public Response service(HashMap<String, String> requestData){
		if(requestData == null){
			return null;
		}
		
		Response responseMessage = null;
		try{
			String request = requestData.get(HttpConstants.REQUEST);// 获取请求接口
			
			if(compareService(request,VANK_PUBLISH_ARTICLE)){//上传图片
				String fileName = requestData.get("fileName");//文件名
				String fileNames = "";
				if(!MyStringUtil.isBlank(fileName)){//如果文件名不为空情况，证明有附件
					fileNames = FileUtil.unzip(SERVER_ROOT,fileName,true,serverRoot);			
				}
				
				responseMessage = Response.msgOnlyBody(fileNames);
			}else{//下载图片
				responseMessage = cretaeResponse(request);			
			}
			return responseMessage;
		}catch(Exception e){
			e.printStackTrace();
			responseMessage = Response.msgOnlyBody("Error 500");
			return responseMessage;
		}
	}