System.IO.IsolatedStorage

The exception that is thrown when an operation in isolated storage fails.

Initializes a new instance of the class with default properties.

Initializes a new instance of the class with a specified error message.

The error message that explains the reason for the exception.

Initializes a new instance of the class with a specified error message and a reference to the inner exception that is the cause of this exception.

The error message that explains the reason for the exception. The exception that is the cause of the current exception. If the parameter is not null, the current exception is raised in a catch block that handles the inner exception.

Represents an isolated storage area containing files and directories.

Copies an existing file to a new file.

The name of the file to copy. The name of the destination file. This cannot be a directory or an existing file. oris a zero-length string, contains only white space, or contains one or more invalid characters defined by the method. oris null. The isolated store has been closed. The isolated store has been disposed. was not found. was not found. The isolated store has been removed.-or-Isolated storage is disabled.-or- exists.-or-An I/O error has occurred.

Copies an existing file to a new file, and optionally overwrites an existing file.

The name of the file to copy. The name of the destination file. This cannot be a directory. true if the destination file can be overwritten; otherwise, false. oris a zero-length string, contains only white space, or contains one or more invalid characters defined by the method. oris null. The isolated store has been closed. The isolated store has been disposed. was not found. was not found. The isolated store has been removed.-or-Isolated storage is disabled.-or-An I/O error has occurred.

Creates a directory in the isolated storage scope.

The relative path of the directory to create within the isolated storage scope. The current code has insufficient permissions to create isolated storage directory. The directory path is null.

Creates a file in the isolated store.

A new isolated storage file. The relative path of the file to create. The isolated store has been removed. -or-Isolated storage is disabled. is malformed. is null. The directory in does not exist. The isolated store has been disposed.

Deletes a directory in the isolated storage scope.

The relative path of the directory to delete within the isolated storage scope. The directory could not be deleted. The directory path was null.

Deletes a file in the isolated storage scope.

The relative path of the file to delete within the isolated storage scope. The target file is open or the path is incorrect. The file path is null.

Determines whether the specified path refers to an existing directory in the isolated store.

true if refers to an existing directory in the isolated store and is not null; otherwise, false. The path to test. is null. The isolated store is closed. The isolated store has been disposed. The isolated store has been removed. -or-Isolated storage is disabled.

Releases all resources used by the .

Determines whether the specified path refers to an existing file in the isolated store.

true if refers to an existing file in the isolated store and is not null; otherwise, false. The path and file name to test. is null. The isolated store is closed. The isolated store has been disposed. The isolated store has been removed.

Returns the creation date and time of a specified file or directory.

The creation date and time for the specified file or directory. This value is expressed in local time. The path to the file or directory for which to obtain creation date and time information. is a zero-length string, contains only white space, or contains one or more invalid characters defined by the method. is null. The isolated store has been closed. The isolated store has been disposed. The isolated store has been removed.-or-Isolated storage is disabled.

Enumerates the directories at the root of an isolated store.

An array of relative paths of directories at the root of the isolated store. A zero-length array specifies that there are no directories at the root. The isolated store has been disposed. The isolated store is closed. The isolated store has been removed. Caller does not have permission to enumerate directories. One or more directories are not found.

Enumerates the directories in an isolated storage scope that match a given search pattern.

An array of the relative paths of directories in the isolated storage scope that match . A zero-length array specifies that there are no directories that match. A search pattern. Both single-character ("?") and multi-character ("*") wildcards are supported. is null. The isolated store is closed. The isolated store has been disposed. Caller does not have permission to enumerate directories resolved from . The directory or directories specified by are not found. The isolated store has been removed.

Enumerates the file names at the root of an isolated store.

An array of relative paths of files at the root of the isolated store. A zero-length array specifies that there are no files at the root. The isolated store has been removed. The isolated store has been disposed. File paths from the isolated store root cannot be determined.

Gets the file names that match a search pattern.

An array of relative paths of files in the isolated storage scope that match . A zero-length array specifies that there are no files that match. A search pattern. Both single-character ("?") and multi-character ("*") wildcards are supported. is null. The isolated store has been disposed. The isolated store has been removed. The file path specified by cannot be found.

Returns the date and time a specified file or directory was last accessed.

The date and time that the specified file or directory was last accessed. This value is expressed in local time. The path to the file or directory for which to obtain last access date and time information. is a zero-length string, contains only white space, or contains one or more invalid characters defined by the method. is null. The isolated store has been closed. The isolated store has been disposed. The isolated store has been removed.-or-Isolated storage is disabled.

Returns the date and time a specified file or directory was last written to.

The date and time that the specified file or directory was last written to. This value is expressed in local time. The path to the file or directory for which to obtain last write date and time information. is a zero-length string, contains only white space, or contains one or more invalid characters defined by the method. is null. The isolated store has been closed. The isolated store has been disposed. The isolated store has been removed.-or-Isolated storage is disabled.

Obtains user-scoped isolated storage corresponding to the calling code's application identity.

An object corresponding to the isolated storage scope based on the calling code's assembly identity. Sufficient isolated storage permissions have not been granted. An isolated storage location cannot be initialized.-or-The application identity of the caller cannot be determined, because the property returned null.-or-The permissions for the application domain cannot be determined.

Moves a specified directory and its contents to a new location.

The name of the directory to move. The path to the new location for . This cannot be the path to an existing directory. oris a zero-length string, contains only white space, or contains one or more invalid characters defined by the method. oris null. The isolated store has been closed. The isolated store has been disposed. does not exist. The isolated store has been removed.-or-Isolated storage is disabled.-or- already exists.-or- and refer to the same directory.

Moves a specified file to a new location, and optionally lets you specify a new file name.

The name of the file to move. The path to the new location for the file. If a file name is included, the moved file will have that name. oris a zero-length string, contains only white space, or contains one or more invalid characters defined by the method. oris null. The isolated store has been closed. The isolated store has been disposed. was not found. The isolated store has been removed.-or-Isolated storage is disabled.

Opens a file in the specified mode.

A file that is opened in the specified mode, with read/write access, and is unshared. The relative path of the file within the isolated store. One of the enumeration values that specifies how to open the file. The isolated store has been removed. -or-Isolated storage is disabled. is malformed. is null. The directory in does not exist. No file was found and the is set to . The isolated store has been disposed.

Opens a file in the specified mode with the specified read/write access.

A file that is opened in the specified mode and access, and is unshared. The relative path of the file within the isolated store. One of the enumeration values that specifies how to open the file. One of the enumeration values that specifies whether the file will be opened with read, write, or read/write access. The isolated store has been removed. -or-Isolated storage is disabled. is malformed. is null. The directory in does not exist. No file was found and the is set to . The isolated store has been disposed.

Opens a file in the specified mode, with the specified read/write access and sharing permission.

A file that is opened in the specified mode and access, and with the specified sharing options. The relative path of the file within the isolated store. One of the enumeration values that specifies how to open or create the file. One of the enumeration values that specifies whether the file will be opened with read, write, or read/write access A bitwise combination of enumeration values that specify the type of access other objects have to this file. The isolated store has been removed. -or-Isolated storage is disabled. is malformed. is null. The directory in does not exist. No file was found and the is set to . The isolated store has been disposed.

Exposes a file within isolated storage.

Initializes a new instance of the class giving access to the file designated by , in the specified , with the specified file , using the file sharing mode specified by , and in the context of the specified by .

The relative path of the file within isolated storage. One of the values. A bitwise combination of the values. A bitwise combination of the values. The in which to open the . The is badly formed. The is null. No file was found and the is set to . does not have a quota.

Initializes a new instance of the class giving access to the file designated by in the specified , with the specified file , and in the context of the specified by .

The relative path of the file within isolated storage. One of the values. A bitwise combination of the values. The in which to open the . The is badly formed. The is null. The isolated store is closed. No file was found and the is set to . does not have a quota.

Initializes a new instance of the class giving access to the file designated by , in the specified , and in the context of the specified by .

The relative path of the file within isolated storage. One of the values. The in which to open the . The is badly formed. The is null. No file was found and the is set to . does not have a quota.

Gets a Boolean value indicating whether the file can be read.

true if an object can be read; otherwise, false.

Gets a Boolean value indicating whether seek operations are supported.

true if an object supports seek operations; otherwise, false.

Gets a Boolean value indicating whether you can write to the file.

true if an object can be written; otherwise, false.

Releases the unmanaged resources used by the and optionally releases the managed resources.

true to release both managed and unmanaged resources; false to release only unmanaged resources

Clears buffers for this stream and causes any buffered data to be written to the file.

Gets the length of the object.

The length of the object in bytes.

Gets or sets the current position of the current object.

The current position of this object. The position cannot be set to a negative number.

Copies bytes from the current buffered object to an array.

The total number of bytes read into the . This can be less than the number of bytes requested if that many bytes are not currently available, or zero if the end of the stream is reached. The buffer to read. The offset in the buffer at which to begin writing. The maximum number of bytes to read.

Reads a single byte from the object in isolated storage.

The 8-bit unsigned integer value read from the isolated storage file.

Sets the current position of this object to the specified value.

The new position in the object. The new position of the object. One of the values. The must be one of the values.

Sets the length of this object to the specified .

The new length of the object. is a negative number.

Writes a block of bytes to the object using data read from a byte array.

The buffer to write. The byte offset in buffer from which to begin. The maximum number of bytes to write. The write attempt exceeds the quota for the object.

Writes a single byte to the object.

The byte value to write to the isolated storage file. The write attempt exceeds the quota for the object.