Get logcat buffer from phone app

logcat_phone_app

private String getLogData(String level) {
  	Log.d(TAG, "Getting log data for level: "+level);
		StringBuilder log = new StringBuilder();
		
		try {
			Process process = Runtime.getRuntime().exec("logcat -d");
			BufferedReader bufferedReader = new BufferedReader(
					new InputStreamReader(process.getInputStream()));

			String line = "";
			while ((line = bufferedReader.readLine()) != null) {
				log.append(line+"\n");
			}
		} catch (IOException e) {
			e.printStackTrace();
		}
		
		return log.toString();
	}