Android文件压缩和解压(3)

        } 
        ZipFile zf = new ZipFile(zipFile); 
        InputStream in = null; 
        OutputStream out = null; 
        try { 
            for (Enumeration<?> entries = zf.entries(); entries.hasMoreElements();) { 
                ZipEntry entry = ((ZipEntry) entries.nextElement()); 
                in = zf.getInputStream(entry); 
                String str = folderPath + File.separator + entry.getName(); 
                str = new String(str.getBytes("8859_1"), HTTP.UTF_8); 
                File desFile = new File(str); 
                if (!desFile.exists()) { 
                    File fileParentDir = desFile.getParentFile(); 
                    if (!fileParentDir.exists()) { 
                        fileParentDir.mkdirs(); 
                    } 
                    desFile.createNewFile(); 
                } 
                out = new FileOutputStream(desFile); 
                byte buffer[] = new byte[BUFF_SIZE]; 
                int realLength; 
                while ((realLength = in.read(buffer)) > 0) { 
                    out.write(buffer, 0, realLength); 
                }