[英]Java Apache Commons Compress 7zip, corrupt file error
7 zip files (lzma) format, want to compress and encrypt. 7个zip文件(lzma)格式,要压缩和加密。
I want to use Apache Commons Compress. 我想使用Apache Commons Compress。
I am using this function, however, the decompressed files are corrupted. 我正在使用此功能,但是,解压缩的文件已损坏。
Thanks 谢谢
public static void main(String args[]) throws FileNotFoundException, IOException {
SevenZOutputFile sevenZOutput = new SevenZOutputFile(new File("outFile.7z"));
File entryFile = new File("D:/image.jpg");
SevenZArchiveEntry entry = sevenZOutput.createArchiveEntry(entryFile, entryFile.getName());
byte fileContent[] = new byte[(int)entryFile.length()];
sevenZOutput.putArchiveEntry(entry);
sevenZOutput.write(fileContent);
sevenZOutput.closeArchiveEntry();
sevenZOutput.close();
}
I figured, okay, thank you. 我想,好的,谢谢。 How do I encryption the archive? 如何加密存档?
public static void main(String args[]) throws FileNotFoundException, IOException {
SevenZOutputFile sevenZOutput = new SevenZOutputFile(new File("outFile.7z"));
File entryFile = new File("D:/image.jpg");
SevenZArchiveEntry entry = sevenZOutput.createArchiveEntry(entryFile, entryFile.getName());
sevenZOutput.putArchiveEntry(entry);
FileInputStream in = new FileInputStream(entryFile);
int len;
byte buffer[] = new byte[8192];
int transferedMegaBytes2=0;
while ((len = in.read(buffer)) > 0) {
sevenZOutput.write(buffer, 0, len);
transferredBytes += len;
int transferedMegaBytes = (int) (transferredBytes / 1048576);
if(transferedMegaBytes>transferedMegaBytes2){
System.out.println("Transferred: " + transferedMegaBytes + " Megabytes.");
transferedMegaBytes2=transferedMegaBytes;
}
}
sevenZOutput.closeArchiveEntry();
sevenZOutput.close();
}
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