/// <summary>
/// 获取指定标志的数据
/// </summary>
/// <param name="identityName">数据标志号</param>
/// <returns>如果存在该数据则返回，否则为null。</returns>
public IDataItem GetData(string identityName)
{
string tarPath = Path.Combine(BaseDirectory, identityName.Replace('/', '\\').Trim('\\'));
if (!File.Exists(tarPath))
{
tarPath += "\\" + FS_DIRDAT;
if (!File.Exists(tarPath))
{
throw new NullReferenceException("指定标识数据[" + identityName + "]在存储系统中不存在！");
}
}
return(FileWrapHelper.UnWrapObject(File.ReadAllBytes(tarPath)) as IDataItem);
}
/// <summary>
/// 相关属性数据绑定
/// </summary>
public override void DataBind()
{
string tarFile = (IsContainer) ? IdentityName + "\\" + FileSystemStorage.FS_DIRDAT : IdentityName;
tarFile = tarFile.Replace('/', '\\');
if (!File.Exists(tarFile))
{
return;
}
byte[] diskDat = File.ReadAllBytes(tarFile);
LocalFileData fDat = FileWrapHelper.UnWrapObject(diskDat) as LocalFileData;
if (fDat != null)
{
this.Alias = fDat.Alias;
this.IsContainer = fDat.IsContainer;
this.CreateDateTimeUTC = fDat.CreateDateTimeUTC;
this.ModifiedDateTimeUTC = fDat.ModifiedDateTimeUTC;
this.Name = fDat.Name;
this.RawData = fDat.RawData;
}
}