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Java-java教程
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import java.io.*;import java.util.*;import java.util.zip.*;public class FolderUnzip {private static String sourcepath="D:\\tmp";private static ListfolderList=new ArrayList(Arrays.asList(sourcepath));private static ListfolderList2=new ArrayList(Arrays.asList("E:\\tt"+File.separator+sourcepath.substring(sourcepath.lastIndexOf(File.separator))));private static FileInputStream fis = null;private static FileOutputStream fos = null;private static ZipInputStream zipin = null; public static void main(String[] args) { for (int j = 0; j < folderList.size(); j++) { new File(folderList2.get(j)).mkdirs(); String[] file = new File(folderList.get(j)).list(); File temp = null; for (int i = 0; i < file.length; i++) {if (folderList.get(j).endsWith(File.separator)) temp = new File(folderList.get(j), file[i]);else temp = new File(folderList.get(j), file[i]);File originalFile = null;if (temp.getName().endsWith(".zip")) originalFile = new File(folderList2.get(j), temp.getName() .substring(0, temp.getName().lastIndexOf(.)));if (temp.isFile() && !originalFile.exists()) { try { fis = new FileInputStream(temp); zipin = new ZipInputStream(fis); ZipEntry entry = zipin.getNextEntry(); fos = new FileOutputStream(new File(folderList2.get(j),entry.getName())); byte[] buffer = new byte[20480]; int nNumber; while ((nNumber = zipin.read(buffer, 0, buffer.length)) != -1) fos.write(buffer, 0, nNumber); fos.flush(); } catch (IOException e) { continue; } finally { try { zipin.close(); fos.close(); fis.close(); } catch (IOException e) { } }} else if (temp.isDirectory()) { folderList.add(folderList.get(j) + File.separator + file[i]); folderList2.add(folderList2.get(j) + File.separator+ file[i]);} } } }}
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