[1].[文件] SharpZipLib.zip ~ 165KB 下载(110) 跳至 [1] [2] [3] [4] [5] [6] [7] [8] [9] [10] [11] [12] [13] [14] [15] [16] [17] [18] [19] [20] [21] [22] [23] [24]
文件不存在或者代码语言不存在
[2].[代码] SharpZipLibrary 压缩范例 跳至 [1] [2] [3] [4] [5] [6] [7] [8] [9] [10] [11] [12] [13] [14] [15] [16] [17] [18] [19] [20] [21] [22] [23] [24]
|
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
|
// SharpZipLibrary samples// Copyright (c) 2007, AlphaSierraPapa// All rights reserved.//// Redistribution and use in source and binary forms, with or without modification, are// permitted provided that the following conditions are met://// - Redistributions of source code must retain the above copyright notice, this list// of conditions and the following disclaimer.//// - Redistributions in binary form must reproduce the above copyright notice, this list// of conditions and the following disclaimer in the documentation and/or other materials// provided with the distribution.//// - Neither the name of the SharpDevelop team nor the names of its contributors may be used to// endorse or promote products derived from this software without specific prior written// permission.//// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS &AS IS& AND ANY EXPRESS// OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY// AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR// CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL// DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,// DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER// IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT// OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.using System;using System.Text;using System.Collections;using System.IO;using ICSharpCode.SharpZipLib.Zip;class MainClass{ static public void Main(string[] args) { if ( args.Length < 1 ) { Console.WriteLine("Usage: ZipList file"); return; } if ( !File.Exists(args[0]) ) { Console.WriteLine("Cannot find file"); return; } using (ZipFile zFile = new ZipFile(args[0])) { Console.WriteLine("Listing of : " + zFile.Name); Console.WriteLine(""); Console.WriteLine("Raw Size Size Date Time Name"); Console.WriteLine("-------- -------- -------- ------ ---------"); foreach (ZipEntry e in zFile) { DateTime d = e.DateTime; Console.WriteLine("{0, -10}{1, -10}{2} {3} {4}", e.Size, e.CompressedSize, d.ToString("dd-MM-yy"), d.ToString("HH:mm"), e.Name); } } }} |
[3].[代码] gz和bz2压缩和解压缩 跳至 [1] [2] [3] [4] [5] [6] [7] [8] [9] [10] [11] [12] [13] [14] [15] [16] [17] [18] [19] [20] [21] [22] [23] [24]
|
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
|
class ZipAndUnzipFile { public static void GetZipAndUnzipFile(){ string srcFile = @"..\..\testzip.txt";//准备压缩的文件路径 string zipFile = @"..\..\testzip";//压缩后的文件路径 string unzipFile = @"..\..\testzip_unzip.txt";//解压后的文件路径 Console.WriteLine("使用BZIP开始压缩文件……"); if (BZipFile(srcFile, zipFile + ".bz"))//使用BZIP压缩文件 { Console.WriteLine("文件压缩完成"); } else { Console.WriteLine("文件压缩失败"); } Console.WriteLine("使用BZIP开始解压文件……"); if (UnBzipFile(zipFile + ".bz", unzipFile))//使用BZIP解压文件 { Console.WriteLine("文件解压完成"); } else { Console.WriteLine("文件解压失败"); } Console.WriteLine("使用GZIP开始压缩文件……"); if (GZipFile(srcFile, zipFile + ".gz"))//使用GZIP压缩文件 { Console.WriteLine("文件压缩完成"); } else { Console.WriteLine("文件压缩失败"); } Console.WriteLine("使用GZIP开始解压文件……"); if (UnGzipFile(zipFile + ".gz", unzipFile))//使用GZIP解压文件 { Console.WriteLine("文件解压完成"); } else { Console.WriteLine("文件解压失败"); } Console.ReadLine(); } //使用BZIP压缩文件的方法 static bool BZipFile(string sourcefilename, string zipfilename) { bool blResult;//表示压缩是否成功的返回结果 //为源文件创建文件流实例，作为压缩方法的输入流参数 FileStream srcFile = File.OpenRead(sourcefilename); //为压缩文件创建文件流实例，作为压缩方法的输出流参数 FileStream zipFile = File.Open(zipfilename, FileMode.Create); try { //以4096字节作为一个块的方式压缩文件 BZip2.Compress(srcFile, zipFile, 4096); blResult=true; } catch (Exception ee) { Console.WriteLine(ee.Message); blResult=false; } srcFile.Close();//关闭源文件流 zipFile.Close();//关闭压缩文件流 return blResult; } //使用BZIP解压文件的方法 static bool UnBzipFile(string zipfilename,string unzipfilename) { bool blResult;//表示解压是否成功的返回结果 //为压缩文件创建文件流实例，作为解压方法的输入流参数 FileStream zipFile = File.OpenRead(zipfilename); //为目标文件创建文件流实例，作为解压方法的输出流参数 FileStream destFile = File.Open(unzipfilename, FileMode.Create); try { BZip2.Decompress(zipFile, destFile);//解压文件 blResult=true; } catch (Exception ee) { Console.WriteLine(ee.Message); blResult=false; } destFile.Close();//关闭目标文件流 zipFile.Close();//关闭压缩文件流 return blResult; } //使用GZIP压缩文件的方法 static bool GZipFile(string sourcefilename, string zipfilename) { bool blResult;//表示压缩是否成功的返回结果 //为源文件创建读取文件的流实例 FileStream srcFile = File.OpenRead(sourcefilename); //为压缩文件创建写入文件的流实例， GZipOutputStream zipFile = new GZipOutputStream(File.Open(zipfilename,FileMode.Create)); try { byte[] FileData = new byte[srcFile.Length];//创建缓冲数据 srcFile.Read(FileData, 0, (int)srcFile.Length);//读取源文件 zipFile.Write(FileData, 0, FileData.Length);//写入压缩文件 blResult = true; } catch (Exception ee) { Console.WriteLine(ee.Message); blResult = false; } srcFile.Close();//关闭源文件 zipFile.Close();//关闭压缩文件 return blResult; } //使用GZIP解压文件的方法 static bool UnGzipFile(string zipfilename, string unzipfilename) { bool blResult;//表示解压是否成功的返回结果 //创建压缩文件的输入流实例 GZipInputStream zipFile = new GZipInputStream(File.OpenRead(zipfilename)); //创建目标文件的流 FileStream destFile = File.Open(unzipfilename, FileMode.Create); try { int buffersize = 2048;//缓冲区的尺寸，一般是2048的倍数 byte[] FileData = new byte[buffersize];//创建缓冲数据 while(buffersize>0)//一直读取到文件末尾 { buffersize = zipFile.Read(FileData,0,buffersize);//读取压缩文件数据 destFile.Write(FileData,0,buffersize);//写入目标文件 } blResult = true; } catch(Exception ee) { Console.WriteLine(ee.Message); blResult = false; } destFile.Close();//关闭目标文件 zipFile.Close();//关闭压缩文件 return blResult; } } |
[4].[代码] BZip2 跳至 [1] [2] [3] [4] [5] [6] [7] [8] [9] [10] [11] [12] [13] [14] [15] [16] [17] [18] [19] [20] [21] [22] [23] [24]
|
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
|
using System; using System.IO; using ICSharpCode.SharpZipLib.BZip2; class MainClass { public static void Main(string[] args) { if (args[0] == "-d ") { // 解压 BZip2.Decompress(File.OpenRead(args[1]), File.Create(Path.GetFileNameWithoutExtension(args[1])),true); } else { //压缩 BZip2.Compress(File.OpenRead(args[0]), File.Create(args[0] + ".bz "),true, 4096); } } } |
[5].[代码] GZip 跳至 [1] [2] [3] [4] [5] [6] [7] [8] [9] [10] [11] [12] [13] [14] [15] [16] [17] [18] [19] [20] [21] [22] [23] [24]
|
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
|
using System; using System.IO; using ICSharpCode.SharpZipLib.GZip; class MainClass { public static void Main(string[] args) { if (args[0] == "-d ") { // 解压 Stream s = new GZipInputStream(File.OpenRead(args[1])); //生成一个GZipInputStream流，用来打开压缩文件。 //因为GZipInputStream由Stream派生，所以它可以赋给Stream。 //它的构造函数的参数是一个表示要解压的压缩文件所代表的文件流 FileStream fs = File.Create(Path.GetFileNameWithoutExtension(args[1])); //生成一个文件流，它用来生成解压文件 //可以使用System.IO.File的静态函数Create来生成文件流 int size = 2048;//指定压缩块的大小，一般为2048的倍数 byte[] writeData = new byte[size];//指定缓冲区的大小 while (true) { size = s.Read(writeData, 0, size);//读入一个压缩块 if (size > 0) { fs.Write(writeData, 0, size);//写入解压文件代表的文件流 } else { break;//若读到压缩文件尾，则结束 } } s.Close(); } else { // 压缩 Stream s = new GZipOutputStream(File.Create(args[0] + ".gz ")); //生成一个GZipOutputStream流，用来生成压缩文件。 //因为GZipOutputStream由Stream派生，所以它可以赋给Stream。 FileStream fs = File.OpenRead(args[0]); /生成一个文件流，它用来打开要压缩的文件 //可以使用System.IO.File的静态函数OpenRead来生成文件流 byte[] writeData = new byte[fs.Length]; //指定缓冲区的大小 fs.Read(writeData, 0, (int)fs.Length); //读入文件 s.Write(writeData, 0, writeData.Length); //写入压缩文件 s.Close(); //关闭文件 } } |
[6].[代码] bz2转gz 跳至 [1] [2] [3] [4] [5] [6] [7] [8] [9] [10] [11] [12] [13] [14] [15] [16] [17] [18] [19] [20] [21] [22] [23] [24]
|
1
2
|
string bz2name = @"C:\t.tar.bz2";BZip2.Decompress(File.OpenRead(bz2name), new GZipOutputStream(File.Create(Path.GetFileNameWithoutExtension(bz2name) + ".gz")), true); |
[7].[代码] gz转bz2 跳至 [1] [2] [3] [4] [5] [6] [7] [8] [9] [10] [11] [12] [13] [14] [15] [16] [17] [18] [19] [20] [21] [22] [23] [24]
|
1
2
|
string gzname = @"C:\test.tar.gz";BZip2.Compress(new GZipInputStream(File.OpenRead(gzname)), File.Create(Path.GetFileNameWithoutExtension(gzname) + ".bz2"), true, 5); |
[8].[代码] Extract the file within a GZip 跳至 [1] [2] [3] [4] [5] [6] [7] [8] [9] [10] [11] [12] [13] [14] [15] [16] [17] [18] [19] [20] [21] [22] [23] [24]
|
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
|
using System;using System.IO;using ICSharpCode.SharpZipLib.Core;using ICSharpCode.SharpZipLib.GZip;// Extracts the file contained within a GZip to the target dir.// A GZip can contain only one file, which by default is named the same as the GZip except// without the extension.//public void ExtractGZipSample(string gzipFileName, string targetDir) { byte[ ] dataBuffer = new byte[4096]; using (System.IO.Stream fs = new FileStream(gzipFileName, FileMode.Open, FileAccess.Read)) { using (GZipInputStream gzipStream = new GZipInputStream(fs)) { // Change this to your needs string fnOut = Path.Combine(targetDir, Path.GetFileNameWithoutExtension(gzipFileName)); using (FileStream fsOut = File.Create(fnOut)) { StreamUtils.Copy(gzipStream, fsOut, dataBuffer); } } }} |
[9].[代码] Simple full extract from a Tar 跳至 [1] [2] [3] [4] [5] [6] [7] [8] [9] [10] [11] [12] [13] [14] [15] [16] [17] [18] [19] [20] [21] [22] [23] [24]
|
1
2
3
4
5
6
7
8
9
10
11
12
13
14
|
using System;using System.IO;using ICSharpCode.SharpZipLib.Tar;public void ExtractTar(String tarFileName, String destFolder) { Stream inStream = File.OpenRead(tarFileName); TarArchive tarArchive = TarArchive.CreateInputTarArchive(inStream); tarArchive.ExtractContents(destFolder); tarArchive.Close(); inStream.Close();} |
[10].[代码] 解压TGZ文件 (.tar.gz) 跳至 [1] [2] [3] [4] [5] [6] [7] [8] [9] [10] [11] [12] [13] [14] [15] [16] [17] [18] [19] [20] [21] [22] [23] [24]
|
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
|
using ICSharpCode.SharpZipLib.GZip;using ICSharpCode.SharpZipLib.Tar;// example: ExtractTGZ(@"c:\temp\test.tar.gz", @"C:\DestinationFolder")public void ExtractTGZ(String gzArchiveName, String destFolder) { Stream inStream = File.OpenRead(gzArchiveName); Stream gzipStream = new GZipInputStream(inStream); TarArchive tarArchive = TarArchive.CreateInputTarArchive(gzipStream); tarArchive.ExtractContents(destFolder); tarArchive.Close(); gzipStream.Close(); inStream.Close();} |
[11].[代码] Extract from a Tar with full control 跳至 [1] [2] [3] [4] [5] [6] [7] [8] [9] [10] [11] [12] [13] [14] [15] [16] [17] [18] [19] [20] [21] [22] [23] [24]
|
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
|
using System;using System.IO;using ICSharpCode.SharpZipLib.Tar;// Iterates through each file entry within the supplied tar,// extracting them to the nominated folder.//public void ExtractTarByEntry(string tarFileName, string targetDir, bool asciiTranslate) { using (FileStream fsIn = new FileStream(tarFileName, FileMode.Open, FileAccess.Read)) { TarInputStream tarIn = new TarInputStream(fsIn); TarEntry tarEntry; while ((tarEntry = tarIn.GetNextEntry()) != null) { if (tarEntry.IsDirectory) { continue; } // Converts the unix forward slashes in the filenames to windows backslashes // string name = tarEntry.Name.Replace('/', Path.DirectorySeparatorChar); // Remove any root e.g. '\' because a PathRooted filename defeats Path.Combine if (Path.IsPathRooted(name)) { name = name.Substring(Path.GetPathRoot(name).Length); } // Apply further name transformations here as necessary string outName = Path.Combine(targetDir, name); string directoryName = Path.GetDirectoryName(outName); Directory.CreateDirectory(directoryName); // Does nothing if directory exists FileStream outStr = new FileStream(outName, FileMode.Create); if (asciiTranslate) { CopyWithAsciiTranslate(tarIn, outStr); } else { tarIn.CopyEntryContents(outStr); } outStr.Close(); } tarIn.Close(); }}private void CopyWithAsciiTranslate(TarInputStream tarIn, Stream outStream) { byte[ ] buffer = new byte[4096]; bool asciiKnown = false; bool isAscii = true; bool cr = false; while (true) { int numRead = tarIn.Read(buffer, 0, buffer.Length); if (numRead <= 0) { break; } if (!asciiKnown) { int maxCheck = Math.Min(200, numRead); for (int i = 0; i < maxCheck; i++) { byte b = buffer[i]; if (b < 8 || (b > 13 && b < 32) || b == 255) { isAscii = false; asciiKnown = true; break; } } } if (isAscii) { // Convert LF without CR to CRLF. Handle CRLF split over buffers. for (int i = 0; i < numRead; i++) { byte b = buffer[i]; // assuming plain Ascii and not UTF-16 switch (b) { case 13: // CR cr = true; break; case 10: // LF if (!cr) outStream.WriteByte(13); else cr = false; break; default: cr = false; break; } outStream.WriteByte(b); } } else { outStream.Write(buffer, 0, numRead); } }} |
[12].[代码] Create a TGZ (.tar.gz) 跳至 [1] [2] [3] [4] [5] [6] [7] [8] [9] [10] [11] [12] [13] [14] [15] [16] [17] [18] [19] [20] [21] [22] [23] [24]
|
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
|
using System;using System.IO;using ICSharpCode.SharpZipLib.GZip;using ICSharpCode.SharpZipLib.Tar;// Calling example CreateTarGZ(@"c:\temp\gzip-test.tar.gz", @"c:\data");private void CreateTarGZ(string tgzFilename, string sourceDirectory) { Stream outStream = File.Create(tgzFilename); Stream gzoStream = new GZipOutputStream(outStream); TarArchive tarArchive = TarArchive.CreateOutputTarArchive(gzoStream); // Note that the RootPath is currently case sensitive and must be forward slashes e.g. "c:/temp" // and must not end with a slash, otherwise cuts off first char of filename // This is scheduled for fix in next release tarArchive.RootPath = sourceDirectory.Replace('\\', '/'); if (tarArchive.RootPath.EndsWith("/")) tarArchive.RootPath = tarArchive.RootPath.Remove(tarArchive.RootPath.Length - 1); AddDirectoryFilesToTar(tarArchive, sourceDirectory, true); tarArchive.Close();}private void AddDirectoryFilesToTar(TarArchive tarArchive, string sourceDirectory, bool recurse) { // Optionally, write an entry for the directory itself. // Specify false for recursion here if we will add the directory's files individually. // TarEntry tarEntry = TarEntry.CreateEntryFromFile(sourceDirectory); tarArchive.WriteEntry(tarEntry, false); // Write each file to the tar. // string[] filenames = Directory.GetFiles(sourceDirectory); foreach (string filename in filenames) { tarEntry = TarEntry.CreateEntryFromFile(filename); tarArchive.WriteEntry(tarEntry, true); } if (recurse) { string[] directories = Directory.GetDirectories(sourceDirectory); foreach (string directory in directories) AddDirectoryFilesToTar(tarArchive, directory, recurse); }} |
[13].[代码] Create a TAR or TGZ with control over filenames and data source 跳至 [1] [2] [3] [4] [5] [6] [7] [8] [9] [10] [11] [12] [13] [14] [15] [16] [17] [18] [19] [20] [21] [22] [23] [24]
|
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
|
using System;using System.IO;using ICSharpCode.SharpZipLib.Tar;public void TarCreateFromStream() { // Create an output stream. Does not have to be disk, could be MemoryStream etc. string tarOutFn = @"c:\temp\test.tar"; Stream outStream = File.Create(tarOutFn); // If you wish to create a .Tar.GZ (.tgz): // - set the filename above to a ".tar.gz", // - create a GZipOutputStream here // - change "new TarOutputStream(outStream)" to "new TarOutputStream(gzoStream)" // Stream gzoStream = new GZipOutputStream(outStream); // gzoStream.SetLevel(3); // 1 - 9, 1 is best speed, 9 is best compression TarOutputStream tarOutputStream = new TarOutputStream(outStream); CreateTarManually(tarOutputStream, @"c:\temp\debug"); // Closing the archive also closes the underlying stream. // If you don't want this (e.g. writing to memorystream), set tarOutputStream.IsStreamOwner = false tarOutputStream.Close();}private void CreateTarManually(TarOutputStream tarOutputStream, string sourceDirectory) { // Optionally, write an entry for the directory itself. // TarEntry tarEntry = TarEntry.CreateEntryFromFile(sourceDirectory); tarOutputStream.PutNextEntry(tarEntry); // Write each file to the tar. // string[] filenames = Directory.GetFiles(sourceDirectory); foreach (string filename in filenames) { // You might replace these 3 lines with your own stream code using (Stream inputStream = File.OpenRead(filename)) { string tarName = filename.Substring(3); // strip off "C:\" long fileSize = inputStream.Length; // Create a tar entry named as appropriate. You can set the name to anything, // but avoid names starting with drive or UNC. TarEntry entry = TarEntry.CreateTarEntry(tarName); // Must set size, otherwise TarOutputStream will fail when output exceeds. entry.Size = fileSize; // Add the entry to the tar stream, before writing the data. tarOutputStream.PutNextEntry(entry); // this is copied from TarArchive.WriteEntryCore byte[] localBuffer = new byte[32 * 1024]; while (true) { int numRead = inputStream.Read(localBuffer, 0, localBuffer.Length); if (numRead <= 0) { break; } tarOutputStream.Write(localBuffer, 0, numRead); } } tarOutputStream.CloseEntry(); } // Recurse. Delete this if unwanted. string[] directories = Directory.GetDirectories(sourceDirectory); foreach (string directory in directories) { CreateTarManually(tarOutputStream, directory); }} |
[14].[代码] Basic updating of a zip file 跳至 [1] [2] [3] [4] [5] [6] [7] [8] [9] [10] [11] [12] [13] [14] [15] [16] [17] [18] [19] [20] [21] [22] [23] [24]
|
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
|
using ICSharpCode.SharpZipLib.Zip;public void UpdateExistingZip() { ZipFile zipFile = new ZipFile(@"c:\temp\existing.zip"); // Must call BeginUpdate to start, and CommitUpdate at the end. zipFile.BeginUpdate(); zipFile.Password = "whatever"; // Only if a password is wanted on the new entry // The "Add()" method will add or overwrite as necessary. // When the optional entryName parameter is omitted, the entry will be named // with the full folder path and without the drive e.g. "temp/folder/test1.txt". // zipFile.Add(@"c:\temp\folder\test1.txt"); // Specify the entryName parameter to modify the name as it appears in the zip. // zipFile.Add(@"c:\temp\folder\test2.txt", "test2.txt"); // Continue calling .Add until finished. // Both CommitUpdate and Close must be called. zipFile.CommitUpdate(); zipFile.Close();} |
[15].[代码] Updating a zip file in memory 跳至 [1] [2] [3] [4] [5] [6] [7] [8] [9] [10] [11] [12] [13] [14] [15] [16] [17] [18] [19] [20] [21] [22] [23] [24]
|
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
|
using System;using System.IO;using ICSharpCode.SharpZipLib.Zip;/// <summary>/// Updates a zip file (in a disk or memorystream) adding the entry contained in the second stream./// </summary>/// <param name="zipStream">Zip file, could be a disk or memory stream. Must be seekable. </param>/// <param name="entryStream">Stream containing a file to be added. </param>/// <param name="entryName">Name to appear in the zip entry. </param>/// public void UpdateZipInMemory(Stream zipStream, Stream entryStream, String entryName) { // The zipStream is expected to contain the complete zipfile to be updated ZipFile zipFile = new ZipFile(zipStream); zipFile.BeginUpdate(); // To use the entryStream as a file to be added to the zip, // we need to put it into an implementation of IStaticDataSource. CustomStaticDataSource sds = new CustomStaticDataSource(); sds.SetStream(entryStream); // If an entry of the same name already exists, it will be overwritten; otherwise added. zipFile.Add(sds, entryName); // Both CommitUpdate and Close must be called. zipFile.CommitUpdate(); // Set this so that Close does not close the memorystream zipFile.IsStreamOwner = false; zipFile.Close(); // Reposition to the start for the convenience of the caller. zipStream.Position = 0;}public class CustomStaticDataSource : IStaticDataSource { private Stream _stream; // Implement method from IStaticDataSource public Stream GetSource() { return _stream; } // Call this to provide the memorystream public void SetStream(Stream inputStream) { _stream = inputStream; _stream.Position = 0; }}// This test harness CallingExample method illustrates the use of the UpdateZipInMemory method above.// In this example, we copy a zip file from disk into a memorystream, update it, and write the memorystream back to// a (different) disk file. Note that the UpdateZipInMemory method parameters are Stream - any stream will do,// it does not have to be a memorystream. The zipStream must be seekable, but the entryStream need not.//public void CallingExample() { // Read a disk file into memory MemoryStream msZip = new MemoryStream(); FileStream fs = File.OpenRead(@"c:\temp\existing.zip"); // This utility method copies from stream to stream. // Using StreamUtils.Copy is more efficient than copying whole file into am intermediate byte array. byte[] buffer = new byte[4096]; ICSharpCode.SharpZipLib.Core.StreamUtils.Copy(fs, msZip, buffer); fs.Close(); // Create an entry to be added. FileStream fsEntry = File.OpenRead(@"c:\temp\test1.txt"); MemoryStream msEntry = new MemoryStream(); ICSharpCode.SharpZipLib.Core.StreamUtils.Copy(fsEntry, msEntry, buffer); fsEntry.Close(); // Do the update UpdateZipInMemory(msZip, msEntry, "test1updated.txt"); // At this point, msZip contains the updated zip. We will write it to a new file. fs = File.Create(@"c:\temp\updated.zip"); ICSharpCode.SharpZipLib.Core.StreamUtils.Copy(msZip, fs, new byte[4096]); fs.Close();} |
[16].[代码] How to create a Zip File 跳至 [1] [2] [3] [4] [5] [6] [7] [8] [9] [10] [11] [12] [13] [14] [15] [16] [17] [18] [19] [20] [21] [22] [23] [24]
|
1
2
3
4
5
|
FastZip fastZip = new FastZip();bool recurse = true; // Include all files by recursing through the directory structurestring filter = null; // Dont filter any files at allfastZip.CreateZip("fileName.zip", @"C:\SourceDirectory", recurse, filter); |
[17].[代码] Create a zip with FastZip using progress events 跳至 [1] [2] [3] [4] [5] [6] [7] [8] [9] [10] [11] [12] [13] [14] [15] [16] [17] [18] [19] [20] [21] [22] [23] [24]
|
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
|
using System;using System.IO;using ICSharpCode.SharpZipLib.Core;using ICSharpCode.SharpZipLib.Zip;private int _uptoFileCount;private int _totalFileCount;public void TestFastZipCreate(string backupFolderPath) { _totalFileCount = FolderContentsCount(backupFolderPath); FastZipEvents events = new FastZipEvents(); events.ProcessFile = ProcessFileMethod; FastZip fastZip = new FastZip(events); fastZip.CreateEmptyDirectories = true; string zipFileName = Directory.GetParent(backupFolderPath).FullName + "\\ZipTest.zip"; fastZip.CreateZip(zipFileName, backupFolderPath, true, "");}private void ProcessFileMethod(object sender, ScanEventArgs args) { _uptoFileCount ++; int percentCompleted = _uptoFileCount * 100 / _totalFileCount; // do something here with a progress bar // file counts are easier as sizes take more work to calculate, and compression levels vary by file type string fileName = args.Name; // To terminate the process, set args.ContinueRunning = false if (fileName == "stop on this file") args.ContinueRunning = false;}// Returns the number of files in this and all subdirectoriesprivate int FolderContentsCount(string path) { int result = Directory.GetFiles(path).Length; string[ ] subFolders = Directory.GetDirectories(path); foreach (string subFolder in subFolders) { result += FolderContentsCount(subFolder); } return result;} |
[18].[代码] How to extract a Zip File using FastZip 跳至 [1] [2] [3] [4] [5] [6] [7] [8] [9] [10] [11] [12] [13] [14] [15] [16] [17] [18] [19] [20] [21] [22] [23] [24]
|
1
2
3
4
5
6
7
8
9
10
11
12
|
C#using System;using ICSharpCode.SharpZipLib.Zip;public void TestFastZipUnpack(string zipFileName, string targetDir) { FastZip fastZip = new FastZip(); string fileFilter = null; // Will always overwrite if target filenames already exist fastZip.ExtractZip(zipFileName, targetDir, fileFilter);} |
[19].[代码] Extract a Zip File with Name Filter and Confirm Overwrite 跳至 [1] [2] [3] [4] [5] [6] [7] [8] [9] [10] [11] [12] [13] [14] [15] [16] [17] [18] [19] [20] [21] [22] [23] [24]
|
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
|
using System;using System.Windows.Forms;using ICSharpCode.SharpZipLib.Core;using ICSharpCode.SharpZipLib.Zip;private bool _stop;public void TestFastZipUnpack(string zipFileName, string targetDir) { // Set the method that will be called on each file before extraction but after the OverwritePrompt (if applicable) FastZipEvents events = new FastZipEvents(); events.ProcessFile = ProcessFileMethod; FastZip fastZip = new FastZip(events); // To conditionally extract files in FastZip, use the fileFilter and directoryFilter arguments. // The filter is a list of regex values separated with semi-colon. An entry starting with - is an exclusion. // See the NameFilter class for more details. // The following expression includes all name ending in '.dat' with the exception of 'dummy.dat' string fileFilter = @"+\.dat$;-^dummy\.dat$"; string directoryFilter = null; bool restoreDateTime = true; // Will prompt to overwrite if target filenames already exist fastZip.ExtractZip(zipFileName, targetDir, FastZip.Overwrite.Prompt, OverwritePrompt, fileFilter, directoryFilter, restoreDateTime);}private bool OverwritePrompt(string fileName) { // In this method you can choose whether to overwrite a file. DialogResult dr = MessageBox.Show("Overwrite " + fileName, "Overwrite?", MessageBoxButtons.YesNoCancel); if (dr == DialogResult.Cancel) { _stop = true; // Must return true if we want to abort processing, so that the ProcessFileMethod will be called. // When the ProcessFileMethod sets ContinueRunning false, processing will immediately stop. return true; } return dr == DialogResult.Yes;}private void ProcessFileMethod(object sender, ScanEventArgs args) { string fileName = args.Name; // To stop all further processing, set args.ContinueRunning = false if (_stop) { args.ContinueRunning = false; }} |
[20].[代码] zip压缩解压类 跳至 [1] [2] [3] [4] [5] [6] [7] [8] [9] [10] [11] [12] [13] [14] [15] [16] [17] [18] [19] [20] [21] [22] [23] [24]
|
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
|
/// <summary>/// Zip压缩与解压缩 /// </summary>public class ZipHelper{ /// <summary> /// 压缩单个文件 /// </summary> /// <param name="fileToZip">要压缩的文件</param> /// <param name="zipedFile">压缩后的文件</param> /// <param name="compressionLevel">压缩等级</param> /// <param name="blockSize">每次写入大小</param> public static void ZipFile(string fileToZip, string zipedFile, int compressionLevel, int blockSize) { //如果文件没有找到，则报错 if (!System.IO.File.Exists(fileToZip)) { throw new System.IO.FileNotFoundException("指定要压缩的文件: " + fileToZip + " 不存在!"); } using (System.IO.FileStream ZipFile = System.IO.File.Create(zipedFile)) { using (ZipOutputStream ZipStream = new ZipOutputStream(ZipFile)) { using (System.IO.FileStream StreamToZip = new System.IO.FileStream(fileToZip, System.IO.FileMode.Open, System.IO.FileAccess.Read)) { string fileName = fileToZip.Substring(fileToZip.LastIndexOf("\\") + 1); ZipEntry ZipEntry = new ZipEntry(fileName); ZipStream.PutNextEntry(ZipEntry); ZipStream.SetLevel(compressionLevel); byte[] buffer = new byte[blockSize]; int sizeRead = 0; try { do { sizeRead = StreamToZip.Read(buffer, 0, buffer.Length); ZipStream.Write(buffer, 0, sizeRead); } while (sizeRead > 0); } catch (System.Exception ex) { throw ex; } StreamToZip.Close(); } ZipStream.Finish(); ZipStream.Close(); } ZipFile.Close(); } } /// <summary> /// 压缩单个文件 /// </summary> /// <param name="fileToZip">要进行压缩的文件名</param> /// <param name="zipedFile">压缩后生成的压缩文件名</param> public static void ZipFile(string fileToZip, string zipedFile) { //如果文件没有找到，则报错 if (!File.Exists(fileToZip)) { throw new System.IO.FileNotFoundException("指定要压缩的文件: " + fileToZip + " 不存在!"); } using (FileStream fs = File.OpenRead(fileToZip)) { byte[] buffer = new byte[fs.Length]; fs.Read(buffer, 0, buffer.Length); fs.Close(); using (FileStream ZipFile = File.Create(zipedFile)) { using (ZipOutputStream ZipStream = new ZipOutputStream(ZipFile)) { string fileName = fileToZip.Substring(fileToZip.LastIndexOf("\\") + 1); ZipEntry ZipEntry = new ZipEntry(fileName); ZipStream.PutNextEntry(ZipEntry); ZipStream.SetLevel(5); ZipStream.Write(buffer, 0, buffer.Length); ZipStream.Finish(); ZipStream.Close(); } } } } /// <summary> /// 压缩多层目录 /// </summary> /// <param name="strDirectory">The directory.</param> /// <param name="zipedFile">The ziped file.</param> public static void ZipFileDirectory(string strDirectory, string zipedFile) { using (System.IO.FileStream ZipFile = System.IO.File.Create(zipedFile)) { using (ZipOutputStream s = new ZipOutputStream(ZipFile)) { ZipSetp(strDirectory, s, ""); } } } /// <summary> /// 递归遍历目录 /// </summary> /// <param name="strDirectory">The directory.</param> /// <param name="s">The ZipOutputStream Object.</param> /// <param name="parentPath">The parent path.</param> private static void ZipSetp(string strDirectory, ZipOutputStream s, string parentPath) { if (strDirectory[strDirectory.Length - 1] != Path.DirectorySeparatorChar) { strDirectory += Path.DirectorySeparatorChar; } Crc32 crc = new Crc32(); string[] filenames = Directory.GetFileSystemEntries(strDirectory); foreach (string file in filenames)// 遍历所有的文件和目录 { if (Directory.Exists(file))// 先当作目录处理如果存在这个目录就递归Copy该目录下面的文件 { string pPath = parentPath; pPath += file.Substring(file.LastIndexOf("\\") + 1); pPath += "\\"; ZipSetp(file, s, pPath); } else // 否则直接压缩文件 { //打开压缩文件 using (FileStream fs = File.OpenRead(file)) { byte[] buffer = new byte[fs.Length]; fs.Read(buffer, 0, buffer.Length); string fileName = parentPath + file.Substring(file.LastIndexOf("\\") + 1); ZipEntry entry = new ZipEntry(fileName); entry.DateTime = DateTime.Now; entry.Size = fs.Length; fs.Close(); crc.Reset(); crc.Update(buffer); entry.Crc = crc.Value; s.PutNextEntry(entry); s.Write(buffer, 0, buffer.Length); } } } } /// <summary> /// 解压缩一个 zip 文件。 /// </summary> /// <param name="zipedFile">The ziped file.</param> /// <param name="strDirectory">The STR directory.</param> /// <param name="password">zip 文件的密码。</param> /// <param name="overWrite">是否覆盖已存在的文件。</param> public void UnZip(string zipedFile, string strDirectory, string password, bool overWrite) { if (strDirectory == "") strDirectory = Directory.GetCurrentDirectory(); if (!strDirectory.EndsWith("\\")) strDirectory = strDirectory + "\\"; using (ZipInputStream s = new ZipInputStream(File.OpenRead(zipedFile))) { s.Password = password; ZipEntry theEntry; while ((theEntry = s.GetNextEntry()) != null) { string directoryName = ""; string pathToZip = ""; pathToZip = theEntry.Name; if (pathToZip != "") directoryName = Path.GetDirectoryName(pathToZip) + "\\"; string fileName = Path.GetFileName(pathToZip); Directory.CreateDirectory(strDirectory + directoryName); if (fileName != "") { if ((File.Exists(strDirectory + directoryName + fileName) && overWrite) || (!File.Exists(strDirectory + directoryName + fileName))) { using (FileStream streamWriter = File.Create(strDirectory + directoryName + fileName)) { int size = 2048; byte[] data = new byte[2048]; while (true) { size = s.Read(data, 0, data.Length); if (size > 0) streamWriter.Write(data, 0, size); else break; } streamWriter.Close(); } } } } s.Close(); } } } |
[21].[代码] Creating a Gzip Stream from multiple streams 跳至 [1] [2] [3] [4] [5] [6] [7] [8] [9] [10] [11] [12] [13] [14] [15] [16] [17] [18] [19] [20] [21] [22] [23] [24]
|
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
|
public static MemoryStream CreateGzipStream(Dictionary<string, MemoryStream> DicEntryName_Stream) { int count = 0; //Uncomment following line if you want to save to a file //Stream outputFileStream = File.Create("TGZ_Output.tgz"); MemoryStream outputMemStream = new MemoryStream(); GZipOutputStream gzoStream = new GZipOutputStream(outputMemStream); ICSharpCode.SharpZipLib.Tar.TarOutputStream TarStream = new TarOutputStream(gzoStream); foreach (KeyValuePair<string, MemoryStream> custKeyVal in DicEntryName_Stream) { TarEntry newEntry = TarEntry.CreateTarEntry(custKeyVal.Key); newEntry.Size = custKeyVal.Value.Length; TarStream.PutNextEntry(newEntry); StreamUtils.Copy(custKeyVal.Value, TarStream, new byte[4096]); TarStream.CloseEntry(); count++; } TarStream.IsStreamOwner = false; // False stops the Close also Closing the underlying stream. TarStream.Close(); // Must finish the ZipOutputStream before using outputMemStream. gzoStream.Close(); return outputMemStream; } |
[22].[代码] Streaming a zip file over http in .net with SharpZipLib 跳至 [1] [2] [3] [4] [5] [6] [7] [8] [9] [10] [11] [12] [13] [14] [15] [16] [17] [18] [19] [20] [21] [22] [23] [24]
|
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
|
public void ProcessRequest(HttpContext context){ List<string> fileNames = GetFileNames(); context.Response.ContentType = "application/x-zip-compressed"; context.Response.AppendHeader("content-disposition", "attachment; filename=files.zip"); context.Response.ContentEncoding = Encoding.Default; context.Response.Charset = ""; byte[] buffer = new byte[1024 * 8]; using (ICSharpCode.SharpZipLib.Zip.ZipOutputStream zipOutput = new ICSharpCode.SharpZipLib.Zip.ZipOutputStream(context.Response.OutputStream)) { foreach (string fileName in fileNames) { ICSharpCode.SharpZipLib.Zip.ZipEntry zipEntry = new ICSharpCode.SharpZipLib.Zip.ZipEntry(fileName); zipOutput.PutNextEntry(zipEntry); using (var fread = System.IO.File.OpenRead(fileName)) { ICSharpCode.SharpZipLib.Core.StreamUtils.Copy(fread, zipOutput, buffer); } } zipOutput.Finish(); } context.Response.Flush(); context.Response.End();} |
[23].[代码] Use a memory stream when creating the Zip stream! 跳至 [1] [2] [3] [4] [5] [6] [7] [8] [9] [10] [11] [12] [13] [14] [15] [16] [17] [18] [19] [20] [21] [22] [23] [24]
|
1
2
3
4
|
MemoryStream outputMemStream = new MemoryStream(); using (ZipOutputStream zipOutput = new ZipOutputStream(outputMemStream)) { // Use zipOutput stream as normal ... |
[24].[代码] Extract Tar 跳至 [1] [2] [3] [4] [5] [6] [7] [8] [9] [10] [11] [12] [13] [14] [15] [16] [17] [18] [19] [20] [21] [22] [23] [24]
|
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
|
public IEnumerable<string> ExtractTar(Stream archiveStream){ var archive = TarArchive.CreateInputTarArchive(archiveStream); var tarStream = new TarInputStream(archiveStream); var tarEntry = tarStream.GetNextEntry(); while (tarEntry != null) { yield return tarEntry.Name; }}Stream Extract(Stream archiveStream, string type){ Stream sharpZipStream; switch (type) { case "z": sharpZipStream = new InflaterInputStream(archiveStream); break; case "gzip": sharpZipStream = new GZipInputStream(archiveStream); break; case "bzip2": sharpZipStream = new BZip2InputStream(archiveStream); break; case "tar": sharpZipStream = new TarInputStream(archiveStream); break; default: sharpZipStream = null; break; } var streamPipe = new SimpleStreamPipe(); var dataBuffer = new byte[BufferSize]; using (archiveStream) using (sharpZipStream) using (var outStream = streamPipe.GetInput()) { StreamUtils.Copy(sharpZipStream, outStream, dataBuffer); } return streamPipe.GetOutput();} |
