FileContentComparer Class

Shows how to use FileComparers.FileContentComparer for synchronizing a local folder with a folder in an archive.

using ComponentPro.IO;
using ComponentPro.Net;

...

// Create a new class instance. 
// Create a new class instance.
Ftp client = new Ftp();

// Connect to the FTP server.
client.Connect("myserver");

// Authenticate.
client.Authenticate("userName", "password");

// Create a new instance of the MirrorOptions class.
QuickSyncOptions opt = new QuickSyncOptions();

// Set synchronization's settings 
// Synchronize files that are different in contents. 
// Files with the same contents will not be synchronized.
opt.Comparer = FileComparers.FileContentComparer;
opt.Recursive = true;

// Synchronize folders.
client.QuickSynchronize(
    "", // Source directory path within the archive. "" indicates the current directory within the archive. 
    "c:\\test", // Destination directory path.                 
    true, // Source directory is master. It means "c:\test" will be identical to the directory within the archive. 
    opt
    );

// Synchronize files that are different in contents. If the destination file is resumable, the component will append the rest content to the destination file.
opt.Comparer = FileComparers.FileContentComparerWithResumabilityCheck;
opt.Recursive = true;

// Synchronize folders.
client.QuickSynchronize(
    "", // Source directory path within the archive. "" indicates the current directory within the archive. 
    "c:\\test2", // Destination directory path.                 
    true, // Source directory is master. It means "c:\test2" will be identical to the directory within the archive. 
    opt
    );

// That comparer can also be used in Upload and Download operations.
TransferOptions transferOptions = new TransferOptions();
// Files with the same data will not be downloaded.
transferOptions.Comparer = FileComparers.FileContentComparer;
transferOptions.FileOverwriteMode = FileOverwriteMode.CustomCompare;
// Download .txt files from the current remote directory. Only files with different data will be downloaded.
client.Download("*.txt", "C:\\temp", transferOptions);

// Close the connection.
client.Disconnect();

Imports ComponentPro.IO
Imports ComponentPro.Net

...

' Create a new class instance. 
' Create a new class instance. 
Dim client As New Ftp()

' Connect to the FTP server.
client.Connect("myserver")

' Authenticate.
client.Authenticate("userName", "password")

' Create a new instance of the MirrorOptions class. 
Dim opt As New QuickSyncOptions()

' Set synchronization's settings 
' Synchronize files that are different in contents. 
' Files with the same contents will not be synchronized.
opt.Comparer = FileComparers.FileContentComparer
opt.Recursive = True 
 
' Synchronize folders.
client.QuickSynchronize("", "c:\test", True, opt) ' Source directory is master. It means "c:\test" will be identical to the directory within the archive. -  Destination directory path. -  Source directory path within the archive. "" indicates the current directory within the archive. 
 
' Synchronize files that are different in contents. If the destination file is resumable, the component will append the rest content to the destination file.
opt.Comparer = FileComparers.FileContentComparerWithResumabilityCheck
opt.Recursive = True 
 
' Synchronize folders.
client.QuickSynchronize("", "c:\test2", True, opt) ' Source directory is master. It means "c:\test2" will be identical to the directory within the archive. -  Destination directory path. -  Source directory path within the archive. "" indicates the current directory within the archive. 
 
' That comparer can also be used in Upload and Download operations. 
Dim transferOptions As New TransferOptions()
' Files with the same data will not be downloaded.
transferOptions.Comparer = FileComparers.FileContentComparer
transferOptions.FileOverwriteMode = FileOverwriteMode.CustomCompare
' Download .txt files from the current remote directory. Only files with different data will be downloaded.
client.Download("*.txt", "C:\temp", transferOptions)

' Close the connection.
client.Disconnect()

Shows how to use FileComparers.FileContentComparer for synchronizing a local folder with a folder in an archive.

using ComponentPro.IO;
using ComponentPro.Net;

...

// Create a new class instance. 
// Create a new class instance.
Sftp client = new Sftp();

// Connect to the SFTP server.
client.Connect("myserver");

// Authenticate.
client.Authenticate("userName", "password");

// Create a new instance of the MirrorOptions class.
QuickSyncOptions opt = new QuickSyncOptions();

// Set synchronization's settings 
// Synchronize files that are different in contents. 
// Files with the same contents will not be synchronized.
opt.Comparer = FileComparers.FileContentComparer;
opt.Recursive = true;

// Synchronize folders.
client.QuickSynchronize(
    "", // Source directory path within the archive. "" indicates the current directory within the archive. 
    "c:\\test", // Destination directory path.                 
    true, // Source directory is master. It means "c:\test" will be identical to the directory within the archive. 
    opt
    );

// Synchronize files that are different in contents. If the destination file is resumable, the component will append the rest content to the destination file.
opt.Comparer = FileComparers.FileContentComparerWithResumabilityCheck;
opt.Recursive = true;

// Synchronize folders.
client.QuickSynchronize(
    "", // Source directory path within the archive. "" indicates the current directory within the archive. 
    "c:\\test2", // Destination directory path.                 
    true, // Source directory is master. It means "c:\test2" will be identical to the directory within the archive. 
    opt
    );

// That comparer can also be used in Upload and Download operations.
TransferOptions transferOptions = new TransferOptions();
// Files with the same data will not be downloaded.
transferOptions.Comparer = FileComparers.FileContentComparer;
transferOptions.FileOverwriteMode = FileOverwriteMode.CustomCompare;
// Download .txt files from the current remote directory. Only files with different data will be downloaded.
client.Download("*.txt", "C:\\temp", transferOptions);

// Close the connection.
client.Disconnect();

Imports ComponentPro.IO
Imports ComponentPro.Net

...

' Create a new class instance. 
' Create a new class instance. 
Dim client As New Sftp()

' Connect to the SFTP server.
client.Connect("myserver")

' Authenticate.
client.Authenticate("userName", "password")

' Create a new instance of the MirrorOptions class. 
Dim opt As New QuickSyncOptions()

' Set synchronization's settings 
' Synchronize files that are different in contents. 
' Files with the same contents will not be synchronized.
opt.Comparer = FileComparers.FileContentComparer
opt.Recursive = True 
 
' Synchronize folders.
client.QuickSynchronize("", "c:\test", True, opt) ' Source directory is master. It means "c:\test" will be identical to the directory within the archive. -  Destination directory path. -  Source directory path within the archive. "" indicates the current directory within the archive. 
 
' Synchronize files that are different in contents. If the destination file is resumable, the component will append the rest content to the destination file.
opt.Comparer = FileComparers.FileContentComparerWithResumabilityCheck
opt.Recursive = True 
 
' Synchronize folders.
client.QuickSynchronize("", "c:\test2", True, opt) ' Source directory is master. It means "c:\test2" will be identical to the directory within the archive. -  Destination directory path. -  Source directory path within the archive. "" indicates the current directory within the archive. 
 
' That comparer can also be used in Upload and Download operations. 
Dim transferOptions As New TransferOptions()
' Files with the same data will not be downloaded.
transferOptions.Comparer = FileComparers.FileContentComparer
transferOptions.FileOverwriteMode = FileOverwriteMode.CustomCompare
' Download .txt files from the current remote directory. Only files with different data will be downloaded.
client.Download("*.txt", "C:\temp", transferOptions)

' Close the connection.
client.Disconnect()

Shows how to use FileSystem.FileContentComparer for synchronizing a local folder with a folder in an archive.

using ComponentPro.Compression;
using ComponentPro.IO;

...

// Create a new instance.
Zip zip = new Zip();
// Open an existing archive.
zip.Open("test.zip");

// Create a new instance of the QuickSyncOptions class.
QuickSyncOptions opt = new QuickSyncOptions();

// Set synchronization's settings 
// Synchronize files that are different in contents. 
// Files with the same contents will not be synchronized.
opt.Comparer = FileComparers.FileContentComparer;
opt.Recursive = true;

// Synchronize folders.
zip.QuickSynchronize(
    "", // Source directory path within the archive. "" indicates the current directory within the archive. 
    "c:\\test", // Destination directory path.                 
    true, // Source directory is master. It means "c:\test" will be identical to the directory within the archive. 
    opt
    );

// Synchronize files that are different in contents. If the destination file is resumable, the component will append the rest content to the destination file.
opt.Comparer = FileComparers.FileContentComparerWithResumabilityCheck;
opt.Recursive = true;

// Synchronize folders.
zip.QuickSynchronize(
    "", // Source directory path within the archive. "" indicates the current directory within the archive. 
    "c:\\test2", // Destination directory path.                 
    true, // Source directory is master. It means "c:\test2" will be identical to the directory within the archive. 
    opt
    );

// Close the zip file.
zip.Close();

Imports ComponentPro.Compression
Imports ComponentPro.IO

...

' Create a new instance. 
Dim zip As New Zip()
' Open an existing archive.
zip.Open("test.zip")

' Create a new instance of the QuickSyncOptions class. 
Dim opt As New QuickSyncOptions()

' Set synchronization's settings 
' Synchronize files that are different in contents. 
' Files with the same contents will not be synchronized.
opt.Comparer = FileComparers.FileContentComparer
opt.Recursive = True 
 
' Synchronize folders.
zip.QuickSynchronize("", "c:\test", True, opt) ' Source directory is master. It means "c:\test" will be identical to the directory within the archive. -  Destination directory path. -  Source directory path within the archive. "" indicates the current directory within the archive. 
 
' Synchronize files that are different in contents. If the destination file is resumable, the component will append the rest content to the destination file.
opt.Comparer = FileComparers.FileContentComparerWithResumabilityCheck
opt.Recursive = True 
 
' Synchronize folders.
zip.QuickSynchronize("", "c:\test2", True, opt) ' Source directory is master. It means "c:\test2" will be identical to the directory within the archive. -  Destination directory path. -  Source directory path within the archive. "" indicates the current directory within the archive. 
 
' Close the zip file.
zip.Close()