* @return
*/
protected Connection createSynchConnection(ConnectionSpec connectionSpec, boolean isShared, RedisVersion redisVersion){
Connection synchConnection = null;
try {
synchConnection = new SynchConnection(connectionSpec, isShared, redisVersion);
Assert.notNull(synchConnection, "connection delegate", ClientRuntimeException.class);
}
catch (NotSupportedException e) {
Log.log("Can not support redis protocol '%s'", redisVersion);
throw e;