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ZipArchive Constructor (Stream, ZipArchiveMode, Boolean)

.NET Framework 4.5

Initializes a new instance of the ZipArchive class on the specified stream for the specified mode, and optionally leaves the stream open.

Namespace: System.IO.Compression
Assembly: System.IO.Compression (in System.IO.Compression.dll)

Syntax

C++

public ZipArchive(
	Stream stream,
	ZipArchiveMode mode,
	bool leaveOpen
)

Parameters

stream: Type: System.IO.Stream
The input or output stream.

mode: Type: System.IO.Compression.ZipArchiveMode
One of the enumeration values that indicates whether the zip archive is used to read, create, or update entries.

leaveOpen: Type: System.Boolean
true to leave the stream open after the ZipArchive object is disposed; otherwise, false.

Exceptions

Exception	Condition
ArgumentException	The stream is already closed, or the capabilities of the stream do not match the mode.
ArgumentNullException	stream is null.
ArgumentOutOfRangeException	mode is an invalid value.
InvalidDataException	The contents of the stream could not be interpreted as a zip archive. -or- mode is Update and an entry is missing from the archive or is corrupt and cannot be read. -or- mode is Update and an entry is too large to fit into memory.

Remarks

If the mode parameter is set to Read, the stream must support reading. If the mode parameter is set to Create, the stream must support writing. If the mode parameter is set to Update, the stream must support reading, writing, and seeking.

Version Information

.NET Framework

Supported in: 4.5

.NET for Windows Store apps

Supported in: Windows 8

.NET Framework Security

Full trust for the immediate caller. This member cannot be used by partially trusted code. For more information, see Using Libraries from Partially Trusted Code.

Platforms

Windows 8, Windows Server 2012, Windows 7, Windows Vista SP2, Windows Server 2008 (Server Core Role not supported), Windows Server 2008 R2 (Server Core Role supported with SP1 or later; Itanium not supported)

The .NET Framework does not support all versions of every platform. For a list of the supported versions, see .NET Framework System Requirements.

Reference

ZipArchive Class

ZipArchive Overload

System.IO.Compression Namespace

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