| public GetNamesFromPath ( string path, string &tableName, int &rowNumber ) : PathType | ||
| path | string | Path to chunk and obtain information |
| tableName | string | Name of the table as represented in the /// path |
| rowNumber | int | Row number obtained from the path |
| Результат | PathType | |
public PathType GetNamesFromPath(string path, out string tableName, out int rowNumber)
{
PathType retVal = PathType.Invalid;
rowNumber = -1;
tableName = null;
// Check if the path specified is a drive
if (PathIsDrive(path))
{
return PathType.Database;
}
// chunk the path into parts
string[] pathChunks = ChunkPath(path);
switch (pathChunks.Length)
{
case 1:
{
string name = pathChunks[0];
if (TableNameIsValid(name))
{
tableName = name;
retVal = PathType.Table;
}
}
break;
case 2:
{
string name = pathChunks[0];
if (TableNameIsValid(name))
{
tableName = name;
}
int number = SafeConvertRowNumber(pathChunks[1]);
if (number >= 0)
{
rowNumber = number;
retVal = PathType.Row;
}
else
{
WriteError(new ErrorRecord(
new ArgumentException("Row number is not valid"),
"RowNumberNotValid",
ErrorCategory.InvalidArgument,
path));
}
}
break;
default:
{
WriteError(new ErrorRecord(
new ArgumentException("The path supplied has too many segments"),
"PathNotValid",
ErrorCategory.InvalidArgument,
path));
}
break;
} // switch(pathChunks...
return retVal;
}
