Android 读取CPU信息方法

/**     * 读取文件cpuinfo。     */    public static String readCpuHardware() throws IOException {        File file = new File("proc/cpuinfo");        FileReader in = new FileReader(file);        LineNumberReader reader = new LineNumberReader(in);        String s = reader.readLine();        String str = null;        while (s != null) {            if (s.contains("Hardware")) {                str = s.replaceAll("Hardware", "");                reader.close();                in.close();                return str.replaceAll(":", "");            }            s = reader.readLine();        }        reader.close();        in.close();        return "";    }