java//解压报错:MALFORMED

Question

我想递归解压缩一些存档 .zip。我使用 java.util.zip，但无法使用其他库。

我的代码:

public static void unzip(String file) {

    try {
        File fSourceZip = new File(file);
        String zipPath = file.substring(0, file.length() - 4);
        File temp = new File(zipPath);
        temp.mkdir();
        System.out.println(zipPath + " created");


        ZipFile zipFile = new ZipFile(fSourceZip);
        Enumeration e = zipFile.entries();

        while (e.hasMoreElements()) {
            ZipEntry entry = (ZipEntry) e.nextElement();
            File destinationFilePath = new File(zipPath, entry.getName());

            destinationFilePath.getParentFile().mkdirs();

            if (entry.isDirectory()) {
                continue;
            } else {
                System.out.println("Extracting " + destinationFilePath);

                BufferedInputStream bis = new BufferedInputStream(
                        zipFile.getInputStream(entry));

                int b;
                byte buffer[] = new byte[1024];


                FileOutputStream fos = new FileOutputStream(
                        destinationFilePath);
                BufferedOutputStream bos = new BufferedOutputStream(fos,
                        1024);

                while ((b = bis.read(buffer, 0, 1024)) != -1) {
                    bos.write(buffer, 0, b);
                }

                bos.flush();
                bos.close();
                bis.close();
            }
            if (entry.getName().endsWith(".zip")) {
                // found a zip file, try to open
                unzip(destinationFilePath.getAbsolutePath());
            }
        }

    } catch (IOException ioe) {
        System.out.println("IOError :" + ioe);
    }
}

但是我的一些存档有一些错误:

Exception in thread "main" java.lang.IllegalArgumentException: MALFORMED
    at java.util.zip.ZipCoder.toString(ZipCoder.java:58)
    at java.util.zip.ZipFile.getZipEntry(ZipFile.java:567)
    at java.util.zip.ZipFile.access$900(ZipFile.java:61)
    at java.util.zip.ZipFile$ZipEntryIterator.next(ZipFile.java:525)
    at java.util.zip.ZipFile$ZipEntryIterator.nextElement(ZipFile.java:500)
    at java.util.zip.ZipFile$ZipEntryIterator.nextElement(ZipFile.java:481)
    at zip.ReadingArchive.unzip(ReadingArchive.java:36)
    at zip.ReadingArchive.unzip(ReadingArchive.java:82)
    at zip.ReadingArchive.unzip(ReadingArchive.java:82)
    at main.Main.main(Main.java:13)

我遇到这个问题是因为我的存档中有 .odp。我怎么能说只使用 .zip，而不使用其他文件？我该如何解决这个问题？

谢谢!

Answer 1

我刚刚通过指定替代(非 UTF-8)字符集修复了它:

Charset CP866 = Charset.forName("CP866");
ZipFile zipFile = new ZipFile(zipArchive, CP866);

在您的情况下，您需要指定另一个字符集。例如，尝试 CP437。