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.NET ???????????????

??

???????C# ??? .NET API ????? ??????????????????????????? Zip ?????????????????? 1 ???????????? zip ????????????????????? zip ???????????????????????????????????

C# ???????????????C# ????????????????

Aspose.ZIP API ??????????????????????????????????????????????????????????????????????????????

???????

?????????

??: C# ????????????

  1. ?? zip ??????????????? ???? ????? ???????
  2. ????????????????????????????
  3. Archive ?????????????????? ArchiveEntrySettings ????????????????
  4. Archive.CreateEntry????????????2???????????????????
  5. Archive.Save ???????????? ??????????? 1 ????????? ???????????
 1    // For complete examples and data files, please go to https://github.com/aspose-zip/Aspose.ZIP-for-.NET
 2    using (FileStream zipFile = File.Open(dataDir + "CompressSingleFile_out.zip", FileMode.Create))
 3    {
 4        //File to be added to archive
 5        using (FileStream source1 = File.Open(dataDir + "alice29.txt", FileMode.Open, FileAccess.Read))
 6        {
 7            using (var archive = new Archive(new ArchiveEntrySettings()))
 8            {
 9                archive.CreateEntry("alice29.txt", source1);
10                
11                archive.Save(zipFile);
12            }
13        }
14    }

??????????

??: C# ?????????????

  1. ?? zip ????????????????? ????????????
  2. ???????????????????????????????
  3. ???? 2 ?????? ????????? ????????????
  4. Archive ?????????????????
  5. Archive.CreateEntry????????????2???3???????????????????
  6. ArchiveSaveOptions ?????????????????
  7. Archive.Save ???????????? ??????????? 1 ????????? ????????????????? ArchiveSaveOptions ?????????????
 1    // For complete examples and data files, please go to https://github.com/aspose-zip/Aspose.ZIP-for-.NET
 2    using (FileStream zipFile = File.Open(dataDir + "CompressMultipleFiles_out.zip", FileMode.Create))
 3    {
 4        using (FileStream source1 = File.Open(dataDir + "alice29.txt", FileMode.Open, FileAccess.Read))
 5        {
 6            using (FileStream source2 = File.Open(dataDir + "asyoulik.txt", FileMode.Open, FileAccess.Read))
 7            {
 8                using (var archive = new Archive())
 9                {
10                    archive.CreateEntry("alice29.txt", source1);
11                    archive.CreateEntry("asyoulik.txt", source2);
12                    archive.Save(zipFile, new ArchiveSaveOptions() { Encoding = Encoding.ASCII, ArchiveComment = "There are two poems from Canterbury corpus" });
13                }
14            }
15        }
16    }
17

??????????????????

??: ????????????????????C# ?

  1. FileMode.Create ???????? zip ?????????????????? ???????????
  2. ?????????? ????? FileInfo ?????????????
  3. ???? 2 ?????? ????? FileInfo ?????????????
  4. Archive ?????????????????
  5. Archive.CreateEntry????????????2???3???????????????????
  6. ArchiveSaveOptions ?????????????????
  7. Archive.Save ???????????? ??????????? 1 ????????? ????????????????? ArchiveSaveOptions ?????????????
 1    // For complete examples and data files, please go to https://github.com/aspose-zip/Aspose.ZIP-for-.NET
 2    using (FileStream zipFile = File.Open(dataDir + "CompressFilesByFileInfo_out.zip", FileMode.Create))
 3    {
 4        FileInfo fi1 = new FileInfo(dataDir + "alice29.txt");
 5        FileInfo fi2 = new FileInfo(dataDir + "fields.c");
 6
 7        using (var archive = new Archive())
 8        {
 9            archive.CreateEntry("alice29.txt", fi1);
10            archive.CreateEntry("fields.c", fi2);
11            archive.Save(zipFile, new ArchiveSaveOptions() { Encoding = Encoding.ASCII });
12        }
13    }
14

??????????????????

??: ??C# ??????????????????????1. FileMode.Create ???????? zip ?????????????????? ??????????? 2. ????????????? ????? FileInfo ????????????? 3. ArchiveEntrySettings ?????????????????? StoreCompressionSettings ???????????????? 4. Archive ????????????????????????? ArchiveEntrySettings ???????????????? 5. Archive.CreateEntry ???????????? 2 ????? FileInfo ????????????? 6. ArchiveSaveOptions ????????????Encoding = Encoding.ASCII ??????? 7. Archive.Save ???????????? ??????????? 1 ????????? ????????????????? ArchiveSaveOptions ?????????????

 1    // For complete examples and data files, please go to https://github.com/aspose-zip/Aspose.ZIP-for-.NET
 2    //Creates zip archive without compressing files
 3    using (FileStream zipFile = File.Open(dataDir + "StoreMultipleFilesWithoutCompression_out.zip", FileMode.Create))
 4    {
 5        FileInfo fi1 = new FileInfo(dataDir + "alice29.txt");
 6        FileInfo fi2 = new FileInfo(dataDir + "lcet10.txt");
 7
 8        using (Archive archive = new Archive(new ArchiveEntrySettings(new StoreCompressionSettings())))
 9        {
10            archive.CreateEntry("alice29.txt", fi1);
11            archive.CreateEntry("lcet10.txt", fi2);
12            archive.Save(zipFile, new ArchiveSaveOptions() { Encoding = Encoding.ASCII });
13        }
14
15    }
16

????????????????

??: ??????????????????C# ???

  1. FileMode.Create ???????? zip ?????????????????? ???????????
  2. ???? 1 ??? 2 ?????? ?????????FileMode.Open ? FileAccess.Read ????????? ???????????
  3. Archive ?????????????????
  4. Archive.CreateEntry????????????2???????????????????
  5. ParallelOptions ????????????ParallelCompressInMemory = ParallelCompressionMode.Always ???????
  6. ArchiveSaveOptions ??????????????????? ParallelOptions ?????????????????
  7. Archive.Save ???????????? ??????????? 1 ????????? ????????????????? ArchiveSaveOptions ?????????????
 1    // For complete examples and data files, please go to https://github.com/aspose-zip/Aspose.ZIP-for-.NET
 2    using (FileStream zipFile = File.Open(dataDir + "UsingParallelismToCompressFiles_out.zip", FileMode.Create))
 3    {
 4        using (FileStream source1 = File.Open(dataDir + "alice29.txt", FileMode.Open, FileAccess.Read))
 5        {
 6            using (FileStream source2 = File.Open(dataDir + "asyoulik.txt", FileMode.Open, FileAccess.Read))
 7            {
 8                using (var archive = new Archive())
 9                {
10                    archive.CreateEntry("alice29.txt", source1);
11                    archive.CreateEntry("asyoulik.txt", source2);
12                    //Define the parallelism criterion
13                    var parallelOptions = new ParallelOptions
14                    {
15                        ParallelCompressInMemory = ParallelCompressionMode.Always
16                    };
17                    archive.Save(zipFile,
18                        new ArchiveSaveOptions()
19                        {
20                            ParallelOptions = parallelOptions,
21                            Encoding = Encoding.ASCII,
22                            ArchiveComment = "There are two poems from Canterbury corpus"
23                        });
24                }
25            }
26        }
27    }
28

ZIP ??????? LZMA ??

Lempel-Ziv-Markov ???????? (LZMA) ???????????????????????????????�LZMA ??????????????????????????????????????? ZIP ??????? LZMA ??????ZIP ????? LZMA ?????????????????????????????Aspose.ZIP API ????? LZMA ?????????????

??: ZIP ???????? LZMA ??C# ???

  1. FileMode.Create ???????? zip ?????????????????? ???????????
  2. ArchiveEntrySettings ??????????????? LzmaCompressionSettings ????????????????
  3. Archive ????????????????????? ArchiveEntrySettings ?????????????
  4. Archive.CreateEntry?????????????????????????????????????
  5. Archive.Save ???????????? ???????????
1    using (FileStream zipFile = File.Open(dataDir + "LZMACompression_out.zip", FileMode.Create))
2    {
3        using (Archive archive = new Archive(new ArchiveEntrySettings(new LzmaCompressionSettings())))
4        {
5            archive.CreateEntry("sample.txt", dataDir + "sample.txt");
6            archive.Save(zipFile);
7        }
8    }

ZIP ??????? BZip2 ??

BZip2 ????????ZIP ????? BZip2 ??????????????????�????????Aspose.ZIP API ????? BZip2 ?????????????

??: ZIP ???????? BZip2 ??C# ???

  1. FileMode.Create ???????? zip ?????????????????? ???????????
  2. ArchiveEntrySettings ??????????????? Bzip2CompressionSettings ????????????????
  3. Archive ????????????????????? ArchiveEntrySettings ?????????????
  4. Archive.CreateEntry?????????????????????????????????????
  5. Archive.Save ???????????? ???????????
1    using (FileStream zipFile = File.Open(dataDir + "Bzip2Compression_out.zip", FileMode.Create))
2    {
3        using (Archive archive = new Archive(new ArchiveEntrySettings(new Bzip2CompressionSettings())))
4        {
5            archive.CreateEntry("sample.txt", dataDir + "sample.txt");
6            archive.Save(zipFile);
7        }
8    }    
9

ZIP ??????? PPMd ??

PPMd ????????ZIP ????? PPMd ??????????????????�????????Aspose.ZIP API ????? PPMd ?????????????

??: ZIP ???????? PPMd ??C# ???

  1. FileMode.Create ???????? zip ?????????????????? ???????????
  2. ArchiveEntrySettings ??????????????? PPMdCompressionSettings ????????????????
  3. Archive ????????????????????? ArchiveEntrySettings ?????????????
  4. Archive.CreateEntry?????????????????????????????????????
  5. Archive.Save ???????????? ???????????
1    using (FileStream zipFile = File.Open(dataDir + "PPMdCompression_out.zip", FileMode.Create))
2    {
3        using (Archive archive = new Archive(new ArchiveEntrySettings(new PPMdCompressionSettings())))
4        {
5            archive.CreateEntry("sample.txt", dataDir + "sample.txt");
6            archive.Save(zipFile);
7        }
8    }    
9

????????

????????????????????

??: C# ?????????????????????????

  1. FileMode.OpenRead ???????? ZIP ????????? ???????????
  2. ???? ???????????????????Archive ?????????????????
  3. ????? ????? ExtractionProgressed ????????????????????????
  4. Extract ???????????????????????????????? 1 ?????????????
  5. ????????????????????????????
 1    // For complete examples and data files, please go to https://github.com/aspose-zip/Aspose.ZIP-for-.NET
 2    using (FileStream fs = File.OpenRead(dataDir + "CompressSingleFile_out.zip"))
 3    {
 4        using (Archive archive = new Archive(fs))
 5        {
 6            int percentReady = 0;
 7            archive.Entries[0].ExtractionProgressed += (s, e) =>
 8            {
 9                int percent = (int)((100 * e.ProceededBytes) / ((ArchiveEntry)s).UncompressedSize);
10                if (percent > percentReady)
11                {
12                    Console.WriteLine(string.Format("{0}% decompressed", percent));
13                    percentReady = percent;
14                }
15            };
16            archive.Entries[0].Extract(dataDir + "alice_extracted_out.txt");
17        }
18    }    
19

?????????????????????

??: C# ?????????????????????????< /strong>

  1. FileMode.Open ???????? ZIP ????????? ???????????
  2. ????????????????????????????? ??? ?????????? Archive ?????????????????
  3. EntryListed ??????????????????? ??????????????
  4. EntryExtractionProgressed ??????????????????????????????????????
  5. Extract ???????????????????????????????????????????????
 1    // For complete examples and data files, please go to https://github.com/aspose-zip/Aspose.ZIP-for-.NET
 2    using (FileStream zipFile = File.Open(dataDir + "CompressMultipleFiles_out.zip", FileMode.Open))
 3    {
 4        StringBuilder sb = new StringBuilder("Entries are: ");
 5        int percentReady = 0;
 6        using (Archive archive = new Archive(zipFile,
 7            new ArchiveLoadOptions()
 8            {
 9                EntryListed = (s, e) => { sb.AppendFormat("{0}, ", e.Entry.Name); },
10                EntryExtractionProgressed = (s, e) =>
11                {
12                    int percent = (int)((100 * e.ProceededBytes) / ((ArchiveEntry)s).UncompressedSize);
13                    if (percent > percentReady)
14                    {
15                        Console.WriteLine(string.Format("{0}% compressed", percent)); percentReady = percent;
16                    }
17                }
18            }))
19        {
20            Console.WriteLine(sb.ToString(0, sb.Length - 2));
21            using (var extracted = File.Create(dataDir + "alice_extracted_out.txt"))
22            {
23                using (var decompressed = archive.Entries[0].Open())
24                {
25                    byte[] buffer = new byte[8192];
26                    int bytesRead;
27                    while (0 < (bytesRead = decompressed.Read(buffer, 0, buffer.Length)))
28                    {
29                        extracted.Write(buffer, 0, bytesRead);
30                    }
31                    // Read from decompressed stream to extracting file.
32                }
33            }
34            percentReady = 0;
35            archive.Entries[1].Extract(dataDir + "asyoulik_extracted_out.txt");
36        }
37    }    
38

?????????????????????

??: ?????????????????????????C# ???

  1. ZIP ????????Archive ?????????????????
  2. ??????????????????????????????????????????????????????????
  3. ????????????????????????????????????????????
  4. ??????? 2 ????????????????????????????????????????????
 1    // For complete examples and data files, please go to https://github.com/aspose-zip/Aspose.ZIP-for-.NET
 2    using (FileStream zipFile = File.Open(dataDir + "StoreMultipleFilesWithoutCompression_out.zip", FileMode.Open))
 3    {
 4        using (Archive archive = new Archive(zipFile))
 5        {
 6            using (var extracted = File.Create(dataDir + "alice_extracted_store_out.txt"))
 7            {
 8                using (var decompressed = archive.Entries[0].Open())
 9                {
10                    byte[] buffer = new byte[8192];
11                    int bytesRead;
12                    while (0 < (bytesRead = decompressed.Read(buffer, 0, buffer.Length)))
13                    {
14                        extracted.Write(buffer, 0, bytesRead);
15                    }
16                    // Read from decompressed stream to extracting file.
17                }
18            }
19
20            using (var extracted = File.Create(dataDir + "asyoulik_extracted_store_out.txt"))
21            {
22                using (var decompressed = archive.Entries[1].Open())
23                {
24                    byte[] buffer = new byte[8192];
25                    int bytesRead;
26                    while (0 < (bytesRead = decompressed.Read(buffer, 0, buffer.Length)))
27                    {
28                        extracted.Write(buffer, 0, bytesRead);
29                    }
30                    // Read from decompressed stream to extracting file.
31                }
32            }
33        }
34    }    
35
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