Retrieve the free size of a disk. - Android android.os

Android examples for android.os:Disk

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Description

Retrieve the free size of a disk.

Demo Code

import android.os.StatFs;

public class Main {

  /**/* w w w  .j  a v  a  2  s  . c  o  m*/
   * Retrieve the free size of a disk.
   * 
   * @param diskPath
   *          the path of the disk.
   * @return the size of the disk in bytes.
   */
  public static long getDiskFreeSize(final String diskPath) {
    try {
      final StatFs stat = new StatFs(diskPath);
      final long blockSize = stat.getBlockSize();
      final long freeBlocks = stat.getAvailableBlocks();
      final long totalSize = blockSize * freeBlocks;
      return totalSize;
    } catch (final Throwable e) {
      return 0;
    }
  }

}

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