Find location

LocationService.java

package com.zapbuild.myi.interactors;

import android.location.Location;
import android.os.Bundle;

import com.google.android.gms.common.ConnectionResult;
import com.google.android.gms.common.api.GoogleApiClient;
import com.google.android.gms.location.LocationServices;

import static com.zapbuild.myi.base.BaseApp.getContext;


/**
 * Created by krishan on 27/5/15.
 * provides last known fused location else null in case of no location found.
 * Don't forget to add this in manifest file -
 * <uses-permission android:name="android.permission.ACCESS_COARSE_LOCATION" />
 */
public class LocationService implements GoogleApiClient.ConnectionCallbacks, GoogleApiClient.OnConnectionFailedListener {

    /**
     * Provides the entry point to Google Play services.
     */
    protected GoogleApiClient mGoogleApiClient;
    protected LocationCallBack mCallBack;

    public LocationService() {
        buildGoogleApiClient();
    }

    public LocationService(LocationCallBack mCallBack) {
        buildGoogleApiClient();
        this.mCallBack = mCallBack;
    }

    /**
     * Connects the location api
     */
    public void connectApi() {
        mGoogleApiClient.connect();
    }

    /**
     * disconnects the api
     */
    public void disconnectApi() {
        if (mGoogleApiClient.isConnected()) {
            mGoogleApiClient.disconnect();
        }
    }

    /**
     * Builds a GoogleApiClient. Uses the addApi() method to request the LocationServices API.
     */
    protected synchronized void buildGoogleApiClient() {
        mGoogleApiClient = new GoogleApiClient.Builder(getContext())
                .addConnectionCallbacks(this)
                .addOnConnectionFailedListener(this)
                .addApi(LocationServices.API)
                .build();
    }

    @Override
    public void onConnected(Bundle bundle) {
        Location mLastLocation = LocationServices.FusedLocationApi.getLastLocation(mGoogleApiClient);
        if (mLastLocation != null) {
            if (mCallBack != null) mCallBack.onLastLocationReceived(mLastLocation);
        } else {
            if (mCallBack != null) mCallBack.onLocationFailed();
        }

    }

    @Override
    public void onConnectionSuspended(int i) {
        mGoogleApiClient.connect();
    }

    @Override
    public void onConnectionFailed(ConnectionResult connectionResult) {
//        GooglePlayServicesUtil.showErrorNotification(connectionResult.getErrorCode(), getContext());
        if (mCallBack != null) mCallBack.onLocationFailed();
    }

    public LocationCallBack getmCallBack() {
        return mCallBack;
    }

    public void setmCallBack(LocationCallBack mCallBack) {
        this.mCallBack = mCallBack;
    }

    public interface LocationCallBack {
        void onLastLocationReceived(Location location);

        void onLocationFailed();

    }

}