public override Stream GetOutputStream(string name, out IContentEntry entry)
{
ThrowIfObjectDisposed();
ThrowIfObjectNotUpdating();
name = NormalizePath(name);
IContentEntry oldEntry;
if (entries.TryGetValue(name, out oldEntry))
{
if (oldEntry is IDisposable)
{
(oldEntry as IDisposable).Dispose();
}
var source = new MemoryStream();
var updateEntry = new UpdateEntry(name, source, DateTime.Now, true, EntryOperation.AddOrUpdate);
entries[name] = updateEntry;
entry = updateEntry;
return(updateEntry.Source.GetOutputStream());
}
else
{
var source = new MemoryStream();
var updateEntry = new UpdateEntry(name, source, DateTime.Now, true, EntryOperation.AddOrUpdate);
entry = updateEntry;
entries.Add(name, updateEntry);
return(updateEntry.Source.GetOutputStream());
}
}
public override Stream GetOutputStream(string name, out IContentEntry entry)
{
ThrowIfObjectDisposed();
ThrowIfObjectNotUpdating();
MemoryEntry oldEntry;
if (entries.TryGetValue(name, out oldEntry))
{
oldEntry.Dispose();
var source = new MemoryStream();
var memoryEntry = new MemoryEntry(name, source, DateTime.Now, true);
entries[name] = memoryEntry;
entry = memoryEntry;
return memoryEntry.Source.GetOutputStream();
}
else
{
var source = new MemoryStream();
var memoryEntry = new MemoryEntry(name, source, DateTime.Now, true);
entry = memoryEntry;
entries.Add(name, memoryEntry);
return memoryEntry.Source.GetOutputStream();
}
}
/// <summary>
/// 获取到输出流,不管是否已经存在,都返回一个空的用于写的流,该方法可能使用 MemoryStream 作为缓存,在 CommitUpdate() 之后才进行变换;在使用该方法之前需要调用 BeginUpdate();(推荐在using语法内使用)
/// </summary>
/// <exception cref="ObjectDisposedException"></exception>
/// <exception cref="InvalidOperationException"></exception>
/// <exception cref="IOException">文件被占用</exception>
public virtual Stream GetOutputStream(IContentEntry entry)
{
if (entry == null)
{
throw new ArgumentNullException(nameof(entry));
}
return(GetOutputStream(entry.Name));
}
/// <summary>
/// 移除指定资源;在使用该方法之前需要调用 BeginUpdate();
/// </summary>
/// <exception cref="ObjectDisposedException"></exception>
/// <exception cref="InvalidOperationException"></exception>
/// <exception cref="IOException">文件被占用</exception>
public virtual bool Remove(IContentEntry entry)
{
if (entry == null)
{
throw new ArgumentNullException(nameof(entry));
}
return(Remove(entry.Name));
}
public override Stream GetOutputStream(string name, out IContentEntry entry)
{
ThrowIfObjectDisposed();
ThrowIfObjectNotUpdating();
string filePath = Path.Combine(DirectoryPath, name);
string directory = Path.GetDirectoryName(filePath);
Directory.CreateDirectory(directory);
entry = CreateEntry(filePath, name);
return(new FileStream(filePath, FileMode.Create, FileAccess.ReadWrite, FileShare.None));
}
public override Stream GetInputStream(IContentEntry entry)
{
if (entry is Entry)
{
var zipEntry = (Entry)entry;
return(zipEntry.ZipArchiveEntry.OpenEntryStream());
}
else
{
return(GetInputStream(entry.Name));
}
}
internal ZipArchiveEntry InternalGetEntry(IContentEntry contentEntry)
{
if (contentEntry is Entry)
{
var zipEntry = (Entry)contentEntry;
return(zipEntry.ZipArchiveEntry);
}
else
{
return(InternalGetEntry(contentEntry.Name));
}
}
public override Stream GetInputStream(IContentEntry entry)
{
ThrowIfObjectDisposed();
var directoryContentEntry = (DirectoryContentEntry)entry;
if (File.Exists(directoryContentEntry.FilePath))
{
return(new FileStream(directoryContentEntry.FilePath, FileMode.Open, FileAccess.Read, FileShare.Read));
}
else
{
throw new FileNotFoundException();
}
}
public override Stream GetInputStream(IContentEntry entry)
{
if (entry == null)
{
throw new ArgumentNullException(nameof(entry));
}
ThrowIfObjectDisposed();
Entry zipContentEntry = entry as Entry;
if (zipContentEntry != null)
{
return(GetInputStream(zipContentEntry.ZipEntry));
}
else
{
return(GetInputStream(entry.Name));
}
}
public override Stream GetOutputStream(string name, out IContentEntry entry)
{
throw new NotImplementedException();
}
public override Stream GetOutputStream(IContentEntry entry)
{
return(base.GetOutputStream(entry));
}
/// <summary> /// 获取到输出流,不管是否已经存在,都返回一个空的用于写的流,该方法可能使用 MemoryStream 作为缓存,在 CommitUpdate() 之后才进行变换;在使用该方法之前需要调用 BeginUpdate();(推荐在using语法内使用) /// </summary> /// <exception cref="ObjectDisposedException"></exception> /// <exception cref="InvalidOperationException"></exception> /// <exception cref="IOException">文件被占用</exception> public abstract Stream GetOutputStream(string name, out IContentEntry entry);
