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DirectoryCatalog Constructor (String, String)

.NET Framework 4.6 and 4.5

Initializes a new instance of the DirectoryCatalog class by using ComposablePartDefinition objects that match a specified search pattern in the specified directory path.

Namespace:  System.ComponentModel.Composition.Hosting
Assembly:  System.ComponentModel.Composition (in System.ComponentModel.Composition.dll)

public DirectoryCatalog(
	string path,
	string searchPattern
)

Parameters

path
Type: System.String

The path to the directory to scan for assemblies to add to the catalog.

The path must be absolute or relative to BaseDirectory.

searchPattern
Type: System.String

The search string. The format of the string should be the same as specified for the GetFiles method.

ExceptionCondition
DirectoryNotFoundException

The specified path is invalid (for example, it is on an unmapped drive).

ArgumentNullException

path or searchPattern is null.

UnauthorizedAccessException

The caller does not have the required permission.

ArgumentException

path is a zero-length string, contains only white space, or contains one or more implementation-specific invalid characters.

-or-

searchPattern does not contain a valid pattern.

PathTooLongException

The specified path, file name, or both exceed the system-defined maximum length. For example, on Windows-based computers, paths must be less than 248 characters and file names must be less than 260 characters.

.NET Framework

Supported in: 4.6, 4.5, 4

.NET Framework Client Profile

Supported in: 4
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