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sdwheeler merged 1 commit into from
Nov 6, 2021
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Remove duplicates: container provider sample #8313

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106 changes: 0 additions & 106 deletions ...eptual/developer/prog-guide/creating-a-windows-powershell-container-provider.md
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Original file line number Diff line number Diff line change
Expand Up @@ -41,11 +41,6 @@ A Windows PowerShell container provider must define a .NET class that derives fr
base class. Here is the class definition for the Windows PowerShell container provider described in
this section.

```csharp
[CmdletProvider("AccessDB", ProviderCapabilities.None)]
public class AccessDBProvider : ContainerCmdletProvider
```

:::code language="csharp" source="~/../powershell-sdk-samples/SDK-2.0/csharp/AccessDBProviderSample04/AccessDBProviderSample04.cs" range="34-35":::

Notice that in this class definition, the
Expand Down Expand Up @@ -96,61 +91,6 @@ method for this provider. Notice that this method retrieves the child items in a
when the path indicates the Access database, and retrieves the child items from the rows of that
table if the path indicates a data table.

```csharp
protected override void GetChildItems(string path, bool recurse)
{
// If path represented is a drive then the children in the path are
// tables. Hence all tables in the drive represented will have to be
// returned
if (PathIsDrive(path))
{
foreach (DatabaseTableInfo table in GetTables())
{
WriteItemObject(table, path, true);

// if the specified item exists and recurse has been set then
// all child items within it have to be obtained as well
if (ItemExists(path) && recurse)
{
GetChildItems(path + pathSeparator + table.Name, recurse);
}
} // foreach (DatabaseTableInfo...
} // if (PathIsDrive...
else
{
// Get the table name, row number and type of path from the
// path specified
string tableName;
int rowNumber;

PathType type = GetNamesFromPath(path, out tableName, out rowNumber);

if (type == PathType.Table)
{
// Obtain all the rows within the table
foreach (DatabaseRowInfo row in GetRows(tableName))
{
WriteItemObject(row, path + pathSeparator + row.RowNumber,
false);
} // foreach (DatabaseRowInfo...
}
else if (type == PathType.Row)
{
// In this case the user has directly specified a row, hence
// just give that particular row
DatabaseRowInfo row = GetRow(tableName, rowNumber);
WriteItemObject(row, path + pathSeparator + row.RowNumber,
false);
}
else
{
// In this case, the path specified is not valid
ThrowTerminatingInvalidPathException(path);
}
} // else
} // GetChildItems
```

:::code language="csharp" source="~/../powershell-sdk-samples/SDK-2.0/csharp/AccessDBProviderSample04/AccessDBProviderSample04.cs" range="311-362":::

#### Things to Remember About Implementing GetChildItems
Expand Down Expand Up @@ -222,52 +162,6 @@ Here is the implementation of the
method for this provider. Notice that the method retrieves table names if the specified path
indicates the Access database (drive) and row numbers if the path indicates a table.

```csharp
protected override void GetChildNames(string path,
ReturnContainers returnContainers)
{
// If the path represented is a drive, then the child items are
// tables. get the names of all the tables in the drive.
if (PathIsDrive(path))
{
foreach (DatabaseTableInfo table in GetTables())
{
WriteItemObject(table.Name, path, true);
} // foreach (DatabaseTableInfo...
} // if (PathIsDrive...
else
{
// Get type, table name and row number from path specified
string tableName;
int rowNumber;

PathType type = GetNamesFromPath(path, out tableName, out rowNumber);

if (type == PathType.Table)
{
// Get all the rows in the table and then write out the
// row numbers.
foreach (DatabaseRowInfo row in GetRows(tableName))
{
WriteItemObject(row.RowNumber, path, false);
} // foreach (DatabaseRowInfo...
}
else if (type == PathType.Row)
{
// In this case the user has directly specified a row, hence
// just give that particular row
DatabaseRowInfo row = GetRow(tableName, rowNumber);

WriteItemObject(row.RowNumber, path, false);
}
else
{
ThrowTerminatingInvalidPathException(path);
}
} // else
} // GetChildNames
```

:::code language="csharp" source="~/../powershell-sdk-samples/SDK-2.0/csharp/AccessDBProviderSample04/AccessDBProviderSample04.cs" range="369-411":::

#### Things to Remember About Implementing GetChildNames
Expand Down