Class FolderCommand

Definition

Namespace:: Tizen.Content.MediaContent

Assembly:: Tizen.Content.MediaContent.dll

API Level:: 4

Provides commands to manage folders and query related media items in the database.


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public class FolderCommand : MediaCommand

Inheritance: Object

MediaCommand

FolderCommand

Constructors

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FolderCommand(MediaDatabase)

Initializes a new instance of the FolderCommand class with the specified MediaDatabase.

Declaration


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public FolderCommand(MediaDatabase database)

Parameters

Type	Name	Description
MediaDatabase	database	The MediaDatabase that the commands run on.

Exceptions

Type	Condition
ArgumentNullException	`database` is null.
ObjectDisposedException	`database` has already been disposed of.

API Level: 4

Methods

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Count()

Retrieves the number of folders.

Declaration


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public int Count()

Returns

Type	Description
System.Int32	The number of folders.

Exceptions

Type	Condition
InvalidOperationException	The MediaDatabase is disconnected.
ObjectDisposedException	The MediaDatabase has already been disposed of.
MediaDatabaseException	An error occurred while executing the command.

API Level: 4

View Source

Count(CountArguments)

Retrieves the number of folders with the CountArguments.

Declaration


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public int Count(CountArguments arguments)

Parameters

Type	Name	Description
CountArguments	arguments	The criteria to use to filter. This value can be null.

Returns

Type	Description
System.Int32	The number of folders.

Exceptions

Type	Condition
InvalidOperationException	The MediaDatabase is disconnected.
ObjectDisposedException	The MediaDatabase has already been disposed of.
MediaDatabaseException	An error occurred while executing the command.

API Level: 4

View Source

CountMedia(String)

Retrieves the number of media information under the folder.

Declaration


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public int CountMedia(string folderId)

Parameters

Type	Name	Description
System.String	folderId	The ID of the folder to count media in the folder.

Returns

Type	Description
System.Int32	The number of media information.

Exceptions

Type	Condition
InvalidOperationException	The MediaDatabase is disconnected.
ObjectDisposedException	The MediaDatabase has already been disposed of.
MediaDatabaseException	An error occurred while executing the command.
ArgumentNullException	`folderId` is null.
System.ArgumentException	`folderId` is a zero-length string, contains only white space.

API Level: 4

View Source

CountMedia(String, CountArguments)

Retrieves the number of media information under the folder with the CountArguments.

Declaration


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public int CountMedia(string folderId, CountArguments arguments)

Parameters

Type	Name	Description
System.String	folderId	The ID of the folder to count media in the folder.
CountArguments	arguments	The criteria to use to filter. This value can be null.

Returns

Type	Description
System.Int32	The number of media information.

Exceptions

Type	Condition
InvalidOperationException	The MediaDatabase is disconnected.
ObjectDisposedException	The MediaDatabase has already been disposed of.
MediaDatabaseException	An error occurred while executing the command.
ArgumentNullException	`folderId` is null.
System.ArgumentException	`folderId` is a zero-length string, contains only white space.

API Level: 4

View Source

Select()

Retrieves the folders.

Declaration


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public MediaDataReader<Folder> Select()

Returns

Type	Description
MediaDataReader<Folder>	The MediaDataReader<TRecord> containing the results.

Exceptions

Type	Condition
InvalidOperationException	The MediaDatabase is disconnected.
ObjectDisposedException	The MediaDatabase has already been disposed of.
MediaDatabaseException	An error occurred while executing the command.

API Level: 4

View Source

Select(String)

Retrieves the folder.

Declaration


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public Folder Select(string folderId)

Parameters

Type	Name	Description
System.String	folderId	The folder ID to query with.

Returns

Type	Description
Folder	The Folder instance if the matched record was found in the database, otherwise null.

Exceptions

Type	Condition
InvalidOperationException	The MediaDatabase is disconnected.
ObjectDisposedException	The MediaDatabase has already been disposed of.
MediaDatabaseException	An error occurred while executing the command.
ArgumentNullException	`folderId` is null.
System.ArgumentException	`folderId` is a zero-length string, contains only white space.

API Level: 4

View Source

Select(SelectArguments)

Retrieves the folders with the SelectArguments.

Declaration


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public MediaDataReader<Folder> Select(SelectArguments arguments)

Parameters

Type	Name	Description
SelectArguments	arguments	The criteria to use to filter. This value can be null.

Returns

Type	Description
MediaDataReader<Folder>	The MediaDataReader<TRecord> containing the results.

Exceptions

Type	Condition
InvalidOperationException	The MediaDatabase is disconnected.
ObjectDisposedException	The MediaDatabase has already been disposed of.
MediaDatabaseException	An error occurred while executing the command.

API Level: 4

View Source

SelectMedia(String)

Retrieves the media information under the folder.

Declaration


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public MediaDataReader<MediaInfo> SelectMedia(string folderId)

Parameters

Type	Name	Description
System.String	folderId	The ID of the folder to select media in the folder.

Returns

Type	Description
MediaDataReader<MediaInfo>	The MediaDataReader<TRecord> containing the results.

Exceptions

Type	Condition
InvalidOperationException	The MediaDatabase is disconnected.
ObjectDisposedException	The MediaDatabase has already been disposed of.
MediaDatabaseException	An error occurred while executing the command.
ArgumentNullException	`folderId` is null.
System.ArgumentException	`folderId` is a zero-length string, contains only white space.

API Level: 4

View Source

SelectMedia(String, SelectArguments)

Retrieves the media information under the folder with the SelectArguments.

Declaration


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public MediaDataReader<MediaInfo> SelectMedia(string folderId, SelectArguments filter)

Parameters

Type	Name	Description
System.String	folderId	The ID of the folder to select media in the folder.
SelectArguments	filter	The criteria to use to filter. This value can be null.

Returns

Type	Description
MediaDataReader<MediaInfo>	The MediaDataReader<TRecord> containing the results.

Exceptions

Type	Condition
InvalidOperationException	The MediaDatabase is disconnected.
ObjectDisposedException	The MediaDatabase has already been disposed of.
MediaDatabaseException	An error occurred while executing the command.
ArgumentNullException	`folderId` is null.
System.ArgumentException	`folderId` is a zero-length string, contains only white space.