public static boolean Ectract(String sZipPathFile, String sDestPath) {

  boolean flag = false;   try {    // 先指定压缩档的位置和档名，建立FileInputStream对象    FileInputStream fins = new FileInputStream(sZipPathFile);    // 将fins传入ZipInputStream中    ZipInputStream zins = new ZipInputStream(fins);    ZipEntry ze = null;    byte ch[] = new byte[8192];    while ((ze = zins.getNextEntry()) != null) {     File zfile = new File(sDestPath + ze.getName());     File fpath = new File(zfile.getParentFile().getPath());     if (ze.isDirectory()) {      if (!zfile.exists())       zfile.mkdirs();      zins.closeEntry();     } else {      if (!fpath.exists())       fpath.mkdirs();      FileOutputStream fouts = new FileOutputStream(zfile);      int i;      while ((i = zins.read(ch)) != -1)       fouts.write(ch, 0, i);      zins.closeEntry();      fouts.close();     }    }    fins.close();    zins.close();    flag = true;   } catch (Exception e) {    flag = false;   } finally {    if (!flag) {     String[] namesArray = new String[] { "detailicon", "listicon", "optionicon", "quickscanicon", "secclassicon", "smallicon" };     for (int i = 0; i < namesArray.length; i++) {      File file = new File(sDestPath + namesArray[i]);      if (file.exists())       DownLoadPic.deleteDir(file);     }

   }

  }   return flag;  }