compress files on android

Add reference icsharpcode. sharpziplib. dll View plaincopy to clipboardprint? Using system; Using system. Collections. Generic; Using system. IO; Using system. Threading; Using icsharpcode. sharpziplib. Zip; Namespace lib { /// /// File compression and decompression /// Public class filecompression { /// /// Constructor /// Public filecompression () { } # Region encryption and File compression /// /// Compressed file /// /// /// /// /// Public static void

(iox );}// Write the TXT fileTry {Arraylist list = getmidcolresdata (mobiletype, purpose );// Create a data rowList Data = List;For (Int J = 0; j String [] rows = (string []) data. Get (j );For (int K = 0; k Out. write (new string (rows [K]. getbytes ("ISO-8859-1"), "UTF-8"); // The Integrated string is reconverted once (it has been converted once when the database retrieves data)}}Try {Out. Flush ();Writer. Close ();} Catch (ioexception iox ){System. Err. println (iox );}} Catch (exception e )

PackageCom.asia.test.TestZipFiles;ImportJava.io.BufferedInputStream;ImportJava.io.File;ImportJava.io.FileInputStream;ImportJava.io.FileOutputStream;Importjava.util.zip.CRC32;ImportJava.util.zip.CheckedOutputStream;ImportOrg.apache.tools.zip.ZipEntry;ImportOrg.apache.tools.zip.ZipOutputStream; Public classZipfiles { Public Static voidMain (String arg[]) {Compress ("E:\\test", "e:\\testzip\\");}Static Final intBUFFER = 2048; Public Static voidCompress (

. Example 1: extract text.zip from the current directory. $ Unzip test.zip Example 2: decompress the compressed file text.zip under the specified directory/tmp. if the same file already exists, the unzip command must not overwrite the original file. $ Unzip-n test.zip-d/tmp Example 3: view the Directory of the compressed file. $ Unzip-v test.zip Zgrep command The function of this command is to find a matching regular expression in a compressed file. the usage is the same as that of the g

exists, the unzip command must not overwrite the original file.$ Unzip-n test.zip-d/tmpExample 3: view the directory of the compressed file.$ Unzip-v test.zipZgrep commandThe function of this command is to find a matching regular expression in a compressed file. The usage is the same as that of the grep command, except that the object operated is a compressed file. You can use the zgrep command to check whether a certain sentence exists in a compressed file.2. Run the tar commandFormat: tar [Op

This article describes how to use gzip to compress and transfer js and css files in php. The example shows how to use gzip to compress js and css files, for more information, see This article describes how to use gzip to compress and transfer js and css

The following two methods are provided to compress and decompress files in C: Use the open-source sharpziplib. The following code uses sharpziplib for simple encapsulation of the compression and decompression class: /// /// Fileziplib compression, decompressed class /// Public class fileziplib { Public fileziplib (){} /// /// Create a compressed file/// /// /// Public static void packfiles (string zipfilena

What is the use of SQL Server to compress data files? Prelude: The other day, due to customer problems (in fact, piracy issues), you can only use the free sqlserver Express version. The data file size of the entire database of the Express version of sqlserver is limited to 4 GB, that is, no matter how many file groups you use, how many auxiliary data files N

This article describes how to compress and decompress gzip files in Python. it analyzes how to compress a gzip file into a gzip file and decompress a gzip file, and provides corresponding encapsulation classes, for more information about how to compress and decompress gzip files