}
// Reading already-collected log lines doesn't actually
// require a current topology (could be used for reading lines
// from specific instances, however)
LogCollector logCollector = new LogCollector(this.topology);
String logs = logCollector.getCollectedLogLines(linesRequested);
String content = LoggingResponseBuilder.createResponseContent(logs);
return Response.ok(content, MediaType.APPLICATION_XML_TYPE).build();
}