public static Response msgOnlyFile(String filePath){
		Response responseMessage = new Response();
		
		if(cahceInMemory){// 将文件缓存到内存中参数开启
			ByteBuffer buffer = FileMapper.getInstance().getBuffer(filePath);
			if(buffer == null){
				responseMessage.setFilePath(filePath);
			}else{
				responseMessage.addBuffer(buffer);
			}
		}else{// 不缓存文件到内存中
			responseMessage.setFilePath(filePath);
		}
		
		return responseMessage;
	}