@Override
public void submitGetVersionsRequest(ByteArray key,
NonblockingStoreCallback callback,
long timeoutMs) {
StoreUtils.assertValidKey(key);
GetVersionsClientRequest clientRequest = new GetVersionsClientRequest(getName(),
requestFormat,
requestRoutingType,
key);
if(logger.isDebugEnabled())
logger.debug("GETVERSIONS keyRef: " + System.identityHashCode(key) + " requestRef: "