C# Class ICSharpCode.SharpZipLib.Zip.ZipFile

Inheritance: IEnumerable, IDisposable

Exibir arquivo Open project: fanfeilong/exceltk Class Usage Examples

Public Properties

Property	Type	Description
KeysRequired	KeysRequiredEventHandler

Private Properties

Property	Type	Description
AddEntry	void
AddUpdate	void
CheckClassicPassword	void
CheckUpdating	void
CopyBytes	void
CopyDescriptorBytes	void
CopyDescriptorBytesDirect	void
CopyEntry	void
CopyEntryDataDirect	void
CopyEntryDirect	void
CreateAndInitDecryptionStream	Stream
CreateAndInitEncryptionStream	Stream
DisposeInternal	void
FindExistingUpdate	int
FindExistingUpdate	int
GetBuffer	byte[]
GetDescriptorSize	int
GetOutputStream	Stream
GetTransformedDirectoryName	string
GetTransformedFileName	string
LocateBlockWithSignature	long
LocateEntry	long
ModifyEntry	void
OnKeysRequired	void
PostUpdateCleanup	void
ReadEntries	void
ReadLEUint	uint
ReadLEUlong	ulong
ReadLEUshort	ushort
Reopen	void
Reopen	void
RunUpdates	void
TestLocalHeader	long
UpdateCommentOnly	void
UpdateComparer	int
WriteCentralDirectoryHeader	int
WriteEncryptionHeader	void
WriteLEInt	void
WriteLEShort	void
WriteLEUint	void
WriteLEUlong	void
WriteLEUshort	void
WriteLeLong	void
WriteLocalEntryHeader	void
ZipFile	System
this	ZipEntry

Public Methods

Method	Description
AbortUpdate ( ) : void	Abort updating leaving the archive unchanged.
Add ( IStaticDataSource dataSource, string entryName ) : void	Add a file entry with data.
Add ( IStaticDataSource dataSource, string entryName, CompressionMethod compressionMethod ) : void	Add a file entry with data.
Add ( IStaticDataSource dataSource, string entryName, CompressionMethod compressionMethod, bool useUnicodeText ) : void	Add a file entry with data.
Add ( ZipEntry entry ) : void	Add a ZipEntry that contains no data. This can be used to add directories, volume labels, or empty file entries.
Add ( string fileName ) : void	Add a file to the archive.
Add ( string fileName, CompressionMethod compressionMethod ) : void	Add a new entry to the archive.
Add ( string fileName, CompressionMethod compressionMethod, bool useUnicodeText ) : void	Add a new entry to the archive.
Add ( string fileName, string entryName ) : void	Add a file to the archive.
AddDirectory ( string directoryName ) : void	Add a directory entry to the archive.
BeginUpdate ( ) : void	Begin updating this ZipFile archive.
BeginUpdate ( IArchiveStorage archiveStorage ) : void	Begin updating to this ZipFile archive.
BeginUpdate ( IArchiveStorage archiveStorage, IDynamicDataSource dataSource ) : void	Begin updating this ZipFile archive.
Close ( ) : void	Closes the ZipFile. If the stream is owned then this also closes the underlying input stream. Once closed, no further instance methods should be called.
CommitUpdate ( ) : void	Commit current updates, updating this archive.
Create ( Stream outStream ) : ZipFile	Create a new ZipFile whose data will be stored on a stream.
Create ( string fileName ) : ZipFile	Create a new ZipFile whose data will be stored in a file.
Delete ( string fileName ) : bool	Delete an entry by name
Delete ( ZipEntry entry ) : void	Delete a ZipEntry from the archive.
Dispose ( ) : void
FindEntry ( string name, bool ignoreCase ) : int	Return the index of the entry with a matching name
GetEntry ( string name ) : ZipEntry	Searches for a zip entry in this archive with the given name. String comparisons are case insensitive
GetEnumerator ( ) : IEnumerator	Gets an enumerator for the Zip entries in this Zip file.
GetInputStream ( ZipEntry entry ) : Stream	Gets an input stream for reading the given zip entry data in an uncompressed form. Normally the ZipEntry should be an entry returned by GetEntry().
GetInputStream ( long entryIndex ) : Stream	Creates an input stream reading a zip entry
SetComment ( string comment ) : void	Set the file comment to be recorded when the current update is commited.
TestArchive ( bool testData ) : bool	Test an archive for integrity/validity Testing will terminate on the first error found.
TestArchive ( bool testData, TestStrategy strategy, ZipTestResultHandler resultHandler ) : bool	Test an archive for integrity/validity
ZipFile ( FileStream file ) : System	Opens a Zip file reading the given FileStream.
ZipFile ( Stream stream ) : System	Opens a Zip file reading the given Stream.
ZipFile ( string name ) : System	Opens a Zip file with the given name for reading.

Protected Methods

Method	Description
Dispose ( bool disposing ) : void	Releases the unmanaged resources used by the this instance and optionally releases the managed resources.

Private Methods

Method	Description
AddEntry ( ZipFile workFile, ZipUpdate update ) : void
AddUpdate ( ZipUpdate update ) : void
CheckClassicPassword ( CryptoStream classicCryptoStream, ZipEntry entry ) : void
CheckUpdating ( ) : void
CopyBytes ( ZipUpdate update, Stream destination, Stream source, long bytesToCopy, bool updateCrc ) : void
CopyDescriptorBytes ( ZipUpdate update, Stream dest, Stream source ) : void
CopyDescriptorBytesDirect ( ZipUpdate update, Stream stream, long &destinationPosition, long sourcePosition ) : void
CopyEntry ( ZipFile workFile, ZipUpdate update ) : void
CopyEntryDataDirect ( ZipUpdate update, Stream stream, bool updateCrc, long &destinationPosition, long &sourcePosition ) : void
CopyEntryDirect ( ZipFile workFile, ZipUpdate update, long &destinationPosition ) : void
CreateAndInitDecryptionStream ( Stream baseStream, ZipEntry entry ) : Stream
CreateAndInitEncryptionStream ( Stream baseStream, ZipEntry entry ) : Stream
DisposeInternal ( bool disposing ) : void
FindExistingUpdate ( ZipEntry entry ) : int
FindExistingUpdate ( string fileName ) : int
GetBuffer ( ) : byte[]	Get a raw memory buffer.
GetDescriptorSize ( ZipUpdate update ) : int	Get the size of the source descriptor for a ZipUpdate.
GetOutputStream ( ZipEntry entry ) : Stream	Get an output stream for the specified ZipEntry
GetTransformedDirectoryName ( string name ) : string
GetTransformedFileName ( string name ) : string
LocateBlockWithSignature ( int signature, long endLocation, int minimumBlockSize, int maximumVariableData ) : long
LocateEntry ( ZipEntry entry ) : long	Locate the data for a given entry.
ModifyEntry ( ZipFile workFile, ZipUpdate update ) : void
OnKeysRequired ( string fileName ) : void	Handles getting of encryption keys when required.
PostUpdateCleanup ( ) : void
ReadEntries ( ) : void	Search for and read the central directory of a zip file filling the entries array.
ReadLEUint ( ) : uint	Read a uint in little endian byte order.
ReadLEUlong ( ) : ulong
ReadLEUshort ( ) : ushort	Read an unsigned short in little endian byte order.
Reopen ( ) : void
Reopen ( Stream source ) : void
RunUpdates ( ) : void
TestLocalHeader ( ZipEntry entry, HeaderTest tests ) : long	Test a local header against that provided from the central directory
UpdateCommentOnly ( ) : void
UpdateComparer ( ZipUpdate zx, ZipUpdate zy ) : int	Compares two objects and returns a value indicating whether one is less than, equal to or greater than the other.
WriteCentralDirectoryHeader ( ZipEntry entry ) : int
WriteEncryptionHeader ( Stream stream, long crcValue ) : void
WriteLEInt ( int value ) : void	Write an int in little endian byte order.
WriteLEShort ( int value ) : void
WriteLEUint ( uint value ) : void	Write an unsigned int in little endian byte order.
WriteLEUlong ( ulong value ) : void
WriteLEUshort ( ushort value ) : void	Write an unsigned short in little endian byte order.
WriteLeLong ( long value ) : void	Write a long in little endian byte order.
WriteLocalEntryHeader ( ZipUpdate update ) : void
ZipFile ( ) : System	Initialises a default ZipFile instance with no entries and no file storage.
this ( int index ) : ZipEntry

Method Details

AbortUpdate() public method

Abort updating leaving the archive unchanged.

public AbortUpdate ( ) : void
return	void

Add() public method

Add a file entry with data.

public Add ( IStaticDataSource dataSource, string entryName ) : void
dataSource	IStaticDataSource	The source of the data for this entry.
entryName	string	The name to give to the entry.
return	void

Add() public method

Add a file entry with data.

public Add ( IStaticDataSource dataSource, string entryName, CompressionMethod compressionMethod ) : void
dataSource	IStaticDataSource	The source of the data for this entry.
entryName	string	The name to give to the entry.
compressionMethod	CompressionMethod	The compression method to use.
return	void

Add() public method

Add a file entry with data.

public Add ( IStaticDataSource dataSource, string entryName, CompressionMethod compressionMethod, bool useUnicodeText ) : void
dataSource	IStaticDataSource	The source of the data for this entry.
entryName	string	The name to give to the entry.
compressionMethod	CompressionMethod	The compression method to use.
useUnicodeText	bool	Ensure Unicode text is used for name and comments for this entry.
return	void

Add() public method

Add a ZipEntry that contains no data.

This can be used to add directories, volume labels, or empty file entries.

public Add ( ZipEntry entry ) : void
entry	ZipEntry	The entry to add.
return	void

Add() public method

Add a file to the archive.

Argument supplied is null.

public Add ( string fileName ) : void
fileName	string	The name of the file to add.
return	void

Add() public method

Add a new entry to the archive.

ZipFile has been closed. The compression method is not supported.

public Add ( string fileName, CompressionMethod compressionMethod ) : void
fileName	string	The name of the file to add.
compressionMethod	CompressionMethod	The compression method to use.
return	void

Add() public method

Add a new entry to the archive.

Argument supplied is null. ZipFile has been closed. Compression method is not supported.

public Add ( string fileName, CompressionMethod compressionMethod, bool useUnicodeText ) : void
fileName	string	The name of the file to add.
compressionMethod	CompressionMethod	The compression method to use.
useUnicodeText	bool	Ensure Unicode text is used for name and comment for this entry.
return	void

Add() public method

Add a file to the archive.

Argument supplied is null.

public Add ( string fileName, string entryName ) : void
fileName	string	The name of the file to add.
entryName	string	The name to use for the on the Zip file created.
return	void

AddDirectory() public method

Add a directory entry to the archive.

public AddDirectory ( string directoryName ) : void
directoryName	string	The directory to add.
return	void

BeginUpdate() public method

Begin updating this ZipFile archive.

public BeginUpdate ( ) : void
return	void

BeginUpdate() public method

Begin updating to this ZipFile archive.

public BeginUpdate ( IArchiveStorage archiveStorage ) : void
archiveStorage	IArchiveStorage	The storage to use during the update.
return	void

BeginUpdate() public method

Begin updating this ZipFile archive.

ZipFile has been closed. One of the arguments provided is null ZipFile has been closed.

public BeginUpdate ( IArchiveStorage archiveStorage, IDynamicDataSource dataSource ) : void
archiveStorage	IArchiveStorage	The archive storage for use during the update.
dataSource	IDynamicDataSource	The data source to utilise during updating.
return	void

Close() public method

Closes the ZipFile. If the stream is owned then this also closes the underlying input stream. Once closed, no further instance methods should be called.

/// An i/o error occurs. ///

public Close ( ) : void
return	void

CommitUpdate() public method

Commit current updates, updating this archive.

ZipFile has been closed.

public CommitUpdate ( ) : void
return	void

Create() public static method

Create a new ZipFile whose data will be stored on a stream.

is null doesnt support writing.

public static Create ( Stream outStream ) : ZipFile
outStream	Stream	The stream providing data storage.
return	ZipFile

Create() public static method

Create a new ZipFile whose data will be stored in a file.

is null

public static Create ( string fileName ) : ZipFile
fileName	string	The name of the archive to create.
return	ZipFile

Delete() public method

Delete an entry by name

public Delete ( string fileName ) : bool
fileName	string	The filename to delete
return	bool

Delete() public method

Delete a ZipEntry from the archive.

public Delete ( ZipEntry entry ) : void
entry	ZipEntry	The entry to delete.
return	void

Dispose() public method

public Dispose ( ) : void
return	void

Dispose() protected method

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

protected Dispose ( bool disposing ) : void
disposing	bool	true to release both managed and unmanaged resources; /// false to release only unmanaged resources.
return	void

FindEntry() public method

Return the index of the entry with a matching name

/// The Zip file has been closed. ///

public FindEntry ( string name, bool ignoreCase ) : int
name	string	Entry name to find
ignoreCase	bool	If true the comparison is case insensitive
return	int

GetEntry() public method

Searches for a zip entry in this archive with the given name. String comparisons are case insensitive

/// The Zip file has been closed. ///

public GetEntry ( string name ) : ZipEntry
name	string	/// The name to find. May contain directory components separated by slashes ('/'). ///
return	ZipEntry

GetEnumerator() public method

Gets an enumerator for the Zip entries in this Zip file.

/// The Zip file has been closed. ///

public GetEnumerator ( ) : IEnumerator
return	IEnumerator

GetInputStream() public method

Gets an input stream for reading the given zip entry data in an uncompressed form. Normally the ZipEntry should be an entry returned by GetEntry().

/// The ZipFile has already been closed /// /// The compression method for the entry is unknown /// /// The entry is not found in the ZipFile ///

public GetInputStream ( ZipEntry entry ) : Stream
entry	ZipEntry	The to obtain a data for
return	Stream

GetInputStream() public method

Creates an input stream reading a zip entry

/// The ZipFile has already been closed /// /// The compression method for the entry is unknown /// /// The entry is not found in the ZipFile ///

public GetInputStream ( long entryIndex ) : Stream
entryIndex	long	The index of the entry to obtain an input stream for.
return	Stream

SetComment() public method

Set the file comment to be recorded when the current update is commited.

ZipFile has been closed.

public SetComment ( string comment ) : void
comment	string	The comment to record.
return	void

TestArchive() public method

Test an archive for integrity/validity

Testing will terminate on the first error found.

public TestArchive ( bool testData ) : bool
testData	bool	Perform low level data Crc check
return	bool

TestArchive() public method

Test an archive for integrity/validity

The object has already been closed.

public TestArchive ( bool testData, TestStrategy strategy, ZipTestResultHandler resultHandler ) : bool
testData	bool	Perform low level data Crc check
strategy	TestStrategy	The to apply.
resultHandler	ZipTestResultHandler	The handler to call during testing.
return	bool

ZipFile() public method

Opens a Zip file reading the given FileStream.

The supplied argument is null. /// An i/o error occurs. /// /// The file doesn't contain a valid zip archive. ///

public ZipFile ( FileStream file ) : System
file	System.IO.FileStream	The to read archive data from.
return	System

ZipFile() public method

Opens a Zip file reading the given Stream.

/// An i/o error occurs /// /// The stream doesn't contain a valid zip archive.
/// /// The stream doesnt support seeking. /// /// The stream argument is null. ///

public ZipFile ( Stream stream ) : System
stream	Stream	The to read archive data from.
return	System

ZipFile() public method

Opens a Zip file with the given name for reading.

The argument supplied is null. /// An i/o error occurs /// /// The file doesn't contain a valid zip archive. ///

public ZipFile ( string name ) : System
name	string	The name of the file to open.
return	System

Property Details

KeysRequired public_oe property

Event handler for handling encryption keys.

public KeysRequiredEventHandler KeysRequired
return	KeysRequiredEventHandler