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/** * 设置系统时间 * @param time 格式为“年月日.时分秒”，例如：20111209.121212 */ public static boolean setTime(String time) { Process process = null; DataOutputStream os = null; try { process = Runtime.getRuntime().exec("su"); os = new DataOutputStream(process.getOutputStream()); os.writeBytes("date -s " + time + "\n"); os.writeBytes("exit\n"); os.flush(); process.waitFor(); } catch (Exception e) { return false; } finally { try { if (os != null) { os.close(); } process.destroy(); } catch (Exception e) { } } return true; }