/// <summary>
/// Get a single child by name
/// </summary>
/// @param [in] name -- name of child. If name is "..", it gets parent. If name is ".", return itself </param>
private SqlFsNode __getChild(string name)
{
SqlFsNode fsNode = null;
if (name.Equals(SqlFsConst.CURDIR))
{
fsNode = this; // current dir
}
else if (name.Equals(SqlFsConst.PARENTDIR))
{
// parent or itself if already root
fsNode = (this.ID.Equals(SqlFsConst.ROOTDIRID) ? this : this.Parent);
}
else
{
Cursor c = getEntryByName(name, SqlFsConst.FSTYPE.ANY);
if (c != null)
{
c.moveToFirst();
fsNode = SqlFsNode.getFsNode(db, fsLocker, c);
c.close();
}
else
{
SqlFsErrCode.CurrentError = SqlFsErrCode.FsErr.NoEntryByName;
}
}
return(fsNode);
}
//////////////////////////FS operations ///////////////////////////////////
/// @param [in] id -- get entry using ID directly </param>
internal static SqlFsNode getFsNodeByID(SQLiteDatabase db, SqlFsLocker fsLocker, FsID id)
{
SqlFsNode fsNode = null;
string @where = SqlStr.genWhere(new SqlStr.SqlSimpCond(SqlFs.FSBLOCK.fsID.ToString(), "=", id));
Cursor c = null;
try
{
c = db.query(SqlFs.DBNAMES.FsBlock.ToString(), new string[] { SqlFs.FSBLOCK.fsID.ToString(), SqlFs.FSBLOCK.fsType.ToString() }, @where, null, null, null, null);
if (c.moveToFirst())
{
fsNode = SqlFsNode.getFsNode(db, fsLocker, c);
}
}
catch (Exception e)
{
SqlFsLog.debug(e);
SqlFsErrCode.CurrentError = FsErr.GetFieldError;
}
finally
{
SqlFsFunc.close(c);
}
return(fsNode);
}
/// <summary>
/// Get a list of children (dirs and files)
/// </summary>
private List <SqlFsNode> __getChildList()
{
List <SqlFsNode> childList = null;
Cursor c = getEntryByName(null, SqlFsConst.FSTYPE.ANY);
if (c != null)
{
c.moveToFirst();
childList = new List <SqlFsNode>(c.Count);
do
{
SqlFsNode fsNode = SqlFsNode.getFsNode(db, fsLocker, c);
if (fsNode != null)
{
childList.Add(fsNode);
}
} while (c.moveToNext());
c.close();
}
return(childList);
}