protected FixedSizeCollection(DataFile data, int recordSize)
{
if (recordSize <= 0)
throw new ArgumentException();
this.data = data;
this.recordSize = recordSize;
keyPositionCache = new MemoryCache(513, 750, 15);
}
public PathRootTable(DataFile data)
{
dictionary = new StringDictionary(data);
}
public DataFileStream(DataFile file)
: this(file, FileAccess.ReadWrite)
{
}
public DataFileStream(DataFile file, FileAccess access)
{
this.file = file;
this.access = access;
}
/// <summary> /// Copies the contents of the current file, from the current position, /// to the given destination file, starting at its current position, /// for a given amount of bytes. /// </summary> /// <param name="destFile">The destination file where to copy the contents /// of the current one.</param> /// <param name="size">The amount of data, in bytes, to copy to the /// destination file.</param> /// <remarks> /// If the current file contains less amount of data than the specified /// amount to copy, or the amount of data left after the current position /// is less than the given amount to copy, only the data available will be /// copied to the destination file. /// <para> /// The destination file must not be the same file, source of the copy: /// this method cannot be used to copy data within the same file. /// </para> /// <para> /// The first aim of this function is to provide an efficient way of /// merging data between different <see cref="ITransaction">transactions</see>. /// </para> /// <para> /// When this method returns, the position location in both the source and /// target files will point to the end of the copied sequence. /// </para> /// </remarks> public abstract void CopyTo(DataFile destFile, long size);
/// <summary> /// Copies the contents of the current file, from the current position, /// to the given destination file, starting at its current position, /// for a given amount of bytes. /// </summary> /// <param name="destFile">The destination file where to copy the contents /// of the current one.</param> /// <param name="size">The amount of data, in bytes, to copy to the /// destination file.</param> /// <remarks> /// If the current file contains less amount of data than the specified /// amount to copy, or the amount of data left after the current position /// is less than the given amount to copy, only the data available will be /// copied to the destination file. /// <para> /// The destination file must not be the same file, source of the copy: /// this method cannot be used to copy data within the same file. /// </para> /// <para> /// The first aim of this function is to provide an efficient way of /// merging data between different <see cref="ITransaction">transactions</see>. /// </para> /// <para> /// When this method returns, the position location in both the source and /// target files will point to the end of the copied sequence. /// </para> /// </remarks> public abstract void CopyTo(DataFile destFile, long size);
public BlockServerTable(DataFile data)
: base(data, 16)
{
}