java 使用滚动（Android）在TextView中显示LogCat

Posted 2021-05-08

textView.setMovementMethod(new ScrollingMovementMethod());
String command = "logcat -d";
String line;
try {
    Process process = Runtime.getRuntime().exec(command);
    BufferedReader bufferedReader = new BufferedReader(
        new InputStreamReader(process.getInputStream()));
    StringBuilder log = new StringBuilder();
    while ( (line = bufferedReader.readLine()) != null) {
        log.append(line).append("\n");
    }
    textView.setText(log.toString());
} catch (IOException e) {
    e.printStackTrace();
}