code: public <T> Map<String, T> getAll() {
  		try {
  			Map<byte[], byte[]> datas = null;
  			Map<String, T> result = new HashMap<>();
  			if (isCluster(groupName)) {
  				datas = getBinaryJedisClusterCommands(groupName).hgetAll(keyBytes);
  			} else {
  				datas = getBinaryJedisCommands(groupName).hgetAll(keyBytes);
  			}
  
  			Iterator<Map.Entry<byte[], byte[]>> it = datas.entrySet().iterator();
  			while(it.hasNext()){
  				Map.Entry<byte[], byte[]> entry=it.next();
  				result.put(SafeEncoder.encode(entry.getKey()), (T)valueDerialize(entry.getValue()));
  			}
  			return result;
  		} finally {
  			getJedisProvider(groupName).release();
  		}
  
  	}
docs: 获取所有值
  
  @return