Android 利用Java实现压缩与解压缩(zip、gzip)支持中文路径
2010-11-05 00:54:57 来源:WEB开发网* @param decompressDir 解压路径
* @throws IOException
* @throws FileNotFoundException
* @throws ZipException
*/
public static void readByApacheZipFile(String archive, String decompressDir)
throws IOException, FileNotFoundException, ZipException {
BufferedInputStream bi;
ZipFile zf = new ZipFile(archive, "GBK");//支持中文
Enumeration e = zf.getEntries();
while (e.hasMoreElements()) {
ZipEntry ze2 = (ZipEntry) e.nextElement();
String entryName = ze2.getName();
String path = decompressDir + "/" + entryName;
if (ze2.isDirectory()) {
System.out.println("正在创建解压目录 - " + entryName);
File decompressDirFile = new File(path);
if (!decompressDirFile.exists()) {
decompressDirFile.mkdirs();
}
} else {
System.out.println("正在创建解压文件 - " + entryName);
String fileDir = path.substring(0, path.lastIndexOf("/"));
File fileDirFile = new File(fileDir);
if (!fileDirFile.exists()) {
fileDirFile.mkdirs();
}
BufferedOutputStream bos = new BufferedOutputStream(new FileOutputStream(
decompressDir + "/" + entryName));
bi = new BufferedInputStream(zf.getInputStream(ze2));
byte[] readContent = new byte[1024];
int readCount = bi.read(readContent);
while (readCount != -1) {
bos.write(readContent, 0, readCount);
readCount = bi.read(readContent);
}
bos.close();
}
}
zf.close();
}
/**
* 使用 java api 中的 ZipInputStream 类解压文件,但如果压缩时采用了
* org.apache.tools.zip.ZipOutputStream时,而不是 java 类库中的
* java.util.zip.ZipOutputStream时,该方法不能使用,原因就是编码方
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