } catch (IOException e) {
            throw new RuntimeException(e);
        }
    }
@see io.apiman.manager.api.exportimport.write.IExportWriter#endOrg()
manager/api/export-import/src/main/java/io/apiman/manager/api/exportimport/json/JsonExportWriter.java