@returns true iff the operation ended with a VM exception.

@description 获取文件ID (同步接口) @param fileServer 服务节点 @param filename 文件名

从FileInfoManager合约获取指定文件信息json结果

@description 查找文件信息请求回调 @param ret 返回值 @param fileinfo 文件信息

*@desc 查询指定文件服务器信息 */

Return first block with an unknown parent.

@param {Object=} result * @param {string=} prop * @param {string=} typ

@returns the total gas to convert, paid for from sender's account. Any unused gas gets refunded once the contract is ended.

@return the container

@return the file_hash

@return the gasPrice

*@desc 获取组pageSize */