看网上关于这个问题的帖子挺少的，和大家分享一下。
public static String getKernelVersion() {
String kernelVersion = "";
InputStream inputStream = null;
try {
inputStream = new FileInputStream("/proc/version");
} catch (FileNotFoundException e) {
e.printStackTrace();
return kernelVersion;
}
BufferedReader bufferedReader = new BufferedReader(new InputStreamReader(inputStream), 8 * 1024);
String info = "";
String line = "";
try {
while ((line = bufferedReader.readLine()) != null) {
info += line;
}
} catch (IOException e) {
e.printStackTrace();
} finally {
try {
bufferedReader.close();
inputStream.close();
} catch (IOException e) {
e.printStackTrace();
}
}
try {
if (info != "") {
final String keyword = "version ";
int index = info.indexOf(keyword);
line = info.substring(index + keyword.length());
index = line.indexOf(" ");
kernelVersion = line.substring(0, index);
}
} catch (IndexOutOfBoundsException e) {
e.printStackTrace();
}
return kernelVersion;
}
