/// <summary>
/// 从文件打开B+树，该树为只读树。
/// </summary>
/// <param name="treeFileName">指定树文件的文件名</param>
/// <param name="blockFileName">指定块文件的文件名</param>
/// <param name="formatter">序列化器</param>
/// <returns>B+树</returns>
public static BPlusTreeObject OpenReadOnly(string treeFileName, string blockFileName, IFormatter formatter)
{
BPlusTreeBytes tree = BPlusTreeBytes.OpenReadOnly(treeFileName, blockFileName);
return(new BPlusTreeObject(tree, formatter));
}
/// <summary>
/// 从文件打开B+树，该树为只读树。
/// </summary>
/// <param name="treeFileName">指定树文件的文件名</param>
/// <param name="blockFileName">指定块文件的文件名</param>
/// <returns>B+树</returns>
public static BPlusTree OpenReadOnly(string treeFileName, string blockFileName)
{
BPlusTreeBytes tree = BPlusTreeBytes.OpenReadOnly(treeFileName, blockFileName);
return(new BPlusTree(tree));
}
