/// <summary>
/// 是否完成。
/// </summary>
/// <returns>true表示完成；false表示未完成。</returns>
protected override bool IsDone()
{
if (!File.Exists(this.filePath))
{
this.completed = true;
}
else if (null == this.stream)
{
try {
this.stream = new FileStream(this.filePath, FileMode.Open, FileAccess.Read, FileShare.ReadWrite);
this.bytes = new byte[this.stream.Length];
this.stream.BeginRead(this.bytes, 0, this.bytes.Length, new AsyncCallback(_OnReadComplete), null);
} catch (Exception e) {
AnyLogger.X(e);
this.stream = null;
}
}
return(this.completed);
}
/// <summary>
/// 是否完成。
/// </summary>
/// <returns>true表示完成；false表示未完成。</returns>
protected override bool IsDone()
{
if (null == this.stream)
{
try {
var info = new FileInfo(this.filePath);
if (!Directory.Exists(info.DirectoryName))
{
Directory.CreateDirectory(info.DirectoryName);
}
this.stream = new FileStream(this.filePath, FileMode.OpenOrCreate, FileAccess.Write, FileShare.ReadWrite);
this.stream.Seek(0, (SeekOrigin)this.mode);
this.stream.BeginWrite(this.bytes, 0, this.bytes.Length, new AsyncCallback(_OnWriteComplete), null);
} catch (Exception e) {
AnyLogger.X(e);
this.stream = null;
}
}
return(this.completed);
}
