- @SuppressWarnings("unused")
- private HighLevelClient findUnusedClient(boolean wait, boolean markAsUsed) {
- synchronized (syncObject) {
- HighLevelClient freeHighLevelClient = null;
- while (freeHighLevelClient == null) {
- for (HighLevelClient highLevelClient: nodeClients.values()) {
- if (!usedConnections.contains(highLevelClient)) {
- freeHighLevelClient = highLevelClient;
- break;
- }
- }
- if (freeHighLevelClient != null) {
- if (markAsUsed) {
- usedConnections.add(freeHighLevelClient);
- }
- return freeHighLevelClient;
- }
- if (!wait) {
- return null;
- }
- try {
- syncObject.wait();
- } catch (InterruptedException e) {
- /* ignore, just re-check. */
- }
- }
- /* we never get here, but the compiler doesn't realize. */
- return null;
+ public String[] generateKeyPair() throws IOException, JSiteException {
+ logger.log(Level.FINEST, "generateKeyPair()");
+ if (nodes.isEmpty()) {
+ throw new NoNodeException("no node configured");