/// <summary>
/// Remove the resource represented by the entry.
/// <param name="entry">Entry of the resource to delete.</param>
/// </summary>
/// <returns>
/// Size of deleted file if successfully deleted, -1 otherwise.
/// </returns>
public long Remove(IEntry entry)
{
// It should be one entry return by us :)
EntryImpl entryImpl = (EntryImpl)entry;
FileBinaryResource resource = (FileBinaryResource)entryImpl.Resource;
return(DoRemove(resource.File));
}
private void Register(Int32 index, EntryImpl e)
{
if (Contains(e.Name))
{
throw new ArgumentException("Other filter is using the same name: " + e.Name);
}
_entries.Insert(index, e);
}
/// <summary>
/// Replace the filter with the specified name with the specified new filter.
/// </summary>
/// <param name="name">the name of the filter to replace</param>
/// <param name="newFilter">the new filter</param>
/// <returns>the old filter</returns>
public IoFilter Replace(String name, IoFilter newFilter)
{
lock (_syncRoot)
{
CheckBaseName(name);
EntryImpl e = (EntryImpl)GetEntry(name);
IoFilter oldFilter = e.Filter;
e.Filter = newFilter;
return(oldFilter);
}
}
private DiskDumpInfoEntry DumpCacheEntry(IEntry entry)
{
EntryImpl entryImpl = (EntryImpl)entry;
string firstBits = "";
byte[] bytes = entryImpl.Resource.Read();
string type = TypeOfBytes(bytes);
if (type.Equals("undefined") && bytes.Length >= 4)
{
firstBits = string.Format(
"0x{0:X} 0x{1:X} 0x{2:X} 0x{3:X}", bytes[0], bytes[1], bytes[2], bytes[3]);
}
string path = ((FileBinaryResource)entryImpl.Resource).File.FullName;
return(new DiskDumpInfoEntry(path, type, entryImpl.GetSize(), firstBits));
}
/// <summary>
/// Removes the filter with the specified name from this chain.
/// </summary>
/// <param name="name">the name of the filter to remove</param>
/// <returns>the removed filter</returns>
public IoFilter Remove(String name)
{
if (name == null)
{
throw new ArgumentNullException("name");
}
lock (_syncRoot)
{
EntryImpl entry = _entries.Find(e => e.Name.Equals(name));
if (entry != null)
{
_entries.Remove(entry);
return(entry.Filter);
}
}
throw new ArgumentException("Unknown filter name: " + name);
}
