コード例 #1
0
  /** Get SD card info detail. */
  @TargetApi(Build.VERSION_CODES.JELLY_BEAN_MR2)
  public static SDCardInfo getSDCardInfo() {
    SDCardInfo sd = new SDCardInfo();
    String state = Environment.getExternalStorageState();
    if (Environment.MEDIA_MOUNTED.equals(state)) {
      sd.isExist = true;
      if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.JELLY_BEAN_MR2) {
        File sdcardDir = Environment.getExternalStorageDirectory();
        StatFs sf = new StatFs(sdcardDir.getPath());

        sd.totalBlocks = sf.getBlockCountLong();
        sd.blockByteSize = sf.getBlockSizeLong();

        sd.availableBlocks = sf.getAvailableBlocksLong();
        sd.availableBytes = sf.getAvailableBytes();

        sd.freeBlocks = sf.getFreeBlocksLong();
        sd.freeBytes = sf.getFreeBytes();

        sd.totalBytes = sf.getTotalBytes();
      }
    }
    if (Log.isPrint) {
      Log.i(TAG, sd.toString());
    }
    return sd;
  }
コード例 #2
0
 /** Get SD card path by CMD. */
 public static String getSDCardPath() {
   String cmd = "cat /proc/mounts";
   String sdcard = null;
   Runtime run = Runtime.getRuntime(); // 返回与当前 Java 应用程序相关的运行时对象
   BufferedReader bufferedReader = null;
   try {
     Process p = run.exec(cmd); // 启动另一个进程来执行命令
     bufferedReader =
         new BufferedReader(new InputStreamReader(new BufferedInputStream(p.getInputStream())));
     String lineStr;
     while ((lineStr = bufferedReader.readLine()) != null) {
       Log.i(TAG, "proc/mounts:   " + lineStr);
       if (lineStr.contains("sdcard") && lineStr.contains(".android_secure")) {
         String[] strArray = lineStr.split(" ");
         if (strArray.length >= 5) {
           sdcard = strArray[1].replace("/.android_secure", "");
           Log.i(TAG, "find sd card path:   " + sdcard);
           return sdcard;
         }
       }
       if (p.waitFor() != 0 && p.exitValue() == 1) {
         // p.exitValue()==0表示正常结束,1:非正常结束
         Log.e(TAG, cmd + " 命令执行失败");
       }
     }
   } catch (Exception e) {
     e.printStackTrace();
   } finally {
     try {
       if (bufferedReader != null) {
         bufferedReader.close();
       }
     } catch (IOException e) {
       e.printStackTrace();
     }
   }
   sdcard = Environment.getExternalStorageDirectory().getPath();
   Log.i(TAG, "not find sd card path return default:   " + sdcard);
   return sdcard;
 }
コード例 #3
0
 public static Object get(Context context, String fileName, String key, Cipher cipher) {
   try {
     String hex = get(context, fileName, key, (String) null);
     if (hex == null) return null;
     byte[] bytes = HexUtil.decodeHex(hex.toCharArray());
     if (cipher != null) bytes = cipher.decrypt(bytes);
     Object obj = ByteUtil.byteToObject(bytes);
     Log.i(TAG, key + " get: " + obj);
     return obj;
   } catch (Exception e) {
     e.printStackTrace();
   }
   return null;
 }
コード例 #4
0
 public static void put(Context context, String fileName, String key, Object ser, Cipher cipher) {
   SharedPreferences sp = context.getSharedPreferences(fileName, Context.MODE_PRIVATE);
   try {
     Log.i(TAG, key + " put: " + ser);
     if (ser == null) {
       sp.edit().remove(key).commit();
     } else {
       byte[] bytes = ByteUtil.objectToByte(ser);
       if (cipher != null) bytes = cipher.encrypt(bytes);
       put(context, fileName, key, HexUtil.encodeHexStr(bytes));
     }
   } catch (Exception e) {
     e.printStackTrace();
   }
 }
コード例 #5
0
  /** Get SD card path list. */
  public static ArrayList<String> getSDCardPathEx() {
    ArrayList<String> list = new ArrayList<String>();
    try {
      Runtime runtime = Runtime.getRuntime();
      Process proc = runtime.exec("mount");
      InputStream is = proc.getInputStream();
      InputStreamReader isr = new InputStreamReader(is);
      String line;
      BufferedReader br = new BufferedReader(isr);
      while ((line = br.readLine()) != null) {
        Log.i(TAG, "mount:  " + line);
        if (line.contains("secure")) {
          continue;
        }
        if (line.contains("asec")) {
          continue;
        }

        if (line.contains("fat")) {
          String columns[] = line.split(" ");
          if (columns.length > 1) {
            list.add("*" + columns[1]);
          }
        } else if (line.contains("fuse")) {
          String columns[] = line.split(" ");
          if (columns.length > 1) {
            list.add(columns[1]);
          }
        }
      }
    } catch (FileNotFoundException e) {
      e.printStackTrace();
    } catch (IOException e) {
      e.printStackTrace();
    }
    return list;
  }