String containerNode = rootNode + NODE_TOKENS;
final List<String> nodes;
try {
nodes = getSession().getChildren(containerNode, false);
} catch (KeeperException ex) {
throw new TokenStoreError(ex);
} catch (InterruptedException ex) {
throw new TokenStoreError(ex);
}
List<DelegationTokenIdentifier> result = new java.util.ArrayList<DelegationTokenIdentifier>(
nodes.size());
for (String node : nodes) {
DelegationTokenIdentifier id = new DelegationTokenIdentifier();