SensorListActivity.java

package com.godoro.androiddevices;

import android.app.*;
import android.content.pm.*;
import android.hardware.*;
import android.os.*;
import android.widget.*;

public class SensorListActivity extends Activity{


    private TextView textView;
    private SensorManager sensorManager;

    @Override
    protected void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        setContentView(R.layout.sensor_list);
        textView=(TextView) findViewById(R.id.textView);
        sensorManager = (SensorManager) getSystemService(SENSOR_SERVICE);
        for(Sensor sensor : sensorManager.getSensorList(Sensor.TYPE_ALL)){
            textView.append(sensor.getName()+"\r\n");
        }
        boolean gyroscopyExists = getPackageManager().hasSystemFeature(PackageManager.FEATURE_SENSOR_GYROSCOPE);
        textView.append("gyroscopyExists: "+gyroscopyExists+"\r\n");
        Sensor orientationSensor=sensorManager.getDefaultSensor(Sensor.TYPE_ORIENTATION);
        textView.append("orientationSensor: "+(orientationSensor!=null?"not null":"null")+"\r\n");

    }
}